Class / Patent application number | Description | Number of patent applications / Date published |
554020000 | Organic solvent extraction | 26 |
20090209774 | Method For The Production Of Polyunsaturated Fatty Acids - The present invention relates to a process for producing polyunsaturated fatty acids in an organism by introducing nucleic acids into the organism which code for polypeptides having acyl-CoA:lysophospholipid a cyltransferase activity. Advantageously, these nucleic acid sequences may, if appropriate together with further nucleic acid sequences coding for biosynthesis polypeptides of the fatty acid or lipid metabolism, be expressed in the transgenic organism. The invention furthermore relates to the nucleic acid sequences, to nucleic acid constructs comprising the nucleic acid sequences of the invention, to vectors comprising the nucleic acid sequences and/or the nucleic acid constructs and to transgenic organisms comprising the abovementioned nucleic acid sequences, nucleic acid constructs and/or vectors. A further part of the invention relates to oils, lipids and/or fatty acids produced by the process of the invention and to their use. | 08-20-2009 |
20100029966 | PROCESS FOR PRODUCING SPHINGOMYELIN AND PLASMALOGEN-FORM GLYCEROPHOSPHOLIPID - Disclosed is a process for producing sphingomyelin and plasmalogen-form glycerophospholipid, which comprises the step (A) of extracting a total lipids from a chicken skin powder and drying the extract, the step (B) of subjecting the dried total lipids obtained in said step (A), to extraction treatment with a solvent mixture of an aliphatic hydrocarbon solvent and a water-soluble ketone solvent to separate an insoluble portion composed mainly of sphingomyelin and a soluble portion, the step (C) subjecting the insoluble portion composed mainly of sphingomyelin, obtained in said step (B), to extraction treatment with a solvent mixture of water and a water-soluble ketone solvent to remove a non-lipid component contained in the soluble portion, and the step (D) of drying the soluble portion obtained in said step (B), and subjecting the thus-obtained dried product to extraction treatment with a water-soluble ketone solvent to separate and recover an insoluble portion composed mainly of plasmalogen-form giycerophospholiuld. | 02-04-2010 |
20100160659 | EXTRACTION OF HIGHLY UNSATURATED LIPIDS WITH LIQUID DIMETHYL ETHER - A process for obtaining lipids containing highly unsaturated fatty acids from plant or animal material, including contacting the material with liquid dimethyl ether to give a dimethyl ether solution containing lipids and a residue of plant or animal material, separating the solution from the residue of plant or animal material, and recovering lipids from the solution. | 06-24-2010 |
20110054199 | Methods for extracting nutrients, drugs and toxins from a sample, and apparati for same - Provided is a novel method for extracting nutrients, toxins and drugs from a solid sample, comprising adding a solvent such as hexane and isopropanol to said sample, subjecting the sample and solvent to ultrasonic energy, subjecting the sample and solvent to heat, then removing the solvent liquid fraction from what remains of the sample. | 03-03-2011 |
20120116105 | METHOD FOR RECOVERY OF OIL FROM BIOMASS - A method and apparatus for recovery of lipids from microbial biomass, including providing wet microbial biomass to thermal pretreatment of at least 100° C. in a pressure vessel, subjecting the thermally pretreated microbial biomass to extraction using a liquid hydrocarbon as an extractant, and subsequently, recovering a product containing lipids. | 05-10-2012 |
20140114084 | PROCESS FO R EXTRACTING OIL FROM PLANTS AND ANIMAL MATTER - A process for extracting fats and oils from plant and animal matter using a normally gaseous solvent in its liquid state. Use is made of gravity flow and pressure differential from one vessel to another to transfer solvent from an upper vessel to a lower vessel. The vessels comprise an outer jacket to allow cooling and heating fluid to flow there-through to achieve better control of the pressure within each vessel. | 04-24-2014 |
20150105569 | ORGANIC BASED EXTRACTION SYSTEM - An organic based extraction system is described. Embodiments of the extraction system include a first vessel, a second vessel, a third vessel, a pump, and a plurality of sight lenses. Generally, each of the vessels and the pump can be set up to form a closed loop system adapted to recover and reuse a solvent. A fluid flow from the first vessel to the second vessel, from the second vessel to the third vessel, from the third vessel to the pump, and from the pump back to the first vessel can be implemented. Typically, an extract from organic matter can be recovered in the third vessel. In one embodiment, the plurality of sight lenses can be implemented to determine if more solvent is needed and to check the extract while an extraction process is running | 04-16-2015 |
20150322373 | METHOD AND APPARATUS OF EXTRACTING LIPIDS AND PREPARING FATTY ACID ESTERS FROM MICROALGAE - A method and an apparatus of extracting lipids from microalgae are provided. In the method, pressurized carbon dioxide (CO | 11-12-2015 |
20160024425 | DIRECT TRANSESTERIFICATION OF ALGAL BIOMASS FOR SYNTHESIS OF FATTY ACID ETHYL ESTERS (FAEE) - Methods of producing fatty acid ethyl esters (FAEE) using a direct transesterification process are described. The direct transesterification process uses low levels of chemical solvents, acid catalysts, and heating energy to produce the FAEE in a method with increased efficiency in a co-solvent system. The FAEE produced may be used in a variety of products including health, beauty, nutraceutical, and cosmetic products. | 01-28-2016 |
20160115425 | Oil Extraction Method And Composition For Use In The Method - A demulsifying composition is disclosed for aiding extraction of an emulsified oil from an oil and water emulsion. The composition includes one or more non-ionic surfactants having a HLB value of 6 or greater, wherein the non-ionic surfactant is selected from the group consisting of alkoxylated plant oils, alkoxylated plant fats, alkoxylated animal oils, alkoxylated animal fats, alkyl polyglucosides, alkoxylated glycerols, and mixtures thereof. The composition may include silicon containing particles. A method for recovering oil from a corn to ethanol process is also disclosed. The method includes the steps of adding the composition to a process stream of the corn to ethanol process, and extracting oil from the process stream. | 04-28-2016 |
554021000 | Halogen or oxygen in the solvent (e.g., trichloroethylene, alcohol, etc.) | 16 |
20090099379 | Extraction and Winterization of Lipids from Oilseed and Microbial Sources - A process for purifying a lipid composition having predominantly neutral lipid components having at least one long chain polyunsaturated fatty acid is disclosed. The process employs contacting the lipid composition with a polar solvent, such as acetone, wherein the solvent is selected such that contaminants are less soluble in the solvent than is the long chain polyunsaturated fatty acid. The process is typically conducted at cooler temperatures, including about 0° C. Upon precipitation of the contaminants from the lipid composition, a separation is conducted to remove the precipitated material from the lipid composition. The long chain polyunsaturated fatty acids can include ARA, DPA, EPA, and/or DHA. The process of the present invention effectively winterizes lipid compositions, thereby reducing the tendency of such compositions to become hazy. | 04-16-2009 |
20100022788 | Microwave Integrated Soxhlet - The present invention relates to a new method of extraction of solid compounds by microwaves and to the apparatus used in said method. | 01-28-2010 |
20100130761 | Deacidification Method - There is provided a process for reducing the free fatty acid content of natural oils by contacting the crude natural oil with a solvent to produce an oil product phase substantially depleted in free fatty acids and a free fatty acid rich solvent phase containing the extracted free fatty acids and some of the glycerides, and processing the free fatty acid rich solvent phase with a membrane to recover the glycerides from the solvent phase, comprising the steps of: (a) contacting the crude natural oil with an immiscible solvent; (b) separating the deacidifed natural oil phase from the solvent phase; (c) providing a selectively permeable membrane having a first surface and a second surface; (d) transferring a portion of the solvent and a portion of the free fatty acids and a lesser portion of the glycerides from the first surface to the second surface across the membrane by contacting the free fatty acid rich solvent phase with the first surface, wherein the pressure at the first surface is greater than the pressure at the second surface, and wherein the membrane is a selectively permeable membrane such that the membrane rejections of the free fatty acids (RFFA) and glycerides (RGLY) are greater than 0%, and the membrane rejection (RGLY) of the glycerides is at least 5% greater than the membrane rejection (RFFA) of the free fatty acids. | 05-27-2010 |
20100130762 | COMPOSITIONS AND METHODS FOR DISSOLVING OILS - Disclosed are compositions and methods for extracting oils comprising contacting material containing the oil with a composition comprising 1-chloro-3,3,3-trifluoropropene in an amount sufficient to dissolve at least a portion of the oil, and separating the solvent/oil solution from the material. | 05-27-2010 |
20110263883 | Extraction With Fractionation of Oil and Co-Products from Oleaginous Material - Systems and methods for extracting lipids of varying polarities from oleaginous material. | 10-27-2011 |
20120016145 | PROCESS FOR THE EXTRACTION OF LIPIDS FROM ALGAL BIOMASS - A process for the extraction of lipids from algal biomass comprising: producing an aqueous suspension of algal biomass; adding to said aqueous suspension of algal biomass at least one organic solvent immiscible or substantially immiscible with water obtaining an organic-aqueous mixture; subjecting said organic-aqueous mixture to evaporation of water and lipid extraction, operating at a temperature such to obtain the substantial complete removal of the water from said organic-aqueous mixture, obtaining: (i) an organic phase comprising lipids and said organic solvent; (ii) a semi-solid phase comprising a residue of said algal biomass. | 01-19-2012 |
20120046477 | EXTRACTION OF NEUTRAL LIPIDS BY A TWO SOLVENT METHOD - A method for separating neutral lipids from plant material, in particular, intact algal cells, using an amphipathic solvent set and a hydrophobic solvent set. Some embodiments include dewatering intact algal cells and then extracting neutral lipids from the algal cells. The methods provide for single and multistep extraction processes which allow for efficient separation of algal neutral lipids from a wet algal biomass while avoiding emulsification of extraction mixtures. The neutral lipids are removed after first removing a polar lipid fraction and a protein fraction. These neutral lipids can be used to generate renewable fuels as well as food products and supplements. | 02-23-2012 |
20120059180 | Extraction and Winterization of Lipids from Oilseed and Microbial Sources - A process for purifying a lipid composition having predominantly neutral lipid components having at least one long chain polyunsaturated fatty acid is disclosed. The process employs contacting the lipid composition with a polar solvent, such as acetone, wherein the solvent is selected such that contaminants are less soluble in the solvent than is the long chain polyunsaturated fatty acid. The process is typically conducted at cooler temperatures, including about 0° C. Upon precipitation of the contaminants from the lipid composition, a separation is conducted to remove the precipitated material from the lipid composition. The long chain polyunsaturated fatty acids can include ARA, DPA, EPA, and/or DHA. The process of the present invention effectively winterizes lipid compositions, thereby reducing the tendency of such compositions to become hazy. | 03-08-2012 |
20120065415 | PROCESS FOR SEPARATING SOLUTE MATERIAL FROM AN ALGAL CELL FEED SREAM - This invention provides a process for separating solute material from an algal cell feed stream. The algal cell feed stream, which contains the solute material, can be introduced into on portion of a mixer-settler vessel, and a solvent feed stream can be introduced into another portion of the vessel to mix with the algal cell feed stream, with a goal of separating at least a portion of the solute material from the algal feed stream. | 03-15-2012 |
20120238768 | METHOD FOR THE ENHANCED RECOVERY OF CATMINT OIL - A high yielding method is described for recovery of catmint oil from catmint plants of the genus | 09-20-2012 |
20120277450 | EXTRACTION OF POLAR LIPIDS BY A TWO SOLVENT METHOD - A method for separating polar lipids from plant material, in particular, intact algal cells, using an amphipathic solvent set and a hydrophobic solvent set. Some embodiments include dewatering intact algal cells and then extracting polar lipids from the algal cells. The methods provide for single and multistep extraction processes which allow for efficient separation of algal polar lipids from a wet algal biomass while avoiding emulsification of extraction mixtures. These polar lipids are high value products which can be used as surfactants, detergents, and food additives. Neutral lipids remaining in the algal biomass after extraction of polar lipids can be used to generate renewable fuels. | 11-01-2012 |
20140005422 | METHOD OF EXTRACTING NEUTRAL LIPIDS WITH TWO SOLVENTS | 01-02-2014 |
20140018559 | REFINED PLANT OILS OBTAINED FROM WASHED PLANT MATERIAL - The present invention generally relates to the field of refined oils. In particular, the present invention relates to refined plant oils substantially free of chlorinated contaminants, such as monochloropropanediol (MCPD), in particular 3-MCPD diesters, and to a process to produce such oils. To achieve this, plant material is washed to remove chlorine donors before a crude oil is produced that subsequently is further refined. | 01-16-2014 |
20140309444 | PRODUCTION OF BIOFUEL FROM TOBACCO PLANTS - A method of producing biofuel from tobacco biomass including solvent extraction of the tobacco biomass with methyl acetate or ethyl acetate, transesterification of the oil obtained from the biomass and separation of the biofuel from the transesterified product. Excellent yields of biofuel based on the weight of the biomass are obtained. | 10-16-2014 |
20150057459 | SOLAR DRIVEN SOLVENT EXTRACTOR AND PROCESS FOR EXTRACTION OF MICROALGAL LIPIDS USING THE SAME - The present invention relates to an energy efficient process for the extraction of non-polar lipids from photosynthetically grown micro-algal biomass using low boiling point solvents and utilizing solar energy for heating as well as chilling operations. The invention also relates to improve energy output to input ratio which is the main hurdle in the micro-algal lipid extraction process. The present invention also relates to the recovery of the solvents used for the above processes via solar energy. | 02-26-2015 |
20170233678 | SYSTEM AND METHOD FOR PROCESSING ALGAE-BASED PRODUCTS USING RECOVERED FLUE GAS HEAT | 08-17-2017 |