Entries |
Document | Title | Date |
20080220505 | RECOVERY AND PURIFICATION OF POLYHYDROXYALKANOATES - The present invention relates to a method to recover, purify and isolate polyhydroxyalkanoate (PHA) biopolymers from PHA-containing cell mass, which includes: (a) solubilizing the non-PHA cell mass in an acidic solution, leaving a suspension of partially crystallized PHA granules; (b) adjusting the pH of the suspension to 7-11 and separating the PHA solids from the dissolved non-PHA cellular mass; (c) re-suspending the PHA solids in a bleaching solution for decolorization; and (d) drying the resulting PHA solids. About 95% or greater of original PHA in cell mass is recovered, and the purity of PHA solids is about 97% or above. The weight average molecular mass of the purified biopolyesters is about 500 kDa or greater. | 09-11-2008 |
20080227182 | SYSTEMS AND METHODS FOR ENZYMATIC HYDROLYSIS OF LIGNOCELLULOSIC MATERIALS - Systems and methods for enzymatic hydrolysis of lignocellulosic materials are provided. A system for enzymatic hydrolysis of lignocellulosic materials generally includes a reactor vessel configured to contain a mixture of lignocellulosic stock and enzymes. The reactor vessel includes a first agitator for mixing in the reactor vessel. The system further includes a recycle loop coupled to the reactor vessel for recycling the mixture from and returning to the reactor vessel and a second agitator for mixing in the recycle loop. | 09-18-2008 |
20080261291 | Method of Obtaining Cyanogenic Glycoside and Related Glycosides, as Well as Genin and Sapogenins Derivatives of Plants of the Family Sapotaceae for the Preparation of Cosmetics and Dermatological Compositions - Procedure for the obtaining of genin and sapogenins extracts by enzymatic hydrolysis of kernels derived of the family Sapotaceae, genus | 10-23-2008 |
20080268526 | Methods for producing secreted polypeptides - The present invention relates to methods for producing a polypeptide, comprising: (a) cultivating a fungal host cell in a medium conducive for the production of the polypeptide, wherein the fungal host cell comprises a nucleic acid construct comprising a first nucleotide sequence encoding a signal peptide operably linked to a second nucleotide sequence encoding the polypeptide, wherein the first nucleotide sequence is foreign to the second nucleotide sequence and the 3′ end of the first nucleotide sequence is immediately upstream of the initiator codon of the second nucleotide sequence. The present invention also relates to the isolated signal peptide sequences and to constructs, vectors, and fungal host cells comprising the signal peptide sequences operably linked to nucleotide sequences encoding polypeptides. | 10-30-2008 |
20080280348 | Method for Converting Aloeresin a to Aloesin - The invention provides a process for hydrolytically converting aloeresin A to aloesin by the following reaction: The amount of aloesin available for extraction from sap of aloe plants is thereby increased and the extraction and purification of the aloesin is also made easier and less costly. As aloesin is more commercially valuable than aloeresin A, the process also increases the commercial value of the sap or aloe bitters from the aloe plant. The process optionally also includes the step of separating the aloesin from the p-coumaric acid. Typical hydrolysis steps that are used in the process are acid hydrolysis, base hydrolysis and enzymatic hydrolysis. In the case of acid hydrolysis, the acid is any suitable organic or inorganic acid, such as hydrochloric acid, sulfuric acid, nitric acid or phosphoric acid. In the case of enzymatic hydrolysis, the hydrolytic enzyme is typically an esterase, a lipase or a protease. | 11-13-2008 |
20090087899 | Method and structure for extracting molecular species - The present invention in one embodiment provides a method for extracting molecular material including providing a probe comprising a penetration portion having a nanoscale surface for penetrating a biological compartment, a receptor present on the penetrating portion of the probe, wherein the receptor has an affinity for a target molecular material from the biological compartment; inserting the probe into the biological compartment, the receptor present on the penetrating portion of the probe engages the target molecular material; and extracting the probe and the target molecular material engaged to the inserting portion of the probe from the biological compartment. | 04-02-2009 |
20090162923 | Methods and Compositions for Digestion of Organic Waste - The present invention relates to a process wherein organic material derived from plant and animal material is processed to recover nutritional elements. In particular, there is provided a process for releasing nutritional elements from plant and animal material comprising the steps of treating the material with one or more enzymes to digest said material under appropriate conditions and separating the resulting liquid hydrolysate from the undigested material. | 06-25-2009 |
20090209027 | INTRODUCTION OF MICROORGANISMS IN BIO-ASSISTED HEAP LEACHING OPERATIONS - The invention discloses a method of introducing microorganisms into a heap of material for bio-assisted heap leaching by preparing microorganisms substantially without exopolymers on their external cell walls; adding such microorganisms to the heap; and re-activating the production of exopolymers on the external cells walls of the microorganisms in the heap. The invention also extends to a method of enriching the environment of microorganisms' embedded in a heap for bio-assisted heap leaching. | 08-20-2009 |
20100015689 | Method For Composting And Treating Food Waste By Using Wood Chips And Apparatus Therefor - The present invention relates to a method of composting and treating food waste by using wood chips and an apparatus therefor. The method and apparatus for the composting and treatment of food waste in accordance with the present invention can recycle food waste as an organic compost by using wood chips in an eco-friendly manner and convert effluents generated from said food waste into an effluent satisfying water quality suitable for discharging by a combined biological and chemical process. Therefore, the present invention can be effectively used for recycling and treating food waste. | 01-21-2010 |
20100041125 | Method for Recovering Oil from Plant Seeds - The invention relates to a method for recovering of oil from plant seeds characterized in that a) an aqueous solution containing one or more cellulolytic and/or lipolytic and/or pectinolytic and/or proteolytic enzyme(s) and/or phytase is sprayed onto the seed, b) the thus obtained seed is directly supplied to a one-stage or multistage pressing in a way known per se, optionally coupled to an extraction, and c) the oil is recovered in a way known per se and optionally further processed, and the use of the method, particularly in the production of edible oil or biodiesel. | 02-18-2010 |
20100196997 | POLYMER EXTRACTION METHODS - A method of separating a polymer from a biomass containing the polymer, includes contacting the biomass with a solvent system, the solvent system including a solvent for the polymer and a precipitant for the polymer, to provide a residual biomass and a solution that includes the polymer, the solvent for the polymer and the precipitant for the polymer; and applying a centrifugal force to the solution and residual biomass to separate at least some of the solution from the residual biomass; where, the polymer is a polyhydroxyalkanoate; the precipitant comprises at least one alkane; the solvent for the polymer is selected from the group consisting of ketones, esters and alcohols and combinations thereof; and the biomass comprises a slurry of the biomass and water. | 08-05-2010 |
20100297740 | Use of Anaerobic Digestion to Destroy Biohazards and to Enhance Biogas Production - The invention relates to systems and methods for using the anaerobic digestion (AD) process, especially thermophilic anaerobic digestion (TAD), to destroy biohazard materials including prion-containing specified risk materials (SRM), viral, and/or bacterial pathogens, etc. The added advantage of the invention also includes using feedstocks that may contain such biohazard materials to achieve enhanced biogas production, in the form of improved biogas quality and quantity. | 11-25-2010 |
20100297741 | GRAPE EXTRACT, DIETARY SUPPLEMENT THEREOF, AND PROCESSES THEREFOR - The present invention relates to a novel grape extract, and processes for making such, that is useful for, inter alia, treating pre-hypertension, Metabolic Syndrome and/or the conditions that comprise Metabolic Syndrome. The processes of the present invention produce a highly concentrated polyphenol product by maximizing extraction of monomeric and oligomeric procyanidins and minimizing extraction of polymeric procyanidins. The grape extract of the present invention comprises between about 5-15% monomers, about 5-20% dimers, about 3-10% trimers, about 2-10% tetramers, and about 2-10% pentamers by weight. The grape extract of the present invention can be formulated into dietary supplements, including capsules, tablets, powders, solutions, gels, suspensions, creams, gels, and the like. These dietary supplements in, for instance, powder or solution form, may be added to nutraceuticals, foods and/or beverages to form functional nutraceutical, food, and/or beverage products. | 11-25-2010 |
20100311148 | APPARATUS, METHODS AND SYSTEMS FOR HANDLING AND PROCESSING WASTE MATERIAL - Apparatus, methods and systems for processing waste are provided. For example, a system for processing waste, wherein the waste comprises hard particulates embedded therein, can be provided. The system can comprise a waste disruptor, wherein the waste disruptor disrupts the waste and releases at least one of the embedded hard particulates from the disrupted waste; a segregator, wherein the segregator segregates at least one of the released hard particulates from the waste; and a dilution unit, wherein the dilution unit dilutes the waste. In some embodiments, the system can include a waste loader that provides waste continuously to the waste disruptor, which is configured to disrupt at least a portion of the continuously provided waste. | 12-09-2010 |
20110159576 | Wastewater Biosolids Processing Methods - A method to improve wastewater biosolids processing may include placing dried biosolids that have a moisture content lower than a moisture content needed for composting in a bioreactor. The method may also include processing the dried biosolids by controlling their temperature within the bioreactor while also reducing the moisture content of the dried biosolids. The method may further include removing the processed biosolids that have a moisture content lower than a moisture content needed for composting from the bioreactor. | 06-30-2011 |
20110256615 | MODIFICATION OF BIOMASS FOR EFFICIENT CONVERSION TO FUELS - A process is disclosed for preparing biomass particles for thermolytic or enzymatic conversion whereby the biomass particles baying a moisture content of at least 20% are subjected to flash heating. The flash heating may be preceded by one or more adsorption/desorption cycles with water or steam. A swelling aid may be added during the adsorption part of an adsorption/desorption cycle. | 10-20-2011 |
20110306117 | METHODS FOR ENZYMATIC DECOLORIZATION OF CHLOROPHYLL - The invention provides the invention provides compositions and methods for the enzymatic treatment (“bleaching” or “de-colorizing”) of chlorophyll-comprising compositions, e.g., algae preparations, chlorophyll-containing or chlorophyll-contaminated feeds, foods or oils, for example, vegetable oils, including oils processed from oilseeds, such as canola (rapeseed) oil or soybean oil, or oil fruits, such as palm oil. In one aspect, the invention provides methods using a chlorophyllase enzyme for the enzymatic hydrolysis of chlorophyll in an algae, an animal (e.g., a fish) or plant preparation, a food or an oil. In one aspect, the chlorophyllase is immobilized onto a silica. The invention also provides compositions of manufacture and detergents. | 12-15-2011 |
20120021500 | BIOGAS PRODUCING SYSTEM - The present invention relates to a method for producing biogas by anaerobic digestion of organic matter. The method comprises: feeding organic matter suitable for biogas production to a first tank reactor | 01-26-2012 |
20120034681 | DIGESTER FOR HIGH SOLIDS WASTE - A digester with separate stages for hydrolysis and methanogenesis is disclosed. The digester includes a leachate bay reactor, which may be configured as modular, multi-bay units. Waste material is added to the leachate bay reactor. A leachate storage tank is fluidically connected to the leachate bay reactor, which facilitates hydrolysis. Leachate from the leachate storage tank is recirculated through the leachate bay reactor. A high rate methanogenic reactor is fluidically connected to the leachate storage tank to cycle the leachate in a fixed film environment for biogas production from solubilized organic matter. The reactor may be operated in an anaerobic digestion mode, or a dual aerobic-anaerobic digestion mode. The reactor may also include a struvite system having a crystallizer unit and a separation unit to reduce ammonium and phosphate accumulation during operation. | 02-09-2012 |
20120034682 | Process for Separating High Purity Germ and Bran from Corn - A semi-wet process for refining corn to make a feedstock for ethanol production. Corn is tempered at a moisture content from about 20-25% by weight for a very short time followed by grinding. The ground corn is not dried and cooled before further processing. It is graded and then ground and sifted to make an endosperm fraction and a high purity fraction of germ and bran. The fraction of germ and bran can be separated in a one or two stage dry separation process or in a wet separation process. In the wet separation process, the fraction of germ and bran is enzymatically steeped, dewatered and then separated in hydrocyclones to produce a germ fraction and a bran fraction. | 02-09-2012 |
20120122196 | Methods and Products for Biomass Digestion - Provided herein are methods and products for biomass digestion, which includes the production of biogas, U.S. Environmental Protection Agency classified Class A Biosolids, and pathogen reduced organic liquid fertilizer. Through the digestion of waste materials using sequential phases in an efficient digestion process, enhanced biomass conversion efficiency and improved output of products (in quantity and/or quality) are obtained with a significant reduction in dwell time in each phase. | 05-17-2012 |
20120184022 | Convenient System and Method of Composting - The present invention describes a system and method for convenient composting. The system is comprised of a door within a building that opens to the outdoors. Additionally, the system comprises a chute proximal to the door, or affixed to a portion of the door wherein the chute can transport compostable materials to a compost bin. The method disclosed in the present invention comprises the steps of composting including using a door to transport material from indoors to outdoors, placing the material on a chute, wherein the material is transported from an indoor location to a compost bin. | 07-19-2012 |
20120190102 | SYSTEMS AND METHODS FOR PROCESSING MIXED SOLID WASTE - Solid waste that includes a mixture of wet organic material and dry organic material can be are separated using mechanical separation to produce a wet organic stream enriched in wet organics and a dry organic stream enriched in dry organics. The separated wet organic stream and dry organic stream are separately converted to renewable or recyclable products using different conversion techniques particularly suited for the separated wet and dry organic streams. | 07-26-2012 |
20120252107 | Bio-Reactor System and Method for Composting Food Waste - A bio-reactor made according to this invention uses low temperature aerobic composting to decompose bio-compostable material. The reactor includes mixing paddles with wiper blades which aerate and agitate a set of plastic resin biochips which house microorganisms and cause the chips to come into contact with bio-compostable material. A water pipe located toward the upper portion of the bio-reactor delivers fresh or recycled water (or some mix of the two) and the bio-reactor cycles between a water cycle and a non-water cycle. Agitation also cycles on and off. Perforated bottom screens limit the size of the composted material exiting the bio-reactor. The wiper blades, which may be brushes, continually wipe the bottom screens and work to prevent blockage and build-up of debris within the bio-reactor. | 10-04-2012 |
20120258522 | METHOD FOR TREATING WASTE - A method of treating waste comprises first separating the waste material into at least one first fraction, preferably with waste parts above a predetermined size of waste parts, and into a second organic-rich fraction, preferably with waste parts below the specified size of waste parts. Next the second fraction is separated into at least an organic-rich fine fraction and an organic-rich coarse fraction. The organic-rich coarse fraction is dry fermentation following which the digestate is treated together with the previously separated organic-rich fine fraction to obtain deposit and/or fuel. | 10-11-2012 |
20120264198 | In-Situ Reclaimable Anaerobic Composter - An in-situ dry anaerobic composter containing 40% to 75% by weight solids and located in a section of ground including a pit having side walls and a bottom, an essentially impervious liner located in the pit such that the liner abuts the pit side walls and bottom to form a lined pit, a compostable material located in the lined pit and a gas management system for extracting a gaseous anaerobic decomposition product from the compostable material as well as methods for operating the anaerobic composter. | 10-18-2012 |
20130011911 | Systems and Methods for Digestion of Solid Waste - This invention relates generally to systems and methods for digestion of solid waste that simplify solids handling. In certain embodiments, anaerobic methane extraction takes place for a period of time (e.g., from 1 to 4 weeks), after which an aerobic composting process begins in the same chamber. The organic waste remains in place and oxygen (e.g., in air) is forced into the chamber for an additional period of time (e.g., from 2 to 4 weeks). At the conclusion of the aerobic phase, the process yields a rough compost product that is stable and pathogen free. The rough compost can be further processed and blended to create high value engineered soils. | 01-10-2013 |
20130089918 | Food Waste Digestion System - A waste digestion system including a primary digester and one or more first subsequent digesters for processing non-liquid organic waste material without the addition of external heat using thermophilic aerobic bacteria to produce a stable product, said digesters being configured to contain contents including the waste material, each of said digesters further including mixing means configured to mix the contents of that digester with feed air drawn through the contents during processing in such a way as to maintain essentially aerobic conditions within the digester; such that the waste material is first processed in the primary digester before a proportion of the contents of the primary digester are transferred to at least one first subsequent digester where further processing occurs; if the first subsequent digester completes the processing then it is a final subsequent digester. | 04-11-2013 |
20130157346 | COMPUTER CONTROLLED IN-VESSEL COMPOSTING PROCESS AND APPARATUS - An in-vessel composting apparatus and process for continuous processing of food waste into an end product comprising a bulk organic compost material. The apparatus comprising a shredder/particle sizer feeding a horizontal drum having at least three chambers with connecting ports of sequentially increasing diameter, and through to a bulk collection container. The apparatus is further equipped with motorized drum rotation and provision for compressing and draining excess fluid from the incoming feed stock and then reintroducing it in the third chamber as needed to maintain suitable moisture level. | 06-20-2013 |
20130183745 | TREATMENT OF ORGANIC WASTE - There is provided an apparatus for assisting hygienization of organic waste. The apparatus comprises at least one reception means for receiving organic solid matter and organic waste, mixing means for mixing the organic waste and the organic solid matter together into an organic mixture, selecting means for selecting whether to expose the organic mixture in the mixing means to either: aeration in order to create a homogenized and internally oxygenous organic mixture, thereby accelerating the hygienization of the organic mixture, or a heat treatment, wherein the heat treatment performs the hygienization of the organic mixture, or to neither the aeration nor the heat treatment. The mixing means may then expose the organic mixture to the aeration, or to the heat treatment, or to neither of the aeration nor the heat treatment on the basis of the selection. The apparatus may further comprise delivery means for passing the organic mixture to either aerobic biodegradation or an end user. | 07-18-2013 |
20130252316 | Containment Systems, Methods, and Devices - At least one exemplary system comprises a tubular mesh enclosure formed from a mesh material having a nominal opening size of less than 0.5 inches, said tubular mesh enclosure having an opposing pair of ends, at least one of said opposing pair of ends sealed; and a filling surrounded by said tubular mesh enclosure; said system defining a length and a generally non-circular longitudinal cross-section defining a major width, a ratio of said length to said major width greater than approximately 40. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. This abstract is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. 37 CFR 1.72(b). | 09-26-2013 |
20130260444 | BIOCHEMICAL PROCESS FOR SELENIUM RECOVERY FROM BIOREMEDIATION EFFLUENT OR SLUDGE - Wastewater containing selenium in a soluble form is treated in a bioreactor. Microorganisms in the reactor reduce the selenium to elemental selenium, which is insoluble. The elemental selenium is discharged from the reactor in waste sludge. The waste sludge is thickened and then treated with a cell lysis reagent to break down or dissolve micro-organism cells in the sludge. After lysis, the sludge is treated to physically separate out the remaining solids, which includes elemental selenium, for reuse. | 10-03-2013 |
20140073037 | METHOD FOR EXTRACTING SQUALENE FROM MICROALGAE - The invention relates to a method for extracting, without using an organic solvent, squalene produced by fermenting microalgae belonging to the Thraustochytriales sp. family, characterised in that it includes the following steps: 1) preparing a biomass of microalgae belonging to the Thraustochytriales family so as to reduce the concentration of interstitial soluble matter, and to thereby achieve a purity of 30 to 99% expressed as the dry weight of biomass over the total dry weight of the fermentation medium; 2) treating the resulting biomass using a protease enzyme selected from the group of neutral or basic proteases, so as to break the cell wall of said microalgae while preventing the formation of the emulsion produced by said enzyme treatment; 3) centrifuging the resulting reaction mixture in order to separate the oil from the aqueous phase; and 4) recovering the thus-produced crude oil rich in squalene. | 03-13-2014 |
20140147911 | PREFABRICATED MULTI-MODAL BIOENERGY SYSTEMS AND METHODS - A prefabricated, multi-modal, bio-mimicry system that can be quickly deployed. | 05-29-2014 |
20140273178 | METHODS AND SYSTEMS FOR STABILIZING ORGANIC MATERIAL - The present application relates to systems and methods for processing organic material. The methods may include extraction of biochemical nutrients from organic material, such as food scraps. The method can include comminuting the organic material to form a slurry from components comprising liquid and organic material; combining the slurry with microorganisms, such as a yeast, under aerobic conditions to form a mixture of the slurry and yeast; aerating the mixture; and forming a biomass and a nutrient-rich broth, in which the biochemical nutrients are stabilized and anabolized. The systems may, in some embodiments, be configured to perform the methods of processing organic materials. | 09-18-2014 |
20150104858 | NUCLEIC ACID SAMPLE PREPARATION - The present invention includes methods, devices and systems for isolating a nucleic acid from a fluid comprising cells. In various aspects, the methods, devices and systems may allow for a rapid procedure that requires a minimal amount of material and/or results in high purity nucleic acid isolated from complex fluids such as blood or environmental samples. | 04-16-2015 |
20150307827 | Apparatus for Receiving and Conditioning Organic Waste by Anaerobic Bioconversion - An apparatus for receiving and processing organic waste by anaerobic bioconversion comprising a closed tank ( | 10-29-2015 |
20160376582 | MICRO RNA ISOLATION FROM BIOLOGICAL FLUID - The present disclosure provides methods and kits for isolating miRNAs from biological fluids. | 12-29-2016 |
20190144850 | MICRO RNA ISOLATION FROM BIOLOGICAL FLUID | 05-16-2019 |