| Entries |
| Document | Title | Date |
|---|
| 20110177572 | Method of Cultivating Fermentative Yeast Used for Xylose Fermentation of Non-Detoxified Lignocellulosic Hydrolysate - A hydrolysate-adapted yeast, | 07-21-2011 |
| 20090098624 | FERMENTATION PROCESSES - The present invention provides a fermentation process for producing a fermentation product from starch-containing material wherein one or more antibacterial agents are added before and/or during fermentation. | 04-16-2009 |
| 20120184007 | ENGINEERED MICROORGANISMS WITH ENHANCED FERMENTATION ACTIVITY - Provided herein are genetically modified microorganisms that have enhanced fermentation activity, and methods for making and using such microorganisms. | 07-19-2012 |
| 20100159549 | SYSTEM FOR PRODUCTION OF ETHANOL AND CO-PRODUCTS WITH SEPARATION AND SOLVENT WASHING OF FERMENTATION PRODUCT - A system for the production of ethanol and co-products is provided. The system facilitates an overall reduction in the use of energy, for example, by reducing the mass of wet solids supplied to a distillation system. The system also reduces the amount of energy used to dry the wet solids component of a fermentation product, for example, by increasing the ethanol concentration of the wet solids. The system also facilitates the recovery of co-products including bioproducts and other biochemicals extracted from components of the fermentation product. The solids component of the fermentation product may be dried and constituted into a meal that may be used for animal feed, among other uses. | 06-24-2010 |
| 20100159547 | METHOD FOR SEPARATING OIL FROM AN OIL CONTAINING MATERIAL, METHOD FOR THE PRODUCTION OF ETHANOL, AND ETHANOL PRODUCTION FACILITY - A method for separating oil from flour includes steps of: separating flour into a first stream comprising coarse flour and a second stream comprising fine flour; combining a first extraction solvent with the first stream and extracting oil from the first stream to provide a first miscella and coarse solids; combining a second extraction solvent with the second stream and extracting oil from the second stream to form a second miscella and fine solids; and recovering oil from the first miscella and the second miscella. Another method that can be used separate from or in combination with the previously described method includes steps of: extracting oil from the oil containing, non-fermented, vegetable material with a water immiscible extraction solvent and forming a mixture; combining the mixture with water and forming an organic phase and a water phase; and separating the organic phase and the water phase to form: the organic phase comprising the water and oil enriched immiscible extraction solvent; and the water phase comprising water and oil depleted, non-fermented, vegetable material. A method for producing ethanol and an ethanol production facilitate are described. | 06-24-2010 |
| 20090191605 | Ketoreductase Polypeptides for the Reduction of Acetophenones - The present disclosure provides engineered ketoreductase enzymes having improved properties as compared to a naturally occurring wild-type ketoreductase enzyme. Also provided are polynucleotides encoding the engineered ketoreductase enzymes, host cells capable of expressing the engineered ketoreductase enzymes, and methods of using the engineered ketoreductase enzymes to synthesize a variety of chiral compounds. | 07-30-2009 |
| 20130078694 | PANTOTHENIC ACID BIOSYNTHESIS IN ZYMOMONAS - is unable to synthesize pantothenic acid and requires this essential vitamin in growth medium. | 03-28-2013 |
| 20100075389 | ALKYLENE OXIDE CAPPED SECONDARY ALCOHOL ETHOXYLATES AS FERMENTATION FOAM CONTROL AGENTS - Provided are foam control agents and their use for controlling foam in fermentation processes. The foam control agents are of the formula I: | 03-25-2010 |
| 20120244590 | DRY GRIND ETHANOL PRODUCTION PROCESS AND SYSTEM WITH FRONT END MILLING METHOD - A dry grind ethanol production process and system with front end milling method is provided for improving alcohol and/or by-product yields, such as oil and/or protein yields. In one example, the process includes grinding corn kernels into particles then mixing the corn particles with a liquid to produce a slurry including oil, protein, starch, fiber, germ, and grit. Thereafter, the slurry is subjected to a front end milling method, which includes separating the slurry into a solids portion, including fiber, grit, and germ, and a liquid portion, including oil, protein, and starch, then milling the separated solids portion to reduce the size of the germ and grit and release bound starch, oil, and protein from the solids portion. The starch is converted to sugar, and alcohol is produced therefrom then recovered. Also, the fiber can be separated and recovered. Oil and protein may be separated and recovered as well. | 09-27-2012 |
| 20130084615 | Method for Producing Ethanol and Yeast Protein Feed from Whey Permeate - A method for production of ethanol and yeast protein provides a lactose extraction and conversion process resulting in ≧8.5% V/V of alcohol after fermentation with up to ≧95% lactose conversion efficiency. Fermentation time is 24 hours and monitoring and adjusting of pH throughout the process in not required. In addition to ethanol, yeast protein feed is extracted after fermentation and provides up to 28% protein content as dry matter. | 04-04-2013 |
| 20130084617 | TRANSFORMED CELLS THAT FERMENT-PENTOSE SUGARS AND METHODS OF THEIR USE - The present invention relates to host cells transformed with a nucleic acid sequence encoding a eukaryotic xylose isomerase obtainable from an anaerobic fungus. When expressed, the sequence encoding the xylose isomerase confers to the host cell the ability to convert xylose to xylulose which may be further metabolized by the host cell. Thus, the host cell is capable of growth on xylose as carbon source. The host cell preferably is a eukaryotic microorganism such as a yeast or a filamentous fungus. The invention further relates to processes for the production of fermentation products such as ethanol, in which a host cell of the invention uses xylose for growth and for the production of the fermentation product. The invention further relates to nucleic acid sequences encoding eukaryotic xylose isomerases and xylulose kinases as obtainable from anaerobic fungi. | 04-04-2013 |
| 20130084616 | Alcoholic Xylose Fermentation at High Temperatures by the Thermotolerant Yeast Hansenula polymorpha - Methods and compositions for the production of ethanol from lignocellulosic starting materials are provided herein. Embodiments provide yeast cells of the genus | 04-04-2013 |
| 20130078693 | PROCESSES FOR STARTING UP DEEP TANK ANAEROBIC FERMENTATION REACTORS FOR MAKING OXYGENATED ORGANIC COMPOUND FROM CARBON MONOXIDE AND HYDROGEN - Processes are provided for starting up of anaerobic, deep tank fermentation systems used in the anaerobic bioconversion of hydrogen and carbon monoxide in a gaseous substrate stream to oxygenated organic compounds such as ethanol. In the processes injectors using a motive liquid are used to introduce gas substrate into the deep tank fermentation reactor where at least one of:
| 03-28-2013 |
| 20130040353 | INDUSTRIAL YEAST CAPABLE OF PRODUCING ETHANOL FROM AT LEAST ONE PENTOSE - The present invention relates to the field of methods for obtaining ethanol-producing yeast strains, to the field of the thus produced strains and to the field of the industrial production of ethanol from said strains. Particularly, the present invention relates, in the most general aspect thereof, to a method for preparing yeasts from industrial | 02-14-2013 |
| 20090155872 | ALCOHOLIC XYLOSE FERMENTATION AT HIGH TEMPERATURES BY THE THERMOTOLERANT YEAST HANSENULA POLYMORPHA - Methods and compositions for the production of ethanol from lignocellulosic starting materials are provided herein. Embodiments provide yeast cells of the genus | 06-18-2009 |
| 20090155871 | METHODS AND COMPOSITIONS FOR ETHANOL PRODUCING CYANOBACTERIA - The present invention relates to methods and systems for the production of ethanol by cyanobacteria. More specifically, the methods can be used to produce ethanol using genetically engineered light responsive cyanobacteria. | 06-18-2009 |
| 20100105119 | PROCESSING MATERIALS - Biomass (e.g., plant biomass, animal biomass, and municipal waste biomass) is processed to produce useful products, such as fuels. For example, systems are described that can use feedstock materials, such as cellulosic and/or lignocellulosic materials and/or starchy materials, to produce ethanol and/or butanol, e.g., by fermentation. Hydrocarbon-containing materials are also used as feedstocks. | 04-29-2010 |
| 20100041118 | PROCESS FOR THE CONTINUOUS PRODUCTION OF ETHANOL - A process for the production of ethanol utilizes a vacuum process and selectively permeable membranes to increase ethanol production efficiency. Yeast converts sugars to ethanol in an anaerobic condition within process chamber void of oxygen and filled with a Nitrogen gas (N2) or any non-oxygen containing gas. A glucose solution is fed into the process chamber to a yeast solution to ferment. A selectively permeable membrane filters ethanol away from the yeast and out of the process chamber. The removal of ethanol from the process chamber keeps the yeast alive to constantly produce ethanol. | 02-18-2010 |
| 20100041116 | METHOD FOR PRODUCING ETHANOL USING RAW STARCH - The present invention relates to methods for producing high levels of alcohol during fermentation of plant material, and to the high alcohol beer produced. The present invention also relates to methods for producing high protein distiller's dried grain from fermentation of plant material, and to the high protein distiller's dried grain produced. The present invention further relates to reduced stack emissions from drying distillation products from the production of ethanol. | 02-18-2010 |
| 20100041117 | PROCESS FOR PRODUCING ETHANOL AND FOR ENERGY RECOVERY - The present invention is directed to a process for the production of ethanol and energy. The process includes the steps of fermenting a corn mash in an aqueous medium to produce a beer. Next, the beer is distilled to produce ethanol and a whole stillage. The whole stillage is anaerobically digested to produce a biogas and a residue. The biogas is combusted to produce electricity and steam. The electricity and steam are used during the fermentation and distillation process. The residue may further be separated into a liquid fertilizer and top soil residue. | 02-18-2010 |
| 20100143999 | PROCESS FOR FERMENTIVE PREPARATION OF ALCOHOLS AND RECOVERY OF PRODUCT - This invention relates to a process for recovering an alcohol from a fermentation broth using liquid-liquid extraction, wherein at least one ionic liquid is used as the extractive solvent. | 06-10-2010 |
| 20090142817 | PROCESS FOR HYDROLYSIS OF STARCH - The present invention relates to a process for enzymatic hydrolysis of granular starch into a soluble starch hydrolyzate at a temperature below the initial gelatinization temperature of said granular starch. | 06-04-2009 |
| 20130029393 | RECOMBINANT ETHANOLOGENIC BACTERIA - The invention provides recombinant ethanologenic bacteria, methods of making the bacteria and methods of producing ethanol using the bacteria. | 01-31-2013 |
| 20130052708 | METHOD FOR CONVERSION OF CARBOHYDRATE POLYMERS TO CHEMICAL PRODUCTS USING CERIUM OXIDE CATALYST - Methods are described for conversion of carbohydrate polymers, including cellulose, that yield monosaccharide products, including glucose. Catalyst compositions that include functionalized metal/metal oxide clusters on cerium oxide nanostructures are described which provides product yields, e.g., greater that 50% in a single step process. | 02-28-2013 |
| 20100129888 | LIQUEFACTION OF STARCH-BASED BIOMASS - The present invention provides processes for the treatment of a starch-based feedstock. The processes include mixing together a starch-based feedstock and a working fluid to form a slurry, hydrating the starch-based feedstock with the working fluid, adding an enzyme to the slurry, pumping the slurry into a substantially constant diameter passage of a fluid mover, and injecting a high velocity transport fluid into the slurry through one or more nozzles communicating with the passage, thereby further hydrating the starch-based feedstock and activating the starch content of the slurry. Apparatuses for carrying out such processes are also provided. Processes for converting a feedstock to a polysaccharide and systems for producing ethanol using the processes and apparatuses of the invention are also provided. | 05-27-2010 |
| 20090305373 | Trichoderma reesei glucoamylase and homologs thereof - The present invention is related to glucoamylases having at least 80% sequence identity to a Trichoderma glucoamylase having the sequence of SEQ ID NO: 4 and biologically functional fragments thereof. The invention is also related to DNA sequences coding for the glucoamylases, vectors and host cells incorporating the DNA sequences, enzyme compositions and methods of using the glucoamylases in various applications. | 12-10-2009 |
| 20090305372 | Pre-treatment of biomass - The present invention relates to a method of pre-treatment of biomass, in order to improve the conversion of said biomass. The present invention also relates to a method of recovering chemicals used in said method. Further, the present invention relates to a method of converting pre-treated biomass into further products. | 12-10-2009 |
| 20090305371 | METHOD USING INFRARED LIGHT FOR ETHANOL PRODUCTION - The present invention provides a method to optimize the fermentation culture of ethanol wherein said method comprises a device that allows enough illumination of the fermentation culture with a source or sources of light that emit a precise light wavelength with low power energy consumption and low heat generation. In addition, the present invention provides said method where the source or sources of light, if necessary, can be switched on and off, or, when said sources of light have different light wavelengths, they can be switched on an off in alternated cycles. | 12-10-2009 |
| 20130071902 | METHOD AND SYSTEM FOR COLLECTING WATER FROM AN AQUATIC CELL - Methods and systems for collecting, purifying, and/or extracting ethanol produced during anaerobic metabolism by aquatic plants is provided. The system includes a cell containing water and an aquatic plant, an ethanol extraction assembly in fluid communication with the cell for removing ethanol from the water. Ethanol is released by the aquatic plant by initiating an anaerobic process in the plant such as by regulating the photosynthesis inducing light that reaches the aquatic plant. | 03-21-2013 |
| 20130059355 | THERMOPHILIC MICRO-ORGANISMS FOR ETHANOL PRODUCTION - A thermophilic micro-organism comprising a modification that increases amylase expression and starch hydrolysis compared to wild-type, wherein the modification is insertion of a heterologous amylase gene. | 03-07-2013 |
| 20090233340 | Use of erythromycin as a selective antimicrobial agent in the production of alcohols - A process for the use of low concentration levels of Erythromycin to eliminate or control the growth of unwanted or undesirable bacteria (contaminating bacteria) in the fermentation production of alcohols without inhibition of the growth or replication of the yeast. | 09-17-2009 |
| 20090017511 | ALCOHOL PRODUCT PROCESSES - The present invention relates to processes for production of an alcohol product from granular starch comprising a pre-treatment at an elevated temperature below the initial gelatinization temperature of said granular starch followed by simultaneous saccharification and fermentation, and optionally recovery of ethanol. | 01-15-2009 |
| 20100184175 | BGL6 Beta-Glucosidase and Nucleic Acids Encoding the Same - The present invention provides a novel β-glucosidase nucleic acid sequence, designated bgl6, and the corresponding BGL6 amino acid sequence. The invention also provides expression vectors and host cells comprising a nucleic acid sequence encoding BGL6, recombinant BGL6 proteins and methods for producing the same. | 07-22-2010 |
| 20110281316 | BACILLUS BASED DELIVERY SYSTEM AND METHODS OF USE | 11-17-2011 |
| 20100196978 | Recombinant Host Cells and Media for Ethanol Production - Disclosed are recombinant host cells suitable for degrading an oligosaccharide that have been optimized for growth and production of high yields of ethanol, and methods of making and using these cells. The invention further provides minimal media comprising urea-like compounds for economical production of ethanol by recombinant microorganisms. Recombinant host cells in accordance with the invention are modified by gene mutation to eliminate genes responsible for the production of unwanted products other than ethanol, thereby increasing the yield of ethanol produced from the oligosaccharides, relative to unmutated parent strains. The new and improved strains of recombinant bacteria are capable of superior ethanol productivity and yield when grown under conditions suitable for fermentation in minimal growth media containing inexpensive reagents. Systems optimized for ethanol production combine a selected optimized minimal medium with a recombinant host cell optimized for use in the selected medium. Preferred systems are suitable for efficient ethanol production by simultaneous saccharification and fermentation (SSF) using lignocellulose as an oligosaccharide source. The invention also provides novel isolated polynucleotide sequences, polypeptide sequences, vectors and antibodies. | 08-05-2010 |
| 20100068776 | Genetically Modified Cyanobacteria for the Production of Ethanol - The invention provides novel compositions of matter for the production of ethanol from carbon dioxide and water. Particularly, the invention provides photoautotrophic organisms having a first and second genetic modification, wherein the first genetic modification improves the ethanol production from organisms having the second genetic modification. | 03-18-2010 |
| 20110143409 | METHOD FOR PRODUCING ETHANOL FROM XYLOSE USING RECOMBINANT SACCHAROMYCES CEREVISIAE INVOLVING COUPLED USE OF NADH AND NAD+ - Disclosed is a method for producing ethanol from xylose using recombinant | 06-16-2011 |
| 20110143408 | ZYMOMONAS WITH IMPROVED ARABINOSE UTILIZATION - Several strains of arabinose-utilizing | 06-16-2011 |
| 20080274527 | Hydrolysis of Arabinoxylan - The present invention relates to a process for enzymatic hydrolysis of arabinoxylan, and an enzyme composition suitable for use in such a process. | 11-06-2008 |
| 20110294180 | SACCHAROMYCES STRAIN WITH ABILITY TO GROW ON PENTOSE SUGARS UNDER ANAEROBIC CULTIVATION CONDITIONS - The invention relates to an improved | 12-01-2011 |
| 20090117631 | ALCOHOL EXTRACTION PROCESS FOR BIOFUEL PRODUCTION - This document describes a fermentation product producing or processing apparatus or process involving membrane pervaporation (PV) and either vapor permeation or distillation or both. The fermentation product may be produced semi-continuously wherein product concentration is maintained below a selected value by removal through pervaporation membranes. After a period of operation, the broth may be distilled. Distillation and/or pervaporation products may be further dewatered using vapor permeation. The PV membranes may be used in the form of immersed modules, for example with a flat sheet configuration. | 05-07-2009 |
| 20100311138 | ETHANOL PRODUCTION BY FERMENTATION - A method for producing ethanol by fermentation includes the preparation of a starter culture, inoculation of a mash with the starter culture, fermentation of the mash, and recovery of ethanol from the mash. The starter culture includes a tallow base with Chinese tallow tree parts and water which are inoculated with micro-organisms, where the micro-organisms include yeast. The micro-organisms are grown in the tallow base, and used to inoculate the mash. The mash is then fermented, and ethanol is recovered from the mash. | 12-09-2010 |
| 20080299630 | Ethanol Fermentation Process and Products - The present invention provides a novel process for ethanol fermentation which uses a high concentration of fresh yeast to co produce ethanol and good quality yeast. | 12-04-2008 |
| 20080311637 | Apparatus and methods for ethanol production - Apparatus and methods for ethanol production use shock waves and pulsed electric fields to increase the conversion of starch and/or cellulosic material into sugar. The shock waves or the pulsed electric fields may also control bacteria levels in the ethanol production facility. The shock waves and the pulsed electric fields may be generated, at least in part, by a pulsed electric field generator such as a Marx generator, which may have one or more semiconductor switches. | 12-18-2008 |
| 20100112657 | NUCLEIC ACIDS AND CONSTRUCTS FOR INCREASING GALACTOSE CATABOLISM AND METHODS THEREFOR - Provided are a recombinant gene associated with increased galactose catabolism, and a recombinant vector and microorganism including the gene. Also disclosed are a method of producing ethanol from a galactose-containing carbon source by culturing the microorganism including the gene in a galactose-containing carbon source such that ethanol is produced, and a method of screening a gene in yeast resulting in increased galactose catabolism when overexpressed. | 05-06-2010 |
| 20100112658 | Transformed Saccharomyces cerevisiae Engineered for Xylose Utilization - Recombinant | 05-06-2010 |
| 20090053784 | EXPRESSION OF AN ACTIVE CARRIER FROM XYLOSE IN GENETICALLY MODIFIED SACCHAROMYCES CEREVISAE - The present invention confers to the ferementative yeast | 02-26-2009 |
| 20090075353 | METHOD OF PRODUCING BIO-ETHANOL - A method of producing ethanol, which comprises of starch obtained from continuously cultivated unicellular green algae strains which reproduce through a single cell clone cultivation method that cyclically produces starch extra-cellularly. Only the starch is recovered and goes through a saccharification and fermentation process for the production of ethanol. The algae are left for continual reprocessing. The obtained starch is then saccharified and fermented to produce ethanol. This production method is available and feasible in any part the world, from tropical areas to high latitude areas because it is controlled not by natural climatic conditions but in an environment that is monitored and controlled by humans. The continuous production process from these | 03-19-2009 |
| 20090117632 | USE OF ETHANOL PLANT BY-PRODUCTS FOR YEAST PROPAGATION - Embodiments of the invention relate, for example, to methods for reducing the load of organic acids and glycerol in water recycled to the fermentation process. Organic acids and glycerol produced during ethanol fermentation are used as a replacement for carbohydrates for propagation of yeast. The yeast may be sold as a feed product or used in subsequent fermentation. | 05-07-2009 |
| 20100267101 | Ethanol Production Unit and Method for the Production of Ethanol - The invention relates to an ethanol production unit, comprising at least one collecting tank provided with intake means for taking in an aqueous sugar solution, preferably palm juice, a fermentor connected to the collecting tank, for converting the aqueous sugar solution supplied from the collecting tank to a fermented mixture comprising water and ethanol, at least one ethanol concentrator connected to the fermentor, provided with at least one outlet for concentrated ethanol obtained from the fermented mixture, energy generating means for providing energy for operating the fermentor and/or the ethanol concentrator, wherein the intake means are provided with quality control means for determining the amount of sugar in the sugar solution, as well as a method for producing ethanol. | 10-21-2010 |
| 20120295320 | APPARATUS AND METHOD FOR TREATMENT OF MICROORGANISMS DURING PROPAGATION, CONDITIONING AND FERMENTATION USING STABILIZED CHLORINE DIOXIDE/SODIUM CHLORITE WITH HOPS ACID EXTRACTS - A method of reducing undesirable microorganism concentration, promoting desirable microorganism propagation/conditioning, and increasing desirable microorganism efficiency in an aqueous fluid stream includes (a) introducing a quantity of fermentable carbohydrate, sugar or cellulose to an aqueous fluid stream, (b) introducing a quantity of desirable microorganism to the aqueous fluid stream, (c) introducing a stabilized sodium chlorite solution into the aqueous fluid stream and (d) introducing a hops acid extract into said aqueous fluid stream. An apparatus for the same comprising a stabilized sodium chlorite batch tank, a hops acid extract tank and a process vessel wherein introducing stabilized sodium chlorite and hops acid extract solution from the batch tank and the hops acid extract tank to the process vessel promotes propagation of producing microorganisms present in the vessel. | 11-22-2012 |
| 20120295319 | Method of Modifying a Yeast Cell for the Production of Ethanol - The invention relates to a method of modifying a yeast cell for the production of ethanol. According to the invention, the activity of the Gpd1 protein and/or the Gpd2 protein is reduced. | 11-22-2012 |
| 20090170174 | Glucose conversion to ethanol via yeast cultures and bicarbonate ions - The present invention is directed to the enhanced production of ethanol from fermentation using an ethanol producing microorganism. In particular, the present invention provides a process for the enhanced growth and metabolism of an ethanol producing microorganism (e.g., yeast), for the purpose of increasing or enhancing ethanol production, both in terms of total ethanol produced and in terms of the time required for ethanol producing microorganisms to convert carbohydrates and/or sugars to end products (i.e., ethanol). In accordance with this invention bicarbonate ions are used to enhance ethanol fermentation and/or reduce the time required for ethanol producing microorganisms to convert carbohydrates and/or sugars to end products, i.e., ethanol. The present invention can also be used for enhancing fermentation end products in, for example, the fuel ethanol, industrial, cheese, brewing, and wine making industries. | 07-02-2009 |
| 20110171707 | Composition and Methods for Improving the Production of Fermentation Operations - Methods and compositions for improving the production of ethanol by a microorganism in a fermentation medium are provided, where the method comprises adding to the fermentation medium an emulsion comprising a monoterpene and a surfactant in an amount sufficient to improve the production of ethanol. | 07-14-2011 |
| 20090286294 | Methods and Compositions for Improving the Production of Fuels in Microorganisms - The invention relates to compositions, systems, and methods for producing fuels, such as ethanol and hydrogen, and related compounds. More specifically, compositions and methods are provided for making recombinant microorganisms for the production of fuels using genes from the | 11-19-2009 |
| 20110171708 | Non-sterile fermentation of bioethanol. - A range of concentrations exists in which fermentation inhibitors derived from pretreatment of lignocellulosic feed stocks inhibit growth of lactic acid bacteria without affecting fermentive yeast. By optimizing levels of fermentation inhibitors to fall within this range, yeast fermentations of lignocellulosic biomass can be conducted under non-sterile conditions with ethanol yields comparable to those achieved under sterile conditions. Optimised inhibitor levels can be achieved by controlling the water/biomass ratio of a lignocellulosic biomass during and after pretreatment, for example by washing the fiber fraction of a previously pretreated lignocellulosic biomass with a pre-defined amount of fresh water or recycled process solutions. Crude extracts of liquid fraction or process solutions from pretreatment of lignocellulosic biomass can also provide an effective anti-bacterial treatment for first generation starch fermentations. | 07-14-2011 |
| 20090286293 | ETHANOL PRODUCTION IN NON-RECOMBINANT HOSTS - Non-recombinant bacteria that produce ethanol as the primary fermentation product, associated nucleic acids and polypeptides, methods for producing ethanol using the bacteria, and kits are disclosed. | 11-19-2009 |
| 20110201074 | THERMOPHILIC MICRO-ORGANISMS FOR ETHANOL PRODUCTION - A thermophilic micro-organism comprising a modification that increases amylase expression and starch hydrolysis compared to wild-type, wherein the modification is insertion of a heterologous amylase gene. | 08-18-2011 |
| 20100279371 | Processes Of Producing Fermentation Products - The invention relates to a process of fermenting plant material in a fermentation medium into a fermentation product using a fermenting organism, wherein increased levels of one or more pyrophosphatase enzymes are present in the fermentation medium. | 11-04-2010 |
| 20110269202 | Genetically Engineered Yeast for the Production of Biofuels - Compositions and methods are provided for generating biofuels by fermentation from carbon sources other than glucose using genetically engineered yeast strains. For example, a | 11-03-2011 |
| 20110269201 | REDIRECTED BIOENERGETICS IN RECOMBINANT CELLULOLYTIC CLOSTRIDIUM MICROORGANISMS - Compositions and methods are provided for redirecting metabolic solventogenesis pathways to enhance the product yield from fermentation of biomass. | 11-03-2011 |
| 20090170175 | PROCEDURE AND ARRANGEMENT FOR TOASTING CORN AND THE PRODUCT OBTAINED TO BE APPLIED IN THE PREPARATION OF MASH FOR ETHYL FERMENTATION - A procedure to turn the starch contained in corn grains to soluble forms includes seven steps, starting a first step in which the corn that comes from a hopper is placed into a rotary and continuous oven for its toasting, characterized because it also links a second step in which the corn is toasted by injection of combustion gases to a temperature between 225 and 250° C. during 80 and 120 seconds to obtain a 48% of the popped grains and a 28% of semi-popped grains; then the third step consists of milling the toasted product; the fourth step consists that the milled product is placed into a blade mixer, water is added at a temperature of between 20 and 25° C. and it is mixed up to obtain the mash; in the fifth step, the mash is put into saccharification tanks, adding a saccharifying agent and is mixed, a sixth step consists of transferring the mash to a fermentation vessel and the seventh step is the distillation of the ethanol produced. | 07-02-2009 |
| 20110207192 | METHOD FOR THE PRODUCTION OF A FERMENTATION PRODUCT FROM A SUGAR HYDROLYSATE - The present invention relates to a method for producing a fermentation product from a sugar hydrolysate. The method comprises fermenting the sugar hydrolysate in a fermentation system with yeast to produce a fermentation broth comprising a fermentation product; introducing acid and an oxidant, such as chlorine dioxide, to the fermentation system so as to expose microbial contaminants in the fermentation system at one or more stages to chlorine dioxide and a pH of less than 3.0; and recovering the fermentation product. In one example of the invention, a yeast slurry obtained from a yeast recycle step is treated with acid and the oxidant. | 08-25-2011 |
| 20100144001 | Ensiling Biomass For Biofuels Production And Multiple Phase Apparatus For Hydrolyzation Of Ensiled Biomass - A method, apparatus and system for the hydrolyzation of ensiled biomass is disclosed. Ensiled biomass is processed in multiple phases, resulting in a liquid precursor hydrozate and a solid precursor hydrozate. The liquid precursor having significant economic value, and being suitable for uses such as, for example, lower cost and improved efficiency ethanol production. A method for lower cost, improved efficiency alcohol production that uses the resulting liquid precursor hydrozate being produced at distributed sources is further disclosed. | 06-10-2010 |
| 20080274528 | BIOFUEL PRODUCTION METHODS AND COMPOSITIONS - The invention provides methods for increasing the level of fermentable carbohydrates in a biofuel crop plant such as alfalfa or switchgrass, by modification of the lignin biosynthetic pathway. Also provided are plants prepared by the methods of the invention. Methods for processing plant tissue and for producing ethanol by utilizing such plants are also provided. | 11-06-2008 |
| 20110177573 | Microbial Treatment of Lignocellulosic Biomass - Aspects of the present invention relate to methods of microbially treating lignocellulosic biomass using cellulose- and/or hemicellulose-degrading bacteria. In certain embodiments, the microbially treated material is then subjected to thermal and/or chemical pretreatment. In tandem with the microbial treatment the thermal and/or chemical pretreatment may result in the production of fewer degradation products, thereby allowing for higher overall yields of ethanol per ton of starting biomass. | 07-21-2011 |
| 20080241901 | Hybrid Enzymes - The present invention relates to a hybrid enzyme comprising at least one carbohydrate-binding module amino acid sequence and at least the catalytic module of a glucoamylase amino acid sequence. The invention also relates to the use of the hybrid enzyme in starch processing and especially ethanol production. | 10-02-2008 |
| 20080280338 | Biofuel Processing System - According to one embodiment, a biofuel processing system includes a biomass conversion system, a gasification reactor and/or a pyrolysis reactor, and a synthetic fuel creation system. The biomass conversion system uses a biological process to create a low-molecular-weight hydrocarbon stream from a biomass. The reactor generates heat and hydrogen using fresh biomass or undigested biomass from the biomass conversion system in which a portion of the heat is used by the biomass conversion system. The synthetic fuel creation system converts the low-molecular-weight hydrocarbon stream from the biomass conversion system and/or the reactor to liquefied fuel using another portion of heat from the reactor. | 11-13-2008 |
| 20100144000 | PROCESS FOR FERMENTIVE PREPARATION FO ALCOHOLS AND RECOVERY OF PRODUCT - This invention relates to a process for recovering an alcohol from a fermentation broth using liquid-liquid extraction, wherein at least one ionic liquid is used as the extractive solvent. | 06-10-2010 |
| 20110269200 | Increased Ethanol Production By Genetic Engineering Of Microorganisms To Express Hemoglobin - The present disclosure describes novel bacterial strains which express a pyruvate decarboxylase gene and at least one alcohol dehydrogenase gene from a bacteria of the genus | 11-03-2011 |
| 20090004712 | Drying apparatus and methods for ethanol production - The apparatus and methods disclosed herein relate to the production of dried co-products from stillage produced by an ethanol production facility. In various aspects, the apparatus and methods disclosed herein relate to an ethanol production facility that produces ethanol and stillage from grain, and a pulse combustion dryer in communication with the ethanol production facility to receive stillage therefrom and adapted to dry the stillage into a dried material | 01-01-2009 |
| 20090004713 | Membrane-augmented distillation with pressure change to separate solvents from water - Processes for removing water from organic solvents, such as ethanol. The processes include distillation in two columns operated at sequentially higher pressure, followed by treatment of the overhead vapor by one or two membrane separation steps. | 01-01-2009 |
| 20090246845 | GLUCOAMYLASE AND BUTTIAUXIELLA PHYTASE DURING SACCHARIFICATION - Described are compositions and methods relating to the use of a glucoamylase in combination with a phytase in starch processing to reduce the levels of phytic acid in end-products. | 10-01-2009 |
| 20090081747 | ETHANOL FROM CORN AND USE OF DISTILLER GRAINS BY-PRODUCT TO PRODUCE FUEL GAS - A process for substantially increasing the production of ethanol from corn and other such biomass feedstocks. Ethanol, carbon dioxide and distiller grains are typically produced during the fermentation process. The carbon dioxide is used as a feed for additional ethanol make and the distiller grains can be used as a livestock feed or to produce a synthetic fuel gas that is used to run a boiler to produce steam used in the fermentation process. | 03-26-2009 |
| 20110143410 | Processes for Producing Fermentation Products - The present invention relates to methods of increasing fermentation product yield in processes for producing fermentation products from starch-containing material. More particularly, the process comprises the use of an invertase to increase fermentation product yield. | 06-16-2011 |
| 20090104676 | PROCESS TO SEQUENCE BIOREACTOR MODULES FOR SERIAL GAS FLOW AND UNIFORM GAS VELOCITY - This invention is a process for managing the gas flow through a plurality of bioconversion modules that provide a gas liquid interface. The conversion modules provide the gas liquid interface across an activated surface that converts at least some of the gas components into desired liquid products. Arrangement of the modules and control of gas flow in accordance with this invention enhances the utilization of the gas and the production of desired liquid products by adjusting the flow area to compensate for changes in the volume of the feed gas. Improved control of the gas velocity through the bioconversion modules eliminates problems of liquid condensation and flow maldistribution. The process may sequence the modules to mitigate time variation in microorganism activity and incorporate additional periodic process steps. | 04-23-2009 |
| 20110229949 | GENETICALLY MODIFIED YEAST STRAIN - A polyploid transformed yeast cell comprising a deleted or disrupted GDH1 gene encoding an NADPH-dependent glutamate dehydrogenase. The polyploid yeast cell shows increased production of ethanol and reduced production of glycerol when compared with a control polyploid yeast cell. | 09-22-2011 |
| 20110229947 | Novel Ethanologenic Clostridium species, Clostridium coskatii - A novel clostridia bacterial species ( | 09-22-2011 |
| 20110223643 | SYSTEM FOR BIONIC CATALYTIC HYDROLYZING CELLULOSE AND ITS USE IN PRODUCING LIQUID FUEL FROM CELLULOSE BIOMASS - A bionic catalyst for hydrolyzing cellulose and hemicellulose and its preparation method. The catalyst comprises double acid radical catalytic portions and cellulose-linking portions, and can be used under room temperature and high temperature. The catalyst can hydrolyze cellulose and hemicellulose simultaneously, while not decompose glucose and xylose, and may be recycled efficiently. The catalyst can be combined with the process in the prior art to produce liquid fuel. | 09-15-2011 |
| 20090117633 | Process of Producing Ethanol Using Starch with Enzymes Generated Through Solid State Culture - The present invention is directed to process of producing ethanol using starch with enzymes generated through solid state culture. | 05-07-2009 |
| 20110229948 | METHOD FOR PRODUCING ETHANOL FROM A SUSTAINABLE RENEWABLE BIOMASS FEEDSTOCK - Disclosed is a method of producing ethanol from a sustainable renewable biomass feedstock. The ethanol is produced in a processing plant contiguous to the acreage providing the biomass. The process is a closed loop operation having a dedicated crop grown year round producing multiple crops per acre. The biomass feedstock is a sugar containing feedstock such as sweet sorghum and is grown year round for producing ethanol. | 09-22-2011 |
| 20090221049 | Thermophilic Organisms For Conversion Of Lignocellulosic Biomass To Ethanol - Mutant thermophilic organisms that consume a variety of biomass derived substrates are disclosed herein. Strains of | 09-03-2009 |
| 20090117630 | FERMENTATION PRODUCT PROCESSES - The present invention relates to processes for production of an ethanol product from granular starch | 05-07-2009 |
| 20090221048 | Use of Glucose Isomerase Mutants - This invention provides use of a series of recombinant | 09-03-2009 |
| 20090246846 | ZYMOMONAS WITH IMPROVED XYLOSE UTILIZATION - Strains of | 10-01-2009 |
| 20090246847 | METHOD FOR PRODUCING ETHANOL FROM STEAM EXPLODED SWEET POTATO BY FERMENTATION - A method for producing ethanol from steam-exploded sweet potato by fermentation includes subjecting sweet potato to a steam explosion treatment, subjecting the sweet potato after the steam explosion to saccharification and fermentation, and collecting ethanol produced by the fermentation. The sweet potato can optionally be subjected to a pre-treatment utilizing a short-time, low-pressure steam explosion technology, which omits the long-time cooking process for the starch-based raw material and reduces the energy consumption for producing ethanol by fermentation. The method permits the steam explosion-treated sweet potato t be subjected directly to saccharification and solid-state fermentation, the water content in fermentation mash is reduced greatly so as to increase the concentration of ethanol in fermentation mash, reduce the energy consumption for distillation, reduce the subsequent treatment steps for the waste water and lower the producing cost, which are all beneficial to the comprehensive utilization of sweet potato. | 10-01-2009 |
| 20090253190 | Enhanced Metabolite Generation - The present invention relates to the enhanced production of metabolites by a process whereby a carbon source is oxidized with a fermentative microbe in a compartment having a portal. An electron acceptor is added to the compartment to assist the microbe in the removal of excess electrons. The electron acceptor accepts electrons from the microbe after oxidation of the carbon source. Other transfers of electrons can take place to enhance the production of the metabolite, such as acids, biofuels or brewed beverages. | 10-08-2009 |
| 20090246844 | Methods for the production of ethanol - Embodiments of the present invention include methods for the production of ethanol, by a consolidated bioprocessing approach for the conversion of cellulosic material. According to some embodiments, recombinant microbial host cells are provided, preferably | 10-01-2009 |
| 20100159550 | SYSTEM FOR PRODUCTION OF ETHANOL AND CO-PRODUCTS WITH APPARATUS FOR SOLVENT WASHING OF FERMENTATION PRODUCT - A system for the production of ethanol and co-products is provided. The system facilitates an overall reduction in the use of energy, for example, by reducing the mass of wet solids supplied to a distillation system. The system also reduces the amount of energy used to dry the wet solids component of a fermentation product, for example, by increasing the ethanol concentration of the wet solids. The system also facilitates the recovery of co-products including bioproducts and other biochemicals extracted from components of the fermentation product. The solids component of the fermentation product may be dried and constituted into a meal that may be used for animal feed, among other uses. | 06-24-2010 |
| 20120142066 | Metabolically Enhanced Photoautotrophic Ethanol Producing Host Cells, Method For Producing The Host Cells, Constructs For The Transformation Of The Host Cells, And Method Of Producing Ethanol Using The Host Cells - One embodiment of the invention provides a metabolically enhanced photoautotrophic, ethanol producing host cell comprising:
| 06-07-2012 |
| 20110229950 | METHOD FOR ETHANOL PRODUCTION AND EXTRACTION - A method includes operating an apparatus having a mash circulating and recirculating system with pump and fermentation tank, an atmosphere circulating and recirculating system with blower for recirculating atmosphere between the tank and an ethanol-removal station, and an integrated refrigerating heat-transfer system with first coils remote from the tank for condensing out ethanol from the atmosphere, and second coils for warming the mash. The entire apparatus can be up-sized or down-sized for specific applications. In one form, the system includes electrically-driven pump, blower, and refrigeration compressors, with the external energy consumption being entirely electrical and kept surprisingly low. | 09-22-2011 |
| 20120034667 | METHOD FOR RECOVERING AND PRODUCING ETHANOL AND OIL - To provide a method for producing an ethanol which facilitates the processing of a solid component as a residue generated upon processing, while improving the recovery rate of heat energy contained in leftover food. The method for recovering and producing ethanol and oil is a method for producing ethanol by saccharification, fermentation, and distillation of leftover food. In this method, a three-phase centrifuge for performing separation into three phases of an oil component, an aqueous solution component, and a solid component is used in a step of solid-liquid separation of any one of a saccharified liquid, a fermented liquid, and a distillation waste liquid. | 02-09-2012 |
| 20100261243 | SYSTEM FOR RECYCLING WATER TO FACILITATE THE PRODUCTION OF ETHANOL - A system for the production of ethanol is disclosed. The system comprises a system for recycling water in an ethanol production process. The system may comprise: a water supply that supplies water to the ethanol production process, a cooling tower system that supplies water to the ethanol production process, and a treatment system that supplies water to the ethanol production process. The treatment system may be a reverse osmosis system that supplies a retentate stream to the ethanol production process. | 10-14-2010 |
| 20100261242 | STATIC SOLID STATE BIOREACTOR AND METHOD FOR USING SAME - A static solid state bioreactor and method of using same. The bioreactor comprises a vessel having an upper end and a lower end, the upper end having a sealable opening. A gas distribution system in communication with the upper end and the lower end of the vessel. A liquid distribution system in communication with the upper end of the vessel. A liquid recovery system in communication with the lower end of the vessel. A material removal system disposed at the lower end of the vessel for removing biomass from the vessel. | 10-14-2010 |
| 20100159548 | SYSTEM FOR PRODUCTION OF ETHANOL AND CO-PRODUCTS WITH SOLVENT WASHING OF FERMENTATION PRODUCT - A system for the production of ethanol and co-products is provided. The system facilitates an overall reduction in the use of energy, for example, by reducing the mass of wet solids supplied to a distillation system. The system also reduces the amount of energy used to dry the wet solids component of a fermentation product, for example, by increasing the ethanol concentration of the wet solids. The system also facilitates the recovery of co-products including bioproducts and other biochemicals extracted from components of the fermentation product. The solids component of the fermentation product may be dried and constituted into a meal that may be used for animal feed, among other uses. | 06-24-2010 |
| 20080213848 | METHODS FOR INCREASING THE PRODUCTION OF ETHANOL FROM MICROBIAL FERMENTATION - A stable continuous method for producing ethanol from the anaerobic bacterial fermentation of a gaseous substrate containing at least one reducing gas involves culturing in a fermentation bioreactor anaerobic, acetogenic bacteria in a liquid nutrient medium; supplying the gaseous substrate to the bioreactor; and manipulating the bacteria in the bioreactor by reducing the redox potential, or increasing the NAD(P)H TO NAD(P) ratio, in the fermentation broth after the bacteria achieves a steady state and stable cell concentration in the bioreactor. The free acetic acid concentration in the bioreactor is maintained at less than 5 g/L free acid. This method allows ethanol to be produced in the fermentation broth in the bioreactor at a productivity of greater than 10 g/L per day. Both ethanol and acetate are produced in a ratio of ethanol to acetate ranging from 1:1 to 20:1. | 09-04-2008 |
| 20110059499 | MICROBIAL ALCOHOL PRODUCTION PROCESS - The invention relates to the production of alcohols by microbial fermentation, particularly to production of alcohols by microbial fermentation of substrates comprising CO. It more particularly relates to processes for the production of alcohols from their corresponding acids in the presence of a substrate comprising CO. In particular embodiments, a fermentation reaction producing acid(s) and optionally alcohol(s) is perturbed such that at least a portion one or more of acid(s) is converted to alcohol. | 03-10-2011 |
| 20110059498 | Method and Device for Producing Electricity and Conversion Products, Such as Ethanol - The invention relates to a method for producing electricity and conversion products such as ethanol, comprising the steps of: i) separating a starch source into a starch-rich fraction and a residual fraction; ii) heating the starch-rich fraction for the purpose of gelling the starch; iii) releasing the gelled starch from the starch-rich fraction; iva) converting the gelled starch enzymatically into sugars; ivb) converting the sugars fermentatively into the conversion products; v) further processing the conversion products from the conversion medium; vi) generating biogas from residual fraction; vii) generating electricity and heat from biogas and/or residual fraction via cogeneration of heat and electricity; and viii) using the generated heat in one or more steps i) to vi). | 03-10-2011 |
| 20110059497 | APPARATUS AND PROCESS FOR FERMENTATION OF BIOMASS HYDROLYSATE - A process for converting biomass hydrolysate into biofuel, the process comprising the steps of: obtaining a biomass hydrolysate solution comprising monosaccharides; immobilizing | 03-10-2011 |
| 20100151548 | VECTOR WITH CODON-OPTIMISED GENES FOR AN ARABINOSE METABOLIC PATHWAY FOR ARABINOSE CONVERSION IN YEAST FOR ETHANOL PRODUCTION - The present invention relates to novel expression cassettes and expression vectors, comprising three nucleic acid sequences for araA, araB and araD, each coding for a polypeptide of an L-arabinose metabolic pathway, in particular, a bacterial L-arabinose metabolic pathway. The invention particularly relates to expression cassettes and expression vectors, comprising codon-optimised nucleic acid sequences for araA, araB and araD. The invention further relates to host cells, in particular modified yeast strains containing the expression cassettes or expression vectors and expressing the polypeptides for the L-arabinose metabolic pathway, in particular, for the bacterial L-arabinose metabolic pathway. When using these modified host cells, arabinose is more effectively fermented by these cells, in particular into ethanol. The present invention is therefore relevant, inter alia, in connection with the production of biochemicals from biomass, such as bioethanol for example. | 06-17-2010 |
| 20100216201 | Processes of Producing Fermentation Products - The invention relates to a process of fermenting plant material in a fermentation medium into a fermentation product using a fermenting organism, wherein one or more carbonic anhydrases are present in the fermentation medium. | 08-26-2010 |
| 20100227368 | RENEWABLE ENERGY SYSTEM - A renewable energy system and related process includes a biomass unit for receiving biomass energy sources, e.g., municipal wastes, used tires and wood waste. The biomass is fed to a power plant which produces electricity and steam which are fed to several units of the system. A bio-diesel unit uses the electricity to convert vegetable oil and animal fat into a bio-diesel fuel. An algae farm uses the electric power and steam in the form of heat to produce algae oil which is fed to the bio-diesel unit and which also is biomass. A corn unit and a corn stover unit produce ethanol. The corn unit also produces corn oil which is fed to the bio-diesel unit, and residue corn becomes dry distilled grains. A fermentation unit discharges carbon dioxide which along with that discharged by the power plant is distributed to the algae farm for growing algae. Also described is a method for converting carbon dioxide to oxygen through the use of algae. | 09-09-2010 |
| 20100227367 | Process of Producing a Fermentation Product - The invention relates to a process for producing a fermentation product from molasses wherein molasses is i) treated with a combination of alpha-amylase and glucoamylase and ii) fermented using one or more fermenting organisms at a cell count in the range from 10 | 09-09-2010 |
| 20090047720 | Method for extracting oil from a water and solids composition, method for the production of ethanol, and ethanol production facility - The present disclosure includes a method for processing a beer stream for the recovery of oil. The method include a step of extracting oil from a beer stream into an organic phase comprising an organic solvent to provide in the organic phase at least a portion of the oil. In general, a beer stream refers to a composition containing alcohol, water, oil, and particulates, and can be a result of a fermentation process. When the beer stream is a beer stream from a fermentation process, it can be referred to as a fermentation broth even if it is no longer being subjected to fermentation. The beer stream can contain other components commonly found in a stream coming off a fermentation process such as, for example, glycerol and acetic acid. A method for producing ethanol, and an ethanol production facility are provided. | 02-19-2009 |
| 20100203606 | ISOLATION AND CHARACTERIZATION OF NOVEL CLOSTRIDIAL SPECIES - A novel clostridia bacterial species ( | 08-12-2010 |
| 20120070872 | USE OF ERYTHROMYCIN AS A SELECTIVE ANTIMICROBIAL AGENT IN THE PRODUCTION OF ALCOHOLS - A process for the use of low concentration levels of Erythromycin to eliminate or control the growth of unwanted or undesirable bacteria (contaminating bacteria) in the fermentation production of alcohols without inhibition of the growth or replication of the yeast. | 03-22-2012 |
| 20100136642 | RECOVERY OF LIGNIN AND WATER SOLUBLE SUGARS FROM PLANT MATERIALS - In one aspect, a process for treating woody plant material is provided, the process involving contacting the plant material with a continuous flow of an aqueous ethanol solution at elevated temperature and pressure under conditions that promote extraction of ethanol-soluble lignin from the plant material and retention of hemicellulose sugars, xylose and cellulose in the treated plant material solids. In another aspect, a process for extracting hemicellulose sugars from lignin-depleted plant material solids is provided, the process involving contacting lignin-depleted plant material with water at elevated temperature and pressure under conditions that promote extraction of hemicellulose sugars from the plant material; and recovering hemicellulose sugars from the liquid mixture. | 06-03-2010 |
| 20090275098 | SYSTEMS AND PROCESSES FOR ENHANCED YIELD FROM FERMENTATIONS THAT CONTAIN XYLOSE - A system and process for the utilization of xylose during fermentation is described. The system uses a fermenter and a separate reactor to isomerize the xylose to xylulose. The separation of the two processes allows the optimization of each process since the isomerization operates ideally in a calcium free environment near pH 7.5 while the fermentation operates ideally below a pH of 6. Control of pH is assisted by the modulation of CO2 in the fermentation medium. Xylulose is fermented to ethanol by numerous standard yeasts although other products are also possible. The separate reactor may be run in a single pass, or, more preferably in a recirculating mode to allow full isomerization while the xylulose product is being consumed by the yeast. A preferred embodiment includes a Simultaneous Saccharification and Fermentation system where the liquid portion of the fermenting broth is isomerized and returned to the fermentation vessel. | 11-05-2009 |
| 20100196980 | METHODS FOR PRODUCING FERMENTATION PRODUCTS - The invention relates to methods for producing a fermentation product from a lignocellulose-containing material comprising i) pre-treating lignocellulose-containing material; ii) hydrolysing pre-treated lignocellulose-containing material; iii) fermenting using a fermenting organism; wherein fermentation is initiated and carried out at: a) a fermentation organism cell count in the range from 10-250×10 | 08-05-2010 |
| 20100297719 | METHODS TO CONTROL BACTERIAL GROWTH IN FERMENTATION PROCESSES - A method of producing a fermentation-based product, such as ethanol, comprises fermenting a sugar-containing medium with yeast in the presence of an aliphatic or aromatic monoaldehyde or dialdehyde, a formaldehyde-releasing compound, or a combination thereof, in an amount sufficient to reduce or control a bacterial population in the sugar-containing medium. The additive may enable reduction or elimination of antibiotics for this purpose, while showing reductions in percent infection, process variability and interference with yeast viability. | 11-25-2010 |
| 20100304454 | NOVEL ARABINOSE-FERMENTING EUKARYOTIC CELLS - The present invention relates to eukaryotic cells which have the ability to convert L-arabinose into D-xylulose 5-phosphate. The cells have acquired this ability by transformation with nucleotide sequences coding for an arabinose isomerase, a ribulokinase, and a ribulose-5-P-4-epimerase from a bacterium that belongs to a | 12-02-2010 |
| 20100311139 | SYSTEMS, COMPOSITIONS, AND/OR METHODS FOR DEPOLYMERIZING CELLULOSE AND/OR STARCH - Methods for depolymerizing polysaccharides are disclosed. In certain exemplary methods, polysaccharides having a first average molecular weight can be reacted with hydroxyl free radicals to produce polysaccharides having a second average molecular weight lower than the first average molecular weight. The hydroxyl free radicals can be formed by interaction of an oxidant with a catalyst comprising a polydentate ligand complexed with a metal ion. In certain exemplary embodiments, the oxidant can be hydrogen peroxide, and the catalyst can be iron methylglycine diacetate or iron-2,3,4,5,6 pentahydroxyhexanoate. | 12-09-2010 |
| 20100317077 | Methods for sequestering carbon dioxide into alcohols via gasification fermentation - The present invention is directed to improvements in gasification for use with synthesis gas fermentation. Further, the present invention is directed to improvements in gasification for the production of alcohols from a gaseous substrate containing at least one reducing gas containing at least one microorganism. | 12-16-2010 |
| 20100317078 | METHODS TO IMPROVE ALCOHOL TOLERANCE OF MICROORGANISMS - The present invention is directed to a method of producing organisms tolerant to alcohol, that includes selecting a microorganism needing tolerance to alcohol and modifying the selected microorganism under conditions effective to overproduce inositol by the microorganism compared to when the microorganism is not modified, with the modified microorganism being tolerant to alcohol. The present invention is also directed to a method of producing alcohol that includes providing a microorganism tolerant to alcohol which is modified to overproduce inositol by the microorganism compared to when the microorganism is not modified. A fermentable feedstock is treated with the modified microorganism under conditions effective to produce the alcohol. The modified microorganism is also able to produce and tolerate alcohol in high osmolarity feedstocks. | 12-16-2010 |
| 20110111473 | YEAST CELLS AND METHODS FOR INCREASING ETHANOL PRODUCTION - Provided herein are methods for producing ethanol using yeast to ferment pretreated solid lignocellulosic materials such as pretreated solid lignocellulosic materials obtained from softwoods like pine. The pretreated solid lignocellulosic material is present at a concentration of at least 12% solids, and at least 30 grams ethanol per liter, preferably at least 40 grams ethanol per liter, are produced within 48 hours. In some aspects, the pretreated solid lignocellulosic material is not detoxified prior to the fermentation. Also provided herein are yeast that ferment a composition that includes pretreated solid lignocellulosic material at a concentration of at least 12% solids to yield at least 30 grams ethanol per liter, preferably at least 40 grams ethanol per liter, in 48 hours. Further provided herein are methods for acclimatizing yeast. | 05-12-2011 |
| 20090068714 | Systems and Methods for Producing Biofuels and Related Materials - cells (American Type Culture Collection 700394 | 03-12-2009 |
| 20090239276 | GENETICALLY MODIFIED YEAST STRAIN - A polyploid transformed yeast cell comprising a deleted or disrupted GDH1 gene encoding an NADPH-dependent glutamate dehydrogenase, said polyploid yeast cell showing increased production of ethanol and reduced production of glycerol when compared with a control polyploid yeast cell. | 09-24-2009 |
| 20110014671 | METHOD FOR OBTAINING BIOETHANOL FROM SORGHUM GRAIN (SORGHUM BICOLOR L. MOENCH), COMPRISING STEPS INVOLVING DECORTICATION AND HYDROLYSIS WITH PROTEASES - The invention relates to an improved method for obtaining bioethanol from | 01-20-2011 |
| 20110008861 | Engineered CO2 Fixing Microorganisms Producing Carbon-Based Products of Interest - The present disclosure identifies pathways and mechanisms to confer production of carbon-based products of interest such as ethanol, ethylene, chemicals, polymers, n-alkanes, isoprenoids, pharmaceutical products or intermediates thereof in photoautotrophic organisms such that these organisms efficiently convert carbon dioxide and light into carbon-based products of interest, and in particular the use of such organisms for the commercial production of ethanol, ethylene, chemicals, polymers, alkanes, isoprenoids, pharmaceutical products or intermediates thereof. | 01-13-2011 |
| 20110014670 | ZYMOMONAS WITH IMPROVED XYLOSE UTILIZATION IN STRESS CONDITIONS - Strains of xylose utilizing | 01-20-2011 |
| 20110033906 | METHOD FOR PRODUCING USEFUL SUBSTANCE FROM CELLULOSE-CONTAINING MATERIAL - The present invention provides a method for producing a useful substance efficiently from cellulose without using any cellulase preparation. According to the disclosures of the present specification, in the production of a useful substance from a cellulose-containing material, the cellulose-containing material is brought into contact with an ionic liquid to cause the ionic liquid to permeate the cellulose-containing material, and a carbon source comprising the cellulose in the cellulose-containing material is simultaneously saccharified and fermented by a cellulase-producing microorganism in the presence of the ionic liquid. | 02-10-2011 |
| 20110039318 | METHOD AND APPARATUS FOR TRANSFORMING WASTE INTO FUEL ETHANOL - The present invention describes substrates (feedstocks) used in the production of fuel ethanol and describes the process by which the alcohol is produced. The inventors process animal, vegetable, industrial food waste or a mixture of wastes in a process involving saccharification and fermentation reactions to produce a mixture of fuel ethanol water and carbon-dioxide, which is subsequently separated to recover 95 vol. % ethanol. | 02-17-2011 |
| 20110244538 | FERMENTATION OF GASEOUS SUBSTRATES - The invention relates to the microbial fermentation of gaseous substrates, particularly to gas/liquid contact modules and bioreactors configured to improve the efficiency of fermentations, particularly microbial fermentations of substrates comprising CO. In a particular embodiment, a gas/liquid contact module with multiple channels is configured to produce products in a liquid fermentation broth. In a further particular embodiment, there is provided a method of fermentation of a gaseous substrate to produce a product in a liquid fermentation broth. | 10-06-2011 |
| 20100151547 | System and Apparatus for Increasing Ethanol Production Efficiency - The present invention is a system and apparatus for converting cellulosic material into ethanol. Cellulosic material is converted to ethanol using a self-pressurizing fermentation apparatus comprised, in various embodiments, of a pressure tank, pressure sealing means, a pressure gauge, a safety relief valve and a manual relief valve. | 06-17-2010 |
| 20100221803 | MATERIAL CONVERSION METHOD USING CELLULOSE-BASED BIOMASS - It is an object of the present invention to develop a conversion method for easily obtaining a useful substance such as ethanol from a cellulose-based biomass at a good yield via enzyme reaction and microbial fermentation. It has been found that the conversion efficiency can be increased with the use of hard balls or the like when a cellulose-based biomass is converted into sugar with the use of enzyme(s) and then a useful substance such as ethanol with the use of microorganism(s). | 09-02-2010 |
| 20100055752 | Native Grain Amylases in Enzyme Combinations for Granular Starch Hydrolysis - Described herein are starch hydrolysis processes for obtaining fermentable sugars from starch in milled plant material at temperatures below the starch gelatinization temperature and using exogenous plant alpha amylases further to the fermentation of the sugars to produce end products, such as ethanol. | 03-04-2010 |
| 20100062506 | THERMOTOLERANT ETHANOL-PRODUCING YEAST AND ETHANOL PRODUCTION METHOD UTILIZING THE SAME - The present invention provides a novel yeast strain capable of producing ethanol through fermentation with a high degree of efficiency at a temperature of 37° C. or higher, preferably a temperature ranging from 40 to 49° C. or higher, and also a method for producing ethanol by utilizing the yeast strain, and further, ethanol produced by the method. Therefore, in the present invention, an yeast strain (Deposit No. NITE BP-283, etc) belonging to species | 03-11-2010 |
| 20090215138 | MODIFIED YEAST CONSUMING L-ARABINOSE - The present invention relates to a method for producing a L-arabinose utilizing yeast strain for the production of ethanol, whereby a yeast strain is modified by introducing and expressing araA gene (L-arabinose isomerase), araB gene (L-ribulokinase D | 08-27-2009 |
| 20110081696 | Polypeptides Having Cellobiohydrolase II Activity and Polynucleotides Encoding Same - The present invention relates to polypeptides having cellobiohydrolase II activity and polynucleotides having a nucleotide sequence which encodes for the polypeptides. The invention also relates to nucleic acid constructs, vectors, and host cells comprising the nucleic acid constructs as well as methods for producing and using the polypeptides. | 04-07-2011 |
| 20110151531 | ETHANOL PRODUCTION BY MICROORGANISMS - The present disclosure relates to methods and compositions for engineering photoautotrophic organisms to convert carbon dioxide and light into fatty acid esters and other molecules, including biofuels. The molecules are then secreted by the organism into a growth medium. | 06-23-2011 |
| 20110097778 | CHIMERIC ALPHA-AMYLASE VARIANTS - Chimeric alpha amylases having the characteristics of high thermostability and good performance in starch degradation, especially high-temperature liquefaction processes, are provided. The alpha-amylases are chimeras of AmyL and AmyS enzymes, and are useful in starch degradation processes. Methods of making the chimeric enzymes, and methods of using the chimeric alpha-amylases for liquefaction, cleaning starch residue from a surface, and treating woven material to remove coatings. Kits for practicing the methods are provided. Polynucleotides encoding the chimeric amylases, vectors, and expression hosts also are provided. | 04-28-2011 |
| 20110097779 | Processes for Producing Fermentation Products - The present invention relates to processes for producing a fermentation product from gelatinized and/or un-gelatinized starch-containing material using a metallo protease, and processes for producing a fermentation product from gelatinized starch-containing material using a metallo protease and a pullulanase. | 04-28-2011 |
| 20110097777 | Processes for Extraction of Sugar From Sugar-Bearing Plant Material - The invention provides processes for the extraction of sugar from sugar-bearing plant material such as sugar cane. Accordingly, in one aspect of the invention, a process for extracting sugar from sugar-bearing plant material comprises contacting the sugar-bearing plant material with an extractant solution comprising water and a surfactant; and separating the extractant solution from the sugar-bearing plant material. One example of a suitable surfactant is a poly(alkylene oxide) polymer such as a poly(propylene oxide) polymer, a poly(ethylene oxide) polymer, or a poly(propylene oxide)/(ethylene oxide) copolymer. | 04-28-2011 |
| 20110097776 | NOVEL ETHANOL-PRODUCING YEAST - A novel isolated | 04-28-2011 |
| 20110053236 | ETHANOL PRODUCTION - A method for increasing production of ethanol in an ethanologenic cell using an autoinducer molecule, for example AI-2. | 03-03-2011 |
| 20110053237 | Producing Fermentation Products in the Presence of Aldehyde Dehydrogenase - The invention relates to a process of fermenting plant material in a fermentation medium into a fermentation product using a fermenting organism, wherein one or more aldehyde dehydrogenases are present in the fermentation medium. | 03-03-2011 |
| 20100297720 | PROCESSING BIOMASS - Biomass (e.g., plant biomass, animal biomass, and municipal waste biomass) is processed for use in the production of useful products, such as fuels. For example, systems can use biomass materials, such as cellulosic and/or lignocellulosic materials, to enhance the production of a product, e.g., the production of ethanol and/or butanol by fermentation. | 11-25-2010 |
| 20100120108 | POLYPEPTIDES HAVING GLUCOAMYLASE ACTIVITY AND POLYNUCLEOTIDES ENCODING SAME - The present invention relates to polypeptides having glucoamylase activity and isolated polynucleotides encoding said polypeptides preferably derived from a strain of | 05-13-2010 |
| 20100112656 | RE-ENGINEERING BACTERIA FOR ETHANOL PRODUCTION - The invention provides recombinant bacteria, which comprise a full complement of heterologous ethanol production genes. Expression of the full complement of heterologous ethanol production genes causes the recombinant bacteria to produce ethanol as the primary fermentation product when grown in mineral salts medium, without the addition of complex nutrients. Methods for producing the recombinant bacteria and methods for producing ethanol using the recombinant bacteria are also disclosed. | 05-06-2010 |
| 20110250664 | YEAST HAVING IMPROVED ETHANOL YIELD - The present invention provides for a genetically-altered haploid yeast cell characterized by reduced activity or expression of FPS1, reduced activity or expression of glycerol-3-phosphate dehydrogenase-1 (GPD1), reduced activity or expression of glycerol-3-phosphate dehydrogenase-2 (GPD2), and increased expression of glutamate synthase (GLT1), wherein the reduced activity or expression, and the increased expression, is relative to expression or activity in a wildtype yeast strain, e.g., | 10-13-2011 |
| 20090239277 | Thermophillic Organisms For Conversion Of Lignocellulosic Biomass To Ethanol - Mutant thermophilic organisms that consume a variety of biomass derived substrates are disclosed herein. Strains of | 09-24-2009 |
| 20090142818 | Process of producing a fermentation product - The present invention relates to a process of producing a fermentation product, especially ethanol, from starch-containing material using an alpha-amylase and a carbohydrate-source generating enzyme. The invention also relates to a composition comprising an alpha-amylase and a carbohydrate-source generating enzyme as well as the use such compositions for producing fermentation products. | 06-04-2009 |
| 20110256600 | Recombinant Microorganisms and Methods of Use Thereof - The invention provides a recombinant microorganism capable of producing one or more products by fermentation of a substrate comprising CO, wherein the microorganisms has an increased tolerance to ethanol. The invention also provides, inter alia, methods for the production of ethanol and one or more other products from a substrate comprising CO. | 10-20-2011 |
| 20080261287 | Metabolic Engineering of Xylos Fermentation - The present invention relates to further genetic modifications in eukaryotic host cells that have been transformed to express a xylose isomerase that confers the host cell the ability of isomerising xylose to xylulose. The further genetic modifications are aimed at improving the efficiency of xylose metabolism and include e.g. reduction of unspecific aldose reductase activity, increased xylulose kinase activity and increased flux of the pentose phosphate pathway. The modified host cells of the invention are suitable for the production of a wide variety of fermentation products, including ethanol, in fermentation processes in which a source of xylose or a source of xylose and glucose are used as carbon source. | 10-23-2008 |
| 20110020890 | Increased ethanol production by bacterial cells - Fermentation processes for production of ethanol include supplying a thermophilic microorganism lacking lactate dehydrogenase activity with sugars under conditions in which they metabolise them predominantly by the pyruvate-formate lyase pathway. Importantly, the processes also include supplying sufficient glycerol to convert all of the sugars to ethanol. A further embodiment of the invention includes supplying additional glycerol sufficient to convert the exogenous acetate present in biomass hydrolysates into ethanol. Any type of fermentation system can be used for these processes, but a preferred embodiment includes continuous cultures at high temperatures in which ethanol is removed continuously by vacuum evaporation. | 01-27-2011 |
| 20110136194 | METHOD FOR INCREASING ETHANOL YIELD FROM GRAIN - A process for increasing ethanol yield from grain comprising mixing grain, water and enzyme to for a grain-based liquid medium. The grain-based liquid medium is passed through a cavitation device at a velocity and pressure capable of generating a cavitation activation energy of at least 0.4 kJ per kilogram of grain-based liquid medium to enhance the activity of the enzyme and increase ethanol yield. | 06-09-2011 |
| 20110086402 | ENGINEERING OF XYLOSE REDUCTASE AND OVEREXPRESSION OF XYLITOL DEHYDROGENASE AND XYLULOKINASE IMPROVES XYLOSE ALCOHOLIC FERMENTATION IN THE THERMOTOLERANT YEAST HANSENULA POLYMORPHA - Recombinant genetic constructs and strains of | 04-14-2011 |
| 20110027846 | CONTROL OF BACTERIA IN FERMENTATION PROCESSES - A method of producing a fermentation-based product comprises fermenting a sugar-containing medium with yeast in the presence of an organic biocide and a quaternary ammonium compound, in amounts sufficient to reduce or control a bacterial population in the sugar-containing medium. The additives enable reduction or elimination of antibiotics while still showing desirably reduced percent infection, process variability and interference with yeast viability. | 02-03-2011 |
| 20100330638 | Thermochemical Treatment of Lignocellulosics for the Production of Ethanol - A method to process lignocellulosic biomass into ethanol under conditions of high biomass loading is disclosed. Pretreatment of biomass was conducted at a high concentration of solids but with a relatively low concentration of ammonia relative to the dry weight of biomass. The pretreated biomass was washed to remove inhibitors and to minimize the carry-over of the inhibitors to the subsequent steps of saccharification and fermentation. The pretreated-washed biomass is ground at some point prior to saccharification. Enzymes are added to allow saccharification and biomass liquification. More solids are added in a fed-batch manner as saccharification proceeds to ultimately obtain fermentation of a high-biomass concentration and get a higher ethanol titer. The amount of solids added in the fed-batch is such that the process achieves optimum hydrolysis to sugars by the saccharification enzymes. | 12-30-2010 |
| 20110008860 | Genes encoding key catalyzing mechanisms for ethanol production from syngas fermentation - Gene sequences of key acetogenic clostridial species were sequenced and isolated. Genes of interest were identified, and functionality was established. Key genes of interest for metabolic catalyzing activity in clostridial species include a three-gene operon coding for CODH activity, a two-gene operon coding for PTA-ACK, and a novel acetyl coenzyme A reductase. The promoter regions of the two operons and the acetyl coA reductase are manipulated to increase ethanol production. | 01-13-2011 |
| 20100159551 | SYSTEM FOR PRODUCTION OF ETHANOL AND CO-PRODUCTS WITH RAW STARCH HYDROLYSIS AND SOLVENT WASHING OF FERMENTATION PRODUCT - A system for the production of ethanol and co-products is provided. The system facilitates an overall reduction in the use of energy, for example, by reducing the mass of wet solids supplied to a distillation system. The system also reduces the amount of energy used to dry the wet solids component of a fermentation product, for example, by increasing the ethanol concentration of the wet solids. The system also facilitates the recovery of co-products including bioproducts and other biochemicals extracted from components of the fermentation product. The solids component of the fermentation product may be dried and constituted into a meal that may be used for animal feed, among other uses. | 06-24-2010 |
| 20110086400 | Method and System for Collecting Ethanol from Aquatic Plants - Methods and systems for collecting, purifying, and/or extracting ethanol produced during anaerobic metabolism by aquatic plants is provided. The system includes a cell containing water and an aquatic plant, an ethanol extraction assembly in fluid communication with the cell for removing ethanol from the water. Ethanol is released by the aquatic plant by initiating an anaerobic process in the plant such as by regulating the photosynthesis inducing light that reaches the aquatic plant. | 04-14-2011 |
| 20110086401 | Method and System for Collecting Ethanol from Aquatic Plants - Methods and systems for collecting, purifying, and/or extracting ethanol produced during anaerobic metabolism by aquatic plants is provided. The system includes a cell containing water and an aquatic plant, an ethanol extraction assembly in fluid communication with the cell for removing ethanol from the water. Ethanol is released by the aquatic plant by initiating an anaerobic process in the plant such as by regulating the photosynthesis inducing light that reaches the aquatic plant. | 04-14-2011 |
| 20100167366 | PUMPING AND CONTAMINATION CONTROL SYSTEM FOR CELLULOSIC FEEDSTOCKS - Processes for the pumping of various cellulosic feedstock materials that are used to produce an ethanol-containing beer are disclosed. In certain embodiments, the present invention relates to processes capable of pumping highly viscous slurries and/or feedstocks containing high levels of solids in an energy efficient manner, wherein the slurries of feedstocks are utilized in the production of ethanol. | 07-01-2010 |
| 20090203100 | Microbial Fermentation of Gaseous Substrates to Produce Alcohols - The present invention relates to methods for increasing the efficiency of anaerobic fermentation processes (1) that produce acetate as a by-product in addition to a desired product, and (2) that can utilise hydrogen and/or carbon dioxide in the fermentation. The method comprises the steps of converting acetate produced by the fermentation process into hydrogen gas and carbon dioxide gas, and utilising hydrogen gas and/or carbon dioxide gas obtained from the acetate conversion in the anaerobic fermentation process. In particular aspects, the invention relates to processes of producing alcohols, particularly ethanol. | 08-13-2009 |
| 20090203099 | ZYMOMONAS WITH IMPROVED ETHANOL PRODUCTION IN MEDIUM CONTAINING CONCENTRATED SUGARS AND ACETATE - Through screening of a | 08-13-2009 |
| 20120309068 | Method for Employing Ear Corn in the Manufacture of Ethanol - Ear corn is picked from corn fields by ear corn harvesters and transported to a central shelling station associated with an ethanol manufacturing facility. Shelled corn from the central shelling station is processed into ethanol at the ethanol manufacturing facility, and corn cobs from the central shelling station are burned to provide process heat for the ethanol manufacturing process. Energy is conserved and costs are reduced during the picking and shelling of the ear corn and by the burning of cobs for process heat. | 12-06-2012 |
| 20120309067 | Protease Variants - The present invention relates to proteases having at least 75% identity to a protease derived from | 12-06-2012 |
| 20110189743 | MICROBIAL SYSTEMS FOR PRODUCING COMMODITY CHEMICALS - Provided are improved recombinant microorganisms, and methods of use thereof, for metabolizing biomolecules and producing commodity chemicals such as ethanol therefrom, and genetic constructs to achieve that end. | 08-04-2011 |
| 20110262983 | METABOLICALLY ENGINEERED YEASTS FOR THE PRODUCTION OF ETHANOL AND OTHER PRODUCTS FROM XYLOSE AND CELLOBIOSE - The present invention provides yeast cells that produce high concentrations of ethanol, culture media and bioreactors comprising the yeast cells, and methods for making and using the yeast cells in efficiently producing ethanol. | 10-27-2011 |
| 20100021980 | HYBRID PROCESS FOR THE PRODUCTION OF BIOFUEL - A method of producing a biofuel from biomass is provided. In one embodiment, the biofuel production process is an ethanol production process. Various embodiments of the invention include features such as application of a shock wave to biomass, variations in composition of biomass feed stock, continuous fermentation, and anaerobic digestion of stillage to produce a methane based fuel. | 01-28-2010 |
| 20100196979 | CONVERSION OF BIOMASS INTO ETHANOL - A process and system for the conversion of biomass, such as spent brewers grain, into ethanol and other commercial products, such as pelletized fuel, biogas, fertilizer, and livestock feed, is disclosed. The method may include biomass pretreatment, hydrolysis, fermentation, distillation, and dehydration phases. | 08-05-2010 |
| 20110033907 | YEAST STRAINS FOR IMPROVED ETHANOL PRODUCTION - Novel strains of yeast and methods for improved ethanol production utilizing the yeast strains are disclosed. In particular, the novel yeast strains | 02-10-2011 |
| 20100233771 | SYSTEM FOR PRE-TREATMENT OF BIOMASS FOR THE PRODUCTION OF ETHANOL - A system for the pre-treatment of biomass for use in a biorefinery to produce ethanol and other bioproducts is disclosed. The system comprises a method comprising the steps of preparing the biomass into prepared biomass; pre-treating the prepared biomass into pre-treated biomass by application of a dilute acid having a concentration of about 0.8 to 1.1 percent by weight at a temperature of about 130 to about 170 degrees Celsius for a period of time in a range of about 8 to 12 minutes. The system also comprises an apparatus for separating the pre-treated biomass into a liquid component comprising pentose and a solids component comprising cellulose and lignin; a fermentation system configured to produce the fermentation product; and a distillation system. The fermentation product comprises ethanol. The biomass comprises lignocellulosic material, comprising corn cobs, corn plant husks, corn plant leaves and corn plant stalks. | 09-16-2010 |
| 20110136195 | GENETICALLY-ENGINEERED YEAST AND METHODS OF MAKING AND USING - This disclosure describes genetically-engineered yeast that are able to uptake glycerol and convert the glycerol into ethanol. | 06-09-2011 |
| 20110027847 | HEXOSE-PENTOSE COFERMENTING YEAST HAVING EXCELLENT XYLOSE FERMENTABILITY AND METHOD FOR HIGHLY EFFICIENTLY PRODUCING ETHANOL USING THE SAME - Genetic recombinant yeast expressing xylose reductase (XR), (wild-type or mutant) xylitol dehydrogenase (XDH), and xylulokinase (XK) and a method for highly efficiently producing ethanol from xylose using the yeast are provided. | 02-03-2011 |
| 20090042265 | Thermophilic Microorganisms with Inactivated Lactate Dehydrogenase Gene (LDH) for Ethanol Production - A mutated thermophilic microorganism is prepared, with a modification to inactivate the lactate dehydrogenase gene of a wild-type microorganism. The mutated microorganism is used in the production of ethanol, utilising C | 02-12-2009 |
| 20120064591 | RECOMBINANT YEAST WITH IMPROVED ETHANOL TOLERANCE AND RELATED METHODS OF USE - The present invention provides isolated Elo1 and Mig3 nucleic acid sequences capable of conferring increased ethanol tolerance on recombinant yeast and methods of using same in biofuel production, particularly ethanol production. Methods of bioengineering yeast using the Elo1 and, or, Mig3 nucleic acid sequences are also provided. | 03-15-2012 |
| 20120301937 | METHODS FOR PRODUCING AND HARVESTING ETHANOL AND APPARATUS FOR PRODUCING AND HARVESTING THE SAME - The invention relates to methods for producing and harvesting ethanol from fermentable sugars derived from sugar crops, starch-containing and lignocellulose-containing materials, and apparatuses for producing and harvesting the same. | 11-29-2012 |
| 20120149081 | METHOD FOR FERMENTATION CULTURE IN MEDIUM CONTAINING XYLOSE - The xylose-metabolizing ability and particularly the xylose incorporation rate, of yeast to which xylose-metabolizing ability has been imparted are significantly improved. The method according to the present invention comprises the steps of: culturing yeast having xylose-metabolizing ability in a xylose-containing medium in which the concentration of at least one amino acid selected from the group consisting of asparagine (Asn), serine (Ser), tyrosine (Tyr), threonine (Thr), and histidine (His) is increased; and recovering alcohol from the medium. | 06-14-2012 |
| 20100120109 | High dry matter sweet potatoes for fuel ethanol, green energy, chips and fries - A variety type of sweetpotato, | 05-13-2010 |
| 20110318801 | XYLOSE UTILIZATION IN RECOMBINANT ZYMOMONAS - expressing xylose isomerase from | 12-29-2011 |
| 20110318800 | INTEGRATED MECHANICAL VAPOR RECOMPRESSION (MVR) AND MEMBRANE VAPOR PERMEATION PROCESS FOR ETHANOL RECOVERY (ETHANOL DEHYDRATION) FROM FERMENTATION BROTH - An apparatus and process is taught for the formation of ethanol from a fermentation medium in the absence of an ethanol concentration distillation step. | 12-29-2011 |
| 20110318802 | THERMOPHILIC MICRO-ORGANISMS FOR ETHANOL PRODUCTION - A thermophilic micro-organism comprising a modification that increases amylase expression and starch hydrolysis compared to wild-type, wherein the modification is insertion of a heterologous amylase gene. | 12-29-2011 |
| 20090197314 | Modified Microorganisms with Inactivated Lactate Dehydrogenase Gene - Modified microorganisms are prepared by inactivation of the endogenous lactate dehydrogenase gene. The microorganisms are deposited under NCIMB Accession Nos. 41277, 41278, 41279, 41280 or 41281. | 08-06-2009 |
| 20120045810 | METHOD FOR PRODUCTION OF BIO-ETHANOL USING WATERMELON SEEDS - Provided is a method for production of bioethanol using watermelon seeds and, more particularly, a method for producing bioethanol with high production yield using watermelon seeds, including: sterilizing watermelon seeds, which are usually discarded as food waste from domestic houses, supermarkets, farm houses, etc., at 121° C. for 10 to 20 minutes under anaerobic conditions; finely grinding the sterilized watermelon seeds; adding glacial acetic acid to the ground seeds to remove linoleic acid therefrom; and inoculating the treated seeds free from linoleic acid with a strain for ethanol fermentation such as | 02-23-2012 |
| 20120115198 | METHODS FOR INCREASING THE PRODUCTION OF ETHANOL FROM MICROBIAL FERMENTATION - A stable continuous method for producing ethanol from anaerobic fermentation of a gaseous substrate containing at least one reducing gas in a liquid nutrient medium; supplying the gaseous substrate to the bioreactor. The free acetic acid concentration in the bioreactor is maintained at less than 5 g/L free acid. This method allows ethanol to be produced in the fermentation broth in the bioreactor at a productivity of greater than 10 g/L per day. Both ethanol and acetate are produced in a ratio of ethanol to acetate ranging from 1:1 to 20:1. | 05-10-2012 |
| 20120009641 | METHOD FOR PRODUCING CLARIFIED JUICE, PACKAGIBLE JUICE, ETHANOL AND SUGAR FROM SUGARCANE AND SYSTEM THEREOF - The present invention provides a method and system for manufacturing clarified juice from sugarcane without using sulfitation process and with less heating. The method comprises step of steps of: washing sugarcane with water comprising biocide before passing through cutter and shredders for removing mud and reducing microbial population; spraying biocide on the cut and prepared sugarcane to reduce the microbial activity; adding biocide while milling of the sugarcane or in juice collectors to have control over the microbial growth; filtering the juice to remove floating/suspended matters; heating the filtered juice at about 35-85 deg C.; mixing one or more coagulating and flocculating agents for coagulation of suspended solids; and separating the coagulated solids to obtain clarified juice. This juice can be further treated to manufacture ethanol, juice for packaging having shelf life of about six months and sugar without using conventional sulfitation treatment. | 01-12-2012 |
| 20120058533 | RECOMBINANT BACTERIA AND THE USES THEREOF FOR PRODUCING ETHANOL - The present invention relates to recombinant bacteria and the uses thereof, particularly for the production of ethanol. The invention also relates to methods for the production of such bacteria, as well as to nucleic acid constructs suitable for such production. The invention specifically relates to bacteria lacking a functional LDH gene and/or containing a recombinant nucleic acid encoding a PDC and ADH. The bacteria of this invention may be produced from any stress-resistant bacteria. | 03-08-2012 |
| 20120156746 | XYLOSE UTILIZATION IN RECOMBINANT ZYMOMONAS - Xylose-utilizing | 06-21-2012 |
| 20110008859 | Production of Ethanol from Tree Sap - The present invention involves an improvement in the production of ethanol by using tree sap as the source of the feedstock for the ethanol production process. | 01-13-2011 |
| 20100330639 | Designer Oxyphotobacteria and Greenhouse Distillation for Photobiological Ethanol Production from Carbon Dioxide and Water - The present invention provides a photobiological ethanol production and harvesting technology using greenhouse distillation systems with designer photosynthetic organisms, such as designer transgenic oxyphotobacteria. The designer oxyphotobacteria are created such that the endogenous photobiological regulation mechanism is tamed, and the reducing power (NADPH) and energy (ATP) acquired from the photosynthetic process are used for synthesis of ethanol (CH | 12-30-2010 |
| 20110091950 | POLYPEPTIDES HAVING ALPHA-GLUCURONIDASE ACTIVITY AND POLYNUCLEOTIDES ENCODING SAME - The present invention relates to isolated polypeptides having alpha-glucuronidase activity and isolated polynucleotides encoding the polypeptides. The invention also relates to nucleic acid constructs, vectors, and host cells comprising the polynucleotides as well as methods of producing and using the polypeptides. | 04-21-2011 |
| 20120156747 | Novel Ethanologenic Clostridium species, Clostridium coskatii - An isolated clostridia bacterial species ( | 06-21-2012 |
| 20110065158 | REGULATION OF PLANT METABOLISM - We describe a plant and plant cell which is modified to enhance the production of plant-derived oil in particular in non-seed tissue and including methods for the processing of plant derived biomass materials. | 03-17-2011 |
| 20110104773 | PROCESSING METHOD FOR FRACTIONALLY CONVERTING PENNISETUM HYDRIDUM INTO FUEL ETHANOL WITH CO-PRODUCTION OF ELECTRICITY GENERATION AND PAPER PULP - The invention relates to a method for fractionally converting pennisetum hydridum into fuel ethanol with co-production of electricity generation and paper pulp, which comprises subjecting the pennisetum hydridum having been cut into segments to steam explosion treatment by utilizing a steam explosion device to obtain a steam explosion product, and said method is characterized in that it comprises the steps of: washing the steam explosion product with water to obtain fibers and water washing liquid containing a degraded hemicellulose, and separating and purifying the water washing liquid to obtain an xylo-oligosaccharide; fractionally teasing the fibers, and subjecting the obtained long fibers to an ethanol self-catalyzed pulping and then a bleaching treatment to obtain a paper pulp, and after recovering ethanol, obtaining an alcohol-soluble lignin by separation; preparing cellulase by a solid state fermentation, that is, taking the short fibers obtained by fractionally teasing as a fermentation substrate of | 05-05-2011 |
| 20110104774 | RECYCLING AND REUSE OF CARBON DIOXIDE FOR TEMPERATURE CONTROL OF A FERMENTATION PROCESS - Methods and apparatus for improving the fermentation process by controlling the temperature of the fermentation tanks. Waste byproduct carbon dioxide from the fermentation process is recycled and used as a coolant medium for the fermentation process. These methods and apparatus are particularly useful for maintaining temperatures of the fermentation process when applied to production of green ethanol from sugarcane. | 05-05-2011 |
| 20120122172 | METHOD FOR PRODUCING ETHANOL FROM XYLOSE USING RECOMBINANT SACCHAROMYCES CEREVISIAE TRANSFORMED TO ELIMINATE FUNCTIONS OF GENES INVOLVED IN TOR SIGNAL TRANSDUCTION PATHWAY - Disclosed is a method for producing ethanol from zylose using a | 05-17-2012 |
| 20120122174 | Non-sterile fermentation of bioethanol - A range of concentrations exists in which fermentation inhibitors derived from pretreatment of lignocellulosic feed stocks inhibit growth of lactic acid bacteria without affecting fermentive yeast. By optimizing levels of fermentation inhibitors to fall within this range, yeast fermentations of lignocellulosic biomass can be conducted under non-sterile conditions with ethanol yields comparable to those achieved under sterile conditions. Optimised inhibitor levels can be achieved by controlling the water/biomass ratio of a lignocellulosic biomass during and after pretreatment, for example by washing the fiber fraction of a previously pretreated lignocellulosic biomass with a pre-defined amount of fresh water or recycled process solutions. Crude extracts of liquid fraction or process solutions from pretreatment of lignocellulosic biomass can also provide an effective anti-baterial treatment for first generation starch fermentations. | 05-17-2012 |
| 20120122173 | Methods for Increasing the Production of Ethanol from Microbial Fermentation - A stable continuous method for producing ethanol from the anaerobic bacterial fermentation of a gaseous substrate containing at least one reducing gas involves culturing in a fermentation bioreactor anaerobic, acetogenic bacteria in a liquid nutrient medium; supplying the gaseous substrate to the bioreactor; and manipulating the bacteria in the bioreactor by reducing the redox potential, or increasing the NAD(P)H TO NAD(P) ratio, in the fermentation broth after the bacteria achieves a steady state and stable cell concentration in the bioreactor. The free acetic acid concentration in the bioreactor is maintained at less than 5 g/L free acid. This method allows ethanol to be produced in the fermentation broth in the bioreactor at a productivity of greater than 10 g/L per day. Both ethanol and acetate are produced in a ratio of ethanol to acetate ranging from 1:1 to 20:1. | 05-17-2012 |
| 20100248319 | Ethanol Production - This invention relates to ethanol production as a product of bacterial fermentation. | 09-30-2010 |
| 20110183395 | PROCESSES FOR PRODUCING A FERMENTATION PRODUCT - The present invention relates to processes for producing a fermentation product, such as ethanol, from milled starch-containing material comprising (a) saccharifying the milled starch-containing material with a glucoamylase having an amino acid sequence shown in SEQ ID NO: 2, or a glucoamylase being at least 70% identical thereto, at a temperature below the initial gelatinization temperature of said starch-containing material, (b) fermenting using a fermenting organism. | 07-28-2011 |
| 20110183394 | METHOD OF PRODUCING YEAST BIOMASS - The invention relates to use of a substrate comprising C5 compound-containing material, in the growth of | 07-28-2011 |
| 20120164705 | Metabolic Switch - The present invention provides compositions and methods for controlling biosynthetic pathways using a metabolic switch in microorganisms. Photoautotrophs are developed to be auxotrophic for certain exogenous compounds such as lipoic acid and/or a fixed nitrogen source. Depletion of the exogenous compound results in the carbon flux to be diverted to preferred metabolic pathways. | 06-28-2012 |
| 20120214215 | PACKED BED SCRUBBER USING A FUSEL OIL SOLVENT - A two stage scrubber process has a first stage removing the hazardous air pollutants and recovering the majority of the ethanol. A second stage uses water as the scrubbing solvent to recover any residual ethanol that is stripped from the first stage. | 08-23-2012 |
| 20100285552 | Methods for Fermentation of Xylose and Hexose Sugars - Methods and systems for the isomerization and/or fermentation of xylose and hexose sugars are disclosed. | 11-11-2010 |
| 20090023192 | Process for Producing Ethanol - A process for producing ethanol including a combination of biochemical and synthetic conversions results in high yield ethanol production with concurrent production of high value coproducts. An acetic acid intermediate is produced from carbohydrates, such as corn, using enzymatic milling and fermentation steps, followed by conversion of the acetic acid into ethanol using esterification and hydrogenation reactions. Coproducts can include corn oil, and high protein animal feed containing the biomass produced in the fermentation. | 01-22-2009 |
| 20120220005 | METHOD FOR PRODUCING ETHANOL FROM LIGNOCELLULOSIC BIOMASS - An object of the invention is to provide an inexpensive and efficient ethanol production method using lignocellulosic biomass as a raw material. | 08-30-2012 |
| 20100173374 | Method for Employing Ear Corn in the Manufacture of Ethanol - Ear corn is picked from corn fields by ear corn harvesters and transported to a central shelling station associated with an ethanol manufacturing facility. Shelled corn from the central shelling station is processed into ethanol at the ethanol manufacturing facility, and corn cobs from the central shelling station are burned to provide process heat for the ethanol manufacturing process. Energy is conserved and costs are reduced during the picking and shelling of the ear corn and by the burning of cobs for process heat. | 07-08-2010 |
| 20100173373 | THERMOPHILIC MICROORGANISMS FOR ETHANOL PRODUCTION - A thermophilic microorganism is modified to permit the increased production of ethanol, wherein a first modification is the inactivation of the lactate dehydrogenase gene and a second modification upregulates the pyruvate dehydrogenase gene. | 07-08-2010 |
| 20120171740 | DE-FATTED SOY PRODUCTION PROCESS AND VALUE ADDED BY-PRODUCTS FROM DE-FATTED SOY FLOUR - An improved process for producing de-fatted soy utilizing a de-fatted soy flour and for producing value added by-products from de-fatted soy flour wherein soybeans are de-hulled and the de-hulled stream ground to a flour consistency. The ground soy flour is mixed with water and other additives to produce a vitamin and mineral enriched stream that is then filtered to various value added by-products. In a preferred embodiment the vitamin and mineral enriched stream is filtered through a 0.1-1.0 micron membrane to produce a de-fatted soy product stream and a fatted soy product stream. The fatted soy product stream can be dried to produce dry, less than 12% water by weight, product B for use in cosmetics and pharmaceutical products. The de-fatted soy product can be filtered through reverse osmosis (RO) filtration unit to obtain a vitamin and mineral enriched product stream that can be dried to powder form and used as a food supplement additive I. If desired the full fatted soy flour or the de-fatted soy product stream can be combined with whole stillage from an ethanol process and used in producing various other value added products. | 07-05-2012 |
| 20120077240 | METHODS FOR INCREASING THE PRODUCTION OF ETHANOL FROM MICROBIAL FERMENTATION - A stable continuous method for producing ethanol from the anaerobic bacterial fermentation of a gaseous substrate containing at least one reducing gas involves culturing in a fermentation bioreactor anaerobic, acetogenic bacteria in a liquid nutrient medium; supplying the gaseous substrate to the bioreactor; and manipulating the bacteria in the bioreactor by reducing the redox potential, or increasing the NAD(P)H TO NAD(P) ratio, in the fermentation broth after the bacteria achieves a steady state and stable cell concentration in the bioreactor. The free acetic acid concentration in the bioreactor is maintained at less than 5 g/L free acid. This method allows ethanol to be produced in the fermentation broth in the bioreactor at a productivity of greater than 10 g/L per day. Both ethanol and acetate are produced in a ratio of ethanol to acetate ranging from 1:1 to 20:1. | 03-29-2012 |
| 20120077239 | Thermophilic Organisms For Conversion Of Lignocellulosic Biomass To Ethanol - Mutant thermophilic organisms that consume a variety of biomass derived substrates are disclosed herein. Strains of | 03-29-2012 |
| 20100047888 | Method and apparatus for bio-fuel seeding - A method and apparatus is provided for microbial seeding and amendment of traditional alternative fuels production systems and processes using immobilized microbe bioreactors. The system addition utilizes attachment of yeast or other microbial consortia to a substrate to enhance alternative fuels production in fermentation processes. The system allows for the maintenance of a constant concentrated microbial population, thus enhancing alternative fuels production by stabilizing microbial populations. Desired aerobic and anaerobic conditions are maintained using a microbubble aeration device coupled to the Immobilized Microbe Bioreactor (IMBR) seeding reactors. Generation of the microbial populations for seeding requires control of aerobic and anaerobic conditions to ensure growth of a microbial population acclimated to elevated alternative fuels concentrations. | 02-25-2010 |
| 20120282664 | PROCESS FOR PRODUCTION OF ETHANOL FROM BIOMASS - An object of the present invention is to provide a method for producing ethanol efficiently even in the presence of a fermentation inhibitor in a saccharified biomass. The present invention provides a method for producing ethanol from biomass, comprising: culturing a transformed xylose-utilizing yeast to overexpress the gene for at least one pentose phosphate pathway metabolic enzyme, with a saccharified biomass. | 11-08-2012 |
| 20120220004 | ETHANOL PRODUCTION FROM OCEAN BIOMASS - An object of the present invention is to provide a method for producing ethanol from polysaccharide alginate contained in a large amounts in brown algae, using the alginate assimilation capacity of the | 08-30-2012 |
| 20100009422 | ETHANOL PREPARATION METHOD - Provided is a method for preparing ethanol in high efficiency. The ethanol preparation method includes a step of yielding a saccharide water solution through saccharification of cellulose with an enzyme in water, a step of condensing the saccharide water solution, and a step of yielding an ethanol water solution by fermenting the saccharide in the condensed saccharide water solution into ethanol, wherein the step of condensing the saccharide water solution is performed through a pervaporation treatment on the saccharide water solution by using a water separation membrane composed of polypyrrole doped with a sulfonate ion. | 01-14-2010 |
| 20100285551 | METHOD OF STIMULATING ETHANOL PRODUCTION AND GROWTH OF AQUATIC PLANTS - A method of stimulating ethanol production and growth of aquatic plants includes the steps of placing aquatic plants in a cell containing water and creating an oxygenated condition within the cell to initiate an aerobic process. The aquatic plants create and store carbohydrates during the aerobic process. The cell is then covered with a light blocking cover during the anoxic condition to inhibit light from entering the cell. An anoxic condition is created within the cell to initiate an anaerobic process by the aquatic plants. The aquatic plants increase in size and release ethanol into the water by metabolism of stored carbohydrates during the anaerobic process. The ethanol is then sequestered from the water. | 11-11-2010 |
| 20100291649 | CONTROL OF CONTAMINANT YEAST IN FERMENTATION PROCESSES - A fermentation process for the production of ethanol from natural sources, such as corn, comprising introducing a fermentable sugar, an inoculant yeast, and a stabilized chlorine dioxide into a fermentation system is disclosed. The stabilized chlorine dioxide is added preventatively to the fermentation system to substantially prevent growth of contaminating microorganisms such as contaminant yeast. | 11-18-2010 |
| 20100291648 | Global transcription machinery engineering - The invention relates to global transcription machinery engineering to produce altered cells having improved phenotypes. | 11-18-2010 |
| 20120083022 | Methods for Increasing the Production of Ethanol from Microbial Fermentation - A stable continuous method for producing ethanol from the anaerobic bacterial fermentation of a gaseous substrate containing at least one reducing gas involves culturing in a fermentation bioreactor anaerobic, acetogenic bacteria in a liquid nutrient medium; supplying the gaseous substrate to the bioreactor; and manipulating the bacteria in the bioreactor by reducing the redox potential, or increasing the NAD(P)H TO NAD(P) ratio, in the fermentation broth after the bacteria achieves a steady state and stable cell concentration in the bioreactor. The free acetic acid concentration in the bioreactor is maintained at less than 5 g/L free acid. This method allows ethanol to be produced in the fermentation broth in the bioreactor at a productivity of greater than 10 g/L per day. Both ethanol and acetate are produced in a ratio of ethanol to acetate ranging from 1:1 to 20:1. | 04-05-2012 |
| 20120190091 | LIQUID-PHASE AND VAPOR-PHASE DEHYDRATION OF ORGANIC / WATER SOLUTIONS - Disclosed herein are processes for removing water from organic compounds, especially polar compounds such as alcohols. The processes include a membrane-based dehydration step, using a membrane that has a dioxole-based polymer selective layer or the like and a hydrophilic selective layer, and can operate even when the stream to be treated has a high water content, such as 10 wt % or more. The processes are particularly useful for dehydrating ethanol. | 07-26-2012 |
| 20120329114 | XYLOSE UTILIZING ZYMOMONAS MOBILIS WITH IMPROVED ETHANOL PRODUCTION IN BIOMASS HYDROLYSATE MEDIUM - Xylose-utilizing, ethanol producing strains of | 12-27-2012 |
| 20120258511 | GENES RELATED TO XYLOSE FERMENTATION AND METHODS OF USING SAME FOR ENHANCED BIOFUEL PRODUCTION - The present invention provides isolated gene sequences involved in xylose fermentation and related recombinant yeast which are useful in methods of enhanced biofuel production, particularly ethanol production. Methods of bioengineering recombinant yeast useful for biofuel production are also provided. | 10-11-2012 |
| 20110124070 | PROCESS FOR ALCOHOL AND CO-PRODUCT PRODUCTION FROM GRAIN SORGHUM - Described herein are methods for producing alcohol and particularly ethanol from milled sorghum. | 05-26-2011 |
| 20100015677 | METHOD AND APPARATUS FOR PRODUCTION OF BIO-ETHANOL AND OTHER FERMENTATION PRODUCTS - A method for converting organic material into hydrocarbon fuel, such as ethanol, the method comprising a fermentation process fermenting the organic material thereby providing a fermentation broth, a separation process separating the fermented material into a hydrocarbon fuel and a residual product, a conversion process at least partly converting the residual product into energy, and a energy distribution process distributing at least some of the energy provided by the conversion process to the fermentation process. | 01-21-2010 |
| 20080299629 | CONTINUOUS COUNTER-CURRENT ORGANOSOLV PROCESSING OF LIGNOCELLULOSIC FEEDSTOCKS - A modular process for organosolv fractionation of lignocellulosic feedstocks into component parts and further processing of said component parts into at least fuel-grade ethanol and four classes of lignin derivatives. The modular process comprises a first processing module configured for physico-chemically digesting lignocellulosic feedstocks with an organic solvent thereby producing a cellulosic solids fraction and a liquid fraction, a second processing module configured for producing at least a fuel-grade ethanol and a first class of novel lignin derivatives from the cellulosic solids fraction, a third processing module configured for separating a second class and a third class of lignin derivatives from the liquid fraction and further processing the liquid fraction to produce a distillate and a stillage, a fourth processing module configured for separating a fourth class of lignin derivatives from the stillage and further processing the stillage to produce a sugar syrup. | 12-04-2008 |
| 20120322120 | USE OF AN ENSILING AGENT FOR THE TREATMENT OF UNCHOPPED BEETS - The invention relates to the use of an ensiling agent for the treatment of unchopped beets. In addition, the invention relates to methods for sugar and ethanol production from sugar beets. By using the ensiling agent, sugar degradation can be significantly reduced in sugar beets during storage. | 12-20-2012 |
| 20120322119 | SEPARATION PROCESS USING A POLYIMIDE MEMBRANE - The present invention discloses a new type of polyimide membrane with high permeances and high selectivities for gas separations and particularly for CO | 12-20-2012 |
| 20100151549 | PROCESS OF PRODUCING A FERMENTATION PRODUCT - The invention relates to a process of producing a fermentation product, such as ethanol, from starch-containing material, including i) subjecting starch-containing material to an alpha-amylase, ii) subjecting the material obtained in step i) to an alpha-glucosidase and/or a maltose-generating enzyme, and iii) fermenting the material in the presence of a fermenting organism, such as yeast. Alternatively the invention relates to a process of producing a fermentation product from starch-containing material, preferably granular starch, which process comprises: a) subjecting starch-containing material to an alpha-glucosidase and optionally a glucose-generating and/or maltose-generating enzyme, and b) fermenting the material in the presence of a fermenting organism. | 06-17-2010 |
| 20110045562 | Development of Strains of the Thermotolerant Yeast Hansenula Polymorpha Capable of Alcoholic Fermentation of Starch and Xylan by Expression of Starch and Xylan Degrading Enzymes - Genes SWA2 and GAMl from the yeast, | 02-24-2011 |
| 20110045561 | Method of Stimulating Ethanol Production and Growth of Aquatic Plants - A method of stimulating ethanol production and growth of aquatic plants includes the steps of placing aquatic plants in a cell containing water and creating an oxygenated condition within the cell to initiate an aerobic process. The aquatic plants create and store carbohydrates during the aerobic process. The cell is then covered with a light blocking cover during the anoxic condition to inhibit light from entering the cell. An anoxic condition is created within the cell to initiate an anaerobic process by the aquatic plants. The aquatic plants increase in size and release ethanol into the water by metabolism of stored carbohydrates during the anaerobic process. The ethanol is then sequestered from the water. | 02-24-2011 |
| 20120270289 | CO-FERMENTATION OF GLUCOSE, XYLOSE AND/OR CELLOBIOSE BY YEAST - Provided herein are methods of using yeast cells to produce ethanol by contacting a mixture comprising xylose with a | 10-25-2012 |
| 20100203605 | METHOD AND APPARATUS FOR FRACTIONATING LIGNOCELLULOSE-BASED BIOMASS - A method and apparatus for fractionating a lignocellulose-based biomass are provided. The method includes providing a lignocellulose-based biomass, extracting lignin from the biomass by adding a first solvent capable of dissolving the lignin, extracting xylose by adding a second solvent capable of dissolving hemicellulose to the biomass treated with the first solvent, and extracting the cellulose remaining in the biomass. In this method, a continuous process can be performed instead of a low efficiency batch-type process and components of the biomass can be obtained at high yield. | 08-12-2010 |
| 20110236943 | BIOPROCESSING LIGNO-CELLULOSE INTO ETHANOL WITH RECOMBINANT CLOSTRIDIUM - The present invention relates, inter alia, to recombinant Gram-positive Clostridia host cells for producing solvents, fuels and/or chemical intermediates, and preferably ethanol, from plant cell walls comprising: (a) at least one nucleic acid encoding a plant cell wall degrading enzyme, wherein the host cells produce and secrete the plant cell wall degrading enzyme, (b) at least one nucleic acid encoding an enzyme that converts pyruvate to acetaldehyde and at least one nucleic acid encoding an enzyme that converts acetaldehyde to ethanol wherein the host cell is capable of expressing said nucleic acid, and, (c) a mutation in at least one nucleic acid encoding for an enzyme in a metabolic pathway which produces a metabolite other than acetaldehyde from pyruvate or ethanol from acetaldehyde, such that the mutation results in a reduced production of the metabolite. | 09-29-2011 |
| 20100233770 | METHOD OF CONTINUOUSLY PRODUCING ETHANOL AND ELECTRICITY FROM A SUSTAINABLE RENEWABLE BIOMASS FEEDSTOCK - Disclosed is a method of continuously producing ethanol and electricity from a sustainable renewable biomass feedstock in a processing plant contiguous to the acreage providing the biomass. The process is a closed loop operation having a dedicated crop grown year round producing multiple crops per acre. The renewable biomass feedstock is a sugar containing feedstock such as sweet sorghum. The biomass is grown year round and produces multiple crops per acre. | 09-16-2010 |
| 20120094346 | METHODS FOR INCREASING THE PRODUCTION OF ETHANOL FROM MICROBIAL FERMENTATION - A stable continuous method for producing ethanol from the anaerobic bacterial fermentation of a gaseous substrate containing at least one reducing gas involves culturing in a fermentation bioreactor anaerobic, acetogenic bacteria in a liquid nutrient medium; supplying the gaseous substrate to the bioreactor; and manipulating the bacteria in the bioreactor by reducing the redox potential, or increasing the NAD(P)H TO NAD(P) ratio, in the fermentation broth after the bacteria achieves a steady state and stable cell concentration in the bioreactor. The free acetic acid concentration in the bioreactor is maintained at less than 5 g/L free acid. This method allows ethanol to be produced in the fermentation broth in the bioreactor at a productivity of greater than 10 g/L per day. Both ethanol and acetate are produced in a ratio of ethanol to acetate ranging from 1:1 to 20:1. | 04-19-2012 |
| 20120276607 | ZYMOMONAS WITH IMPROVED XYLOSE UTILIZATION IN STRESS CONDITIONS - Strains of xylose utilizing | 11-01-2012 |
| 20120329115 | CHROMOSOMAL DNA INTEGRATION METHOD - The present disclosure relates to methods of integrating recombinant polynucleotides into genomes of unicellular organisms. In particular, the present disclosure relates to the modified unicellular organisms that contain integrated recombinant polynucleotides in their genomes and methods for production of commodity chemicals by the use of such organisms. | 12-27-2012 |
| 20120282665 | Method and Apparatus for Bio-Fuel Seeding - A method and apparatus is provided for microbial seeding and amendment of traditional alternative fuels production systems and processes using immobilized microbe bioreactors. The system addition utilizes attachment of yeast or other microbial consortia to a substrate to enhance alternative fuels production in fermentation processes. The system allows for the maintenance of a constant concentrated microbial population, thus enhancing alternative fuels production by stabilizing microbial populations. Desired aerobic and anaerobic conditions are maintained using a microbubble aeration device coupled to the Immobilized Microbe Bioreactor (IMBR) seeding reactors. Generation of the microbial populations for seeding requires control of aerobic and anaerobic conditions to ensure growth of a microbial population acclimated to elevated alternative fuels concentrations. | 11-08-2012 |
| 20130011893 | PROCESS FOR PREPARING ETHYLBENZENE - The invention relates to a process for the production of ethylbenzene which comprises: a reaction step in which benzene is reacted with ethanol, or a mixture of ethanol and ethylene, at a pressure higher than atmospheric pressure, preferably in gaseous phase or in mixed gas-liquid phase, in the presence of a catalytic system containing a zeolite belonging to the BEA family, and a separation step of the product obtained. According to a preferred aspect, ethanol deriving from biomasses is used, in particular ethanol obtained from the fermentation of sugars deriving from biomasses. | 01-10-2013 |
| 20080254524 | Increased Ethanol Production from Xylose - Methods and compositions for the production of ethanol from lignocellulosic starting materials are provided herein. Embodiments of the invention provide methods of manipulating the carbon flux of a host cell transformed with plasmids of the invention. Plasmids of the invention may include nucleotides that encode pyruvate decarboxylase. In one embodiment, a strain of the thermotolerant yeast | 10-16-2008 |
| 20080241902 | PRODUCTION OF BIODIESEL, CELLULOSIC SUGARS, AND PEPTIDES FROM THE SIMULTANEOUS ESTERIFICATION AND ALCOHOLYSIS/HYDROLYSIS OF OIL-CONTAINING MATERIALS WITH CELLULOSIC AND PEPTIDIC CONTENT - The present invention relates to a method for producing fatty acid alkyl esters as well as cellulosic simplified sugars, shortened protein polymers, amino acids, or combination thereof resulting from the simultaneous esterification and hydrolysis, alcoholysis, or both of algae and other oil containing materials containing free fatty acids (FFA), glycerides, or combination thereof as well as polysaccharides, cellulose, hemicellulose, lignocellulose, protein polymers, or combination thereof in presences of an alcohol and an acid catalyst. | 10-02-2008 |
| 20080227166 | Fermentation Processes - The present invention provides an improved process for producing a fermentation product in a fermentation medium, including ethanol, which process include a fermentation step, comprising subjecting the fermentation medium to at least one surfactant and at least one carbohydrate-source generating enzyme. | 09-18-2008 |
| 20130137151 | PROCESSES FOR THE CONVERSION OF BIOMASS TO OXYGENATED ORGANIC COMPOUND, APPARATUS THEREFOR AND COMPOSITIONS PRODUCED THEREBY - Processes are disclosed for the conversion of biomass to oxygenated organic compound using a simplified syngas cleanup operation that is cost effective and protects the fermentation operation. The processes of this invention treat the crude syngas from the gasifier by non-catalytic partial oxidation. The partial oxidation reduces the hydrocarbon content of the syngas such as methane, ethylene and acetylene to provide advantageous gas feeds for anaerobic fermentations to produce oxygenated organic compounds such as ethanol, propanol and butanol. Additionally, the partial oxidation facilitates any additional cleanup of the syngas as may be required for the anaerobic fermentation. Producer gases and partial oxidation processes are also disclosed. | 05-30-2013 |
| 20130095543 | METHOD FOR OBTAINING ETHANOL DURING FERMENTATION - The invention relates to a method for obtaining ethanol from a carbohydrate-containing raw substrate wherein the ethanol that is produced is separated during fermentation using a carrier gas. The invention further relates to the adsorption of the ethanol from the gas phase to an adsorber, the desorption of the ethanol during a subsequent process step, and to the further concentration of the ethanol. | 04-18-2013 |
| 20130102043 | Efficient process for producing alcohol - A process for producing ethanol including a combination of biochemical and synthetic conversions results in high yield ethanol production with concurrent production of high value coproducts. An acetic acid intermediate is produced from carbohydrates, such as corn, using enzymatic milling and fermentation steps, followed by conversion of the acetic acid into ethanol using esterification and hydrogenation reactions. Coproducts can include corn oil, and high protein animal feed containing the biomass produced in the fermentation. | 04-25-2013 |
| 20130115669 | BIOPROCESSING LIGNO-CELLULOSE INTO ETHANOL WITH RECOMBINANT CLOSTRIDIUM - The present invention relates, inter alia, to recombinant Gram-positive | 05-09-2013 |
| 20130102044 | Genes Encoding Key Catalyzing Mechanisms for Ethanol Production from Syngas Fermentation - Gene sequences of key acetogenic clostridial species were sequenced and isolated. Genes of interest were identified, and functionality was established. Key genes of interest for metabolic catalyzing activity in clostridial species include a three-gene operon coding for CODH activity, a two-gene operon coding for PTA-ACK, and a novel acetyl coenzyme A reductase. The promoter regions of the two operons and the acetyl coA reductase are manipulated to increase ethanol production. | 04-25-2013 |
| 20130149759 | Application of Bacteriophages for the Control of Unwanted Bacteria in Biofuel Production Mediated by Bacterial Reactive Agents - A method of reducing process interruptions in biofuel production systems mediated by bacterial reactive agents by reducing the amount of unwanted bacteria without reduction of wanted or useful bacteria. The method comprises applying a phage panel(s) containing phage virulent for unwanted bacteria that does not contain phage phages virulent wanted bacteria. The method includes, optionally, the selective production of solutions of phage for unwanted bacteria from which phages for wanted bacteria are screened out. | 06-13-2013 |
| 20130149760 | New Yeast Strains for Improved Ethanol Production - Novel strains of yeast and methods for improved ethanol production utilizing the yeast strains are disclosed. In particular, the novel yeast strains | 06-13-2013 |
| 20130149761 | METHOD TO RECOVER SUGARS OF PRE-TREATED LIGNOCELLULOSIC BIOMASS LIQUIDS - This specification discloses a process for the removal of solids and non-sugar components from a pre-treated lignocellulosic biomass stream by the precipitation of the non-sugar components with preferably barium hydroxide or calcium hydroxide. The precipitation removes the non-sugar components and some salts, leaving the glucose and xylose and other sugars in the liquid stream for further processing. | 06-13-2013 |
