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Liquid Purification Or Separation > Processes > Liquid/liquid Solvent Or Colloidal Extraction Or Diffusing Or Passing Through Septum Selective As To Material Of A Component Of Liquid; Such Diffusing Or Passing Being Effected By Other Than Only An Ion Exchange Or Sorption Process Liquid/liquid Solvent Or Colloidal Extraction Or Diffusing Or Passing Through Septum Selective As To Material Of A Component Of Liquid; Such Diffusing Or Passing Being Effected By Other Than Only An Ion Exchange Or Sorption ProcessLiquid/liquid Solvent Or Colloidal Extraction Or Diffusing Or Passing Through Septum Selective As To Material Of A Component Of Liquid; Such Diffusing Or Passing Being Effected By Other Than Only An Ion Exchange Or Sorption Process patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.01/03/08 - 20080000833 - Microstructured separating device and microfluidic process for separating liquid components from a particle-containing liquid A microstructured separating device, especially for separating liquid components from a particle-containing liquid, comprising the following features: at least one transport channel for transport of the liquid in a given transport direction; at least one separating area at a branch point of the transport channel which is adjoined by a ... 11/08/07 - 20070256973 - Method and apparatus for separation of chemical materials from feces A method and apparatus for treatment of feces is present in which usable organic and inorganic chemical compounds and substances are extracted from the fecal material for reuse. The process and apparatus includes receiving a mixture of fecal material from various sources, separating the liquid from the solids for further ... 10/25/07 - 20070246423 - Systems and methods using multiple solvents for the removal of lipids from fluids This invention is directed to systems and methods for removing lipids from a fluid or from lipid-containing organisms from a fluid, such as plasma. These systems combine a fluid with at least one extraction solvent, which causes the lipids to separate from the fluid or from the lipid-containing organisms. The ... 09/20/07 - 20070215543 - Small volume liquid-liquid extraction device and method of use A device and method for performing small volume liquid-liquid extraction. A slug of a liquid specimen is aspirated into a tube, such as a pipette or pipette tip. The slug of the liquid specimen is caused to contact a filament array that resides within the tube. The slug of the ... 09/13/07 - 20070210000 - Method and apparatus for purification of an aqueous solution from droplets of extraction solution The invention relates to a method and apparatus with which the aqueous solution from liquid-liquid extraction in the hydrometallurgical recovery of metals is purified from droplets of organic extraction solution. The aqueous solution is treated in a settling tank, where it is made to flow through a flow channel area ... 08/23/07 - 20070193953 - Method for aerating membrane modules The invention relates to a method for aerating a number of membrane modules of a membrane filtering installation operating in a submerged area. Air or a gas is supplied from a common source to the membrane modules and rises in the form of bubbles in the liquid to be purified. ... 08/23/07 - 20070193952 - Method for extracting impurities using ionic liquids The invention relates to a process for the extractive removal of phenols, alcohols, amines, phoshines, hydroxylamines, hydrazines, oximes, imines, water, carboxylic acids, amino acids, hydroxamic acids, sulfinic acids, sulfonic acids, peroxycarboxylic acids, phosphonous acids, phosphinous acids, phosphonic acids, phosphinic acids or phosphoric acids from aprotic solvents by means of ionic ... 08/16/07 - 20070187325 - Method of preparing a cosmetic composition, and an apparatus and a refill for preparing such a composition A method of preparing a cosmetic composition includes inserting a refill having an enclosure containing a plurality of substances into an extractor apparatus and subjecting the plurality of substances to fluid injection conditions and/or to external action. The extractor apparatus is able to inject at least one fluid into the ... 07/12/07 - 20070158266 - Method and apparatus for producing particles via supercritical fluid processing An apparatus and method for producing particles using supercritical fluid with enhanced mixing. The process includes a vessel having an inner surface defining a chamber. A high-speed shear or turbulent mixer is incorporated inside the vessel in order to create a region of enhanced mixing (mixing zone). A supercritical fluid ... 06/28/07 - 20070144967 - Fluid separation A method of separating a first fluid from a second fluid may include prewetting with the first fluid at least one channel defined by a separation device, the at least one channel thereby containing a column of the first fluid along its length. A combined flow of the first fluid ... 06/07/07 - 20070125708 - Wastewater treatment using spent solvents A wastewater treatment method includes mixing spent solvents with an oily water stream comprising water, oil, and solids and separating a resulting mixture into a top layer of oil and solvent, a middle layer of clean water, and a bottom layer of solids. An exemplary embodiment of the method combines ... 06/07/07 - 20070125707 - Carbon nanotubes and method for purifying carbon nanotubes Carbon nanotubes are purified by adding the carbon nanotubes into a solution in which a template compound consisting of receptor regions each including a conjugated ring structure and a spacer region that fixes the receptor region is dissolved, extracting specific carbon nanotubes into the solution, and recovering the extracted carbon ... 05/03/07 - 20070095753 - Methods and compositions for removing residues and substances from substrates using environmentally friendly solvents Environmentally friendly solvents used to dissolve or remove residues and/or substances from substrates wherein the residue and/or substance is contacted with a Generally Recognized As Safe solvent to dissolve the residue and/or substance in the solvent followed by the extraction of the residue and/or substance from the solvent such as ... 05/03/07 - 20070095752 - System for creating motion in a liquid, in particular resulting in waves at the surface thereof System for creating a liquid motion in a pool comprising: a means for introducing intermittently a gas into the liquid a gas flow means adapted for increasing the pressure of the gas, said increase resulting in gas flow and a control means for controlling the flow of the gas at ... 04/26/07 - 20070090049 - Solvent extraction process A solvent extraction process is disclosed. The process includes using an organic solvent that contains a non-ionic extractant and a conductivity enhancer that increases the electrical conductivity of the solvent to reduce build-up of static electricity in the process and thereby reduce the electrostatic discharge hazard of the solvent to ... 03/01/07 - 20070045185 - Modular flow directing coupling system A modular flow directing coupling system may be used to direct a flow of water through water treatment devices in a water treatment system. The modular flow directing coupling system may include a plurality of manifold blocks configured to be coupled together and to the water treatment devices in various ... 03/01/07 - 20070045184 - Method for separation of chemical substances and/or particles, device and its use Electric fields are applied parallel to and/or vertical to the interfaces on adjacent microfluid lamellae made of nonmiscible media containing said biomolecules and bioparticles (24) to which they have different physico-chemical affinities in order to separate biomolecules and bioparticles (24) and the biomolecules and bioparticles (24) are electrophoretically separated. ... 02/22/07 - 20070039881 - Method and apparatus for solution/separation at predetermined temperature with solvent set undergoing temperature-dependent reversible change between solution phase and separation phase A method for solution/separation phase change at a constant temperature (with no temperature change) in a combination of a first solvent and a second solvent of a mixture of plural solvents that undergoes temperature-dependent reversible change between solution phase and separation phase. A method for solubilization or phase separation of ... 02/15/07 - 20070034568 - Particle synthesis apparatus and method An apparatus for dissolving or suspending a substance in a solvent comprising an outer chamber for containing a dense gas; an inlet for supplying dense gas as a solvent; a porous chamber within the outer chamber for containing a substance for dissolution or suspension with the solvent, the porous chamber ... 02/08/07 - 20070029254 - Method and equipment for liquid-liquid extraction The invention relates to a method for reversing the dispersion formed in the mixing section of liquid-liquid extraction and kept condensed in the separation section and the separated solutions from the rear end of the separation section to flow back towards the feed end of the separation section as two ... 01/18/07 - 20070012621 - Method for removing impurities from an impurity-containing fluid stream A method of removing at least one polar component from a fluid stream. The method comprises providing a fluid stream comprising at least one nonpolar component and at least one polar component. The fluid stream is contacted with a supercritical solvent to remove the at least one polar component. The ... 01/11/07 - 20070007204 - Extraction method using a static micromixer A process is described for the extraction of one or more substances from a fluid starting material with an appropriate extraction agent by use of a static micromixer for mixing the starting material with the extraction agent. The static micromixer is provided with disk-shaped components, the disk (1) being provided ... 12/21/06 - 20060283800 - Liquid-liquid extraction system and method A method of extracting ethanol from a feed solution using a liquid-liquid extraction system including an outer chamber and an inner chamber. The outer chamber is adapted to contain one of a feed solution and a liquid extractant and defines a containment region. The inner chamber is adapted to contain ... 12/21/06 - 20060283799 - Method and device for pressing A method and a device for pressing a liquid extract from a material to be pressed include a screw press which conveys the material to be pressed along a pressing route and applies pressure to it. In addition, at least one extracting agent is added to the material to be ... 12/21/06 - 20060283798 - Method and apparatus for purifying a pigment dispersion, pigment dispersion, ink set, droplet-ejecting apparatus, and inkjet-recording ink tank A method of purifying a pigment dispersion including: bringing an unpurified pigment dispersion containing a pigment and impurities into liquid-liquid interfacial contact with an extracting liquid in a microspace, and extracting and removing the impurities in the unpurified pigment dispersion into the extracting liquid to obtain a purified pigment dispersion. ... 12/21/06 - 20060283797 - Method and equipment for liquid-liquid extraction The invention relates to a method for reversing the dispersion formed in the mixing section of liquid-liquid extraction and kept condensed in the separation section and the separated solutions form the rear end of the separation section to flow back towards the feed end of the separation section. The invention ... 12/14/06 - 20060278579 - Method for separating semiconducting and metallic carbon nanotubes A method for separating semiconducting and metallic carbon nanotubes by selectively plating metallic carbon nanotubes via electroless plating to precipitate the plated metallic carbon nanotubes and filtering the precipitated metallic carbon nanotubes. According to an example method, metallic and semiconducting carbon nanotubes may be effectively separated from each other in ... 10/19/06 - 20060231490 - Device and method for non-dispersive contacting of liquid-liquid reactive system An apparatus for separating impurities from a liquid by a non-dispersive contacting of a liquid-liquid reactive systems, said liquids being immiscible with each other, which comprises a cylindrical column separated into a first stage and a second stage, a plurality of modules of packed metallic fibers mounted in the first ... 10/12/06 - 20060226075 - Metal-containing compound purification A process of purifying metal-containing compounds employing continuous extraction is provided. The metal-containing compounds are provided in high purity and are suitable for use in depositing metal films, particularly thin metal films used in electronic devices. ... 10/12/06 - 20060226074 - Fluid storage and purification method and system A method of storing and dispensing a fluid includes providing a vessel configured for selective dispensing of the fluid therefrom. The vessel contains an ionic liquid therein. The fluid is contacted with the ionic liquid for take-up of the fluid by the ionic liquid. There is substantially no chemical change ... 10/12/06 - 20060226073 - Fluid storage and purification method and system A method of storing and dispensing a fluid includes providing a vessel configured for selective dispensing of the fluid therefrom. A solvent mixture comprising an ionic liquid and a cosolvent is provided within the vessel. The fluid is contacted with the solvent mixture for take-up of the fluid by the ... 10/12/06 - 20060226072 - Fluid storage and purification method and system A method of storing and dispensing a fluid includes providing a vessel configured for selective dispensing of the fluid therefrom. The vessel contains an ionic liquid therein. The fluid is contacted with the ionic liquid for take-up of the fluid by the ionic liquid. There is substantially no chemical change ... 09/21/06 - 20060207934 - Method and system for solvent purification A system and a method for solvent purification is provided. The system includes a solvent storage tank and a filter coupled to the tank for filtering out moisture from the solvent. The method includes providing a tank to hold the solvent being purified, providing a filter coupled to the tank, ... 09/14/06 - 20060201879 - Process for permeation enhanced reactive extraction of levulinic acid A process for permeation enhanced reactive extraction of levulinic acid from a liquid aqueous phase comprising levulinic acid, wherein the levulinic acid from the aqueous phase is brought into contact with a liquid alcohol phase at esterification conditions in the presence of a catalyst at a temperature in the range ... 09/07/06 - 20060196830 - Pre-metered, unsupported multilayer microporous membrane An at least two layer, unsupported, continuous microporous membrane is disclosed. The at least two layer, unsupported, continuous microporous membrane may include at least two different membrane pore size layers or the pore sizes may have about the same pore size. Apparatus and processes for fabricating at least a two ... 08/10/06 - 20060175255 - Systems and methods for generation of low zeta potential mineral crystals and hydrated electrons to enhance the quality of liquid solutions Methods and systems for enhancing quality of liquids by treating a source liquid to enhance the concentration of low zeta potential crystals and hydrated electrons and produce a treated liquid having a higher concentration of low zeta potential crystals and hydrated electrons than that of the source liquid. The inventive ... 08/10/06 - 20060175254 - Systems and methods for treatment of liquid solutions for use with livestock operations Methods and systems for enhancing of quality of liquid by treating a source liquid to enhance the concentration of low zeta potential crystals and produce a treated liquid having a higher concentration of low zeta potential crystals that that of the source liquid. The inventive system comprises an aqueous liquid ... 08/10/06 - 20060175253 - Systems and methods for generation of low zeta potential mineral crystals to enhance quality of liquid solutions Methods and systems for enhancing of quality of liquid by treating a source liquid to enhance the concentration of low zeta potential crystals and produce a treated liquid having a higher concentration of low zeta potential crystals that that of the source liquid. The inventive system comprises an aqueous liquid ... 07/13/06 - 20060151391 - Method for purifying material to be treated and method for producing coagulated material The present invention is a method of purifying a treatment target substance comprising carrying out a removing treatment of a fluorine-containing surfactant by bringing the treatment target substance containing the fluorine-containing surfactant into contact with a substance [A], wherein the substance [A] is a gas under standard conditions (105 Pa, ... 06/22/06 - 20060131233 - Solvent extraction method and apparatus A weir assembly for use with a mixer-settler for liquid-liquid extraction includes in one embodiment an organic weir having an inlet opening below the free surface of the organic phase liquid and a vertically-adjustable front wall allowing adjustments in the position and/or height of the inlet opening. The organic weir ... 06/15/06 - 20060124545 - Process for producing 1,3-propanediol Disclosed herein are processes for the recovery of 1,3-propanediol from an aqueous feed stream. The present invention involves contacting an aqueous feed stream that comprises water, 1,3-propanediol, and at least one contaminant with at least one solvent extractant to form a mixture. The mixture is separated into a first phase ... 06/15/06 - 20060124544 - System for liquid extraction, and methods A process for removing water from solid material (10) using liquid-solid extraction and liquid-liquid extraction in an extraction system (100). Multiple solvents are used sequentially to replace the water with a first solvent, then replacing that solvent with a second solvent, etc., then eventually removing the last solvent from the ... 06/01/06 - 20060113246 - Method and equipment for purifying an extraction solution from aqueous entrainment and impurities The invention relates to a method and equipment with which an organic solution extraction solution is purified from entrainment of aqueous solution and impurities during hydrometallurgical liquid-liquid extraction. The method treats an organic extraction solution, which is loaded with a valuable metal or valuable substance from the aqueous solution. The ... 05/25/06 - 20060108285 - Nozzle for collecting extracted material A nozzle for collecting extracted material for efficiently collecting a solution sprayed, together with gas, from an exit-tube at the outlet of a backpressure control valve in a supercritical fluid chromatograph or a supercritical fluid extraction apparatus. A nozzle 10 is fitted to an end of and is used for ... 04/27/06 - 20060086664 - System for liquid extraction, and methods A process for removing water from solid material using liquid-solid extraction and liquid-liquid extraction. In most embodiments, multiple solvents are used to remove the water from the solids and obtain dry solids. Multiple solvents facilitate the removal of the water from the solids, by replacing the water with a solvent, ... 04/20/06 - 20060081535 - Materials treatment A material contaminated with a solvent is treated with a hydrofluorocarbon to remove the contaminant. A preferred hydrofluorocarbon is tetrafluoroethane. Apparatus for carrying out the process is also described. ... 04/13/06 - 20060076293 - Method and apparatus for producing composite particles using supercritical fluid as plasticizing and extracting agent The present invention provides methods for producing composite particles using supercritical fluid as a plasticizing and extracting agent, composite particles formed in accordance with the methods and an apparatus for carrying out the methods. In accordance with the methods of the invention, a polymer, a wax and/or a lipid that ... 03/16/06 - 20060054555 - Process for separating metallic from semiconducting single-walled carbon nanotubes A method for separating semiconducting single-walled carbon nanotubes from metallic single-walled carbon nanotubes is disclosed. The method utilizes separation agents that preferentially associate with semiconducting nanotubes due to the electrical nature of the nanotubes. The separation agents are those that have a planar orientation, π-electrons available for association with the ... 03/09/06 - 20060049104 - Method and equipment for guiding dispersion in liquid-liquid extraction The invention relates to a method for guiding a dispersion of two liquids formed in the mixing stage of liquid-liquid extraction along the longitudinal axis of the separation section in the feed end of an extraction separation section. In particular the method and equipment relate to the extraction process used ... 02/16/06 - 20060032816 - Monolithic structures comprising polymeric fibers for chemical separation by liquid chromatography Monolithic cartridges including a plurality of nominally aligned polymer fibers can be used as stationary phase materials for liquid chromatography separations. Bundles of fibers are packed together so as to form capillary channels between the fibers. Different polymer compositions permit the “chemical tuning” of the separation process. The fibers can ... 02/09/06 - 20060027498 - Methods for making xf·nh2o2 compounds A substantially dried XF.nH2O2 product is produced by method(s) wherein a feed solution comprised of (i) a XF composition wherein X is K, Na+ or NH4+ and n is an integer from 1 to 3, (ii) hydrogen peroxide (H2O2), (iii) a fluid carrier component and (iv) a potassium bifluoride (KHF2) ... 01/19/06 - 20060011542 - Removal of alcohols and water from a methylcyclopentadiene recycle stream in a process for the synthesis of methylcyclopentadienyl manganese tricarbonyl The field of the present invention is the synthesis of a manganese-containing organometallic compound—methylcyclopentadienyl manganese tricarbonyl. More specifically, a key raw material in the synthesis process is treated to reduce the amount of protic side products in the material, thereby improving the yield of the overall synthesis. ... 01/19/06 - 20060011541 - Process for producing bisphenol a In a process for producing bisphenol A, an adduct of bisphenol A with phenol is promptly recovered in highly purity and high efficiency from a reaction mother liquor in the case of singling out bisphenol A from a reaction product. An adduct layer of bisphenol A with phenol is formed ... 12/29/05 - 20050284812 - Process for preparing water soluble diterpenes and their applications Aqueous solutions of diterpenes such as Forskolin, its congeners, analogs and derivatives, up to approximately 6% concentration, are prepared using suitably substituted cyclodextrin as a solubilizing agents. In the absence of cyclodextrin, some diterpenes such as Forskolin are soluble in water only to concentrations of about 0.001%. Such aqueous solutions ... 12/22/05 - 20050279708 - Method for separating organic acid from a hydroperoxide stream The invention relates to a method for separating organic acid from an organic hydroperoxide stream by bringing the hydroperoxide stream into contact with an extraction fluid, in which process the extraction fluid and the hydroperoxide stream are separated from each other by a membrane. ... 12/22/05 - 20050279707 - Method of combining materials A method for combining materials (such as impregnating materials with functional materials) uses a combination of supercritical fluid technology and polymer melt processing technology. The functional material is soluble in a near supercritical or supercritical fluid, which dissolves in the matrix/bulk material during melt processing. Controlling the processing conditions facilitates ... 12/15/05 - 20050274671 - Method for preparing a compound of interaction of active substances with a porous support using supercritical fluid The invention concerns a method for preparing compounds for interaction of an active substance hardly soluble in an aqueous medium with a porous support. The invention is characterized in that it comprises the following steps: (a) mixing the active substance generated by supercritical fluid and the specific amount of porous ... 11/24/05 - 20050258096 - Process for extracting biomedical devices A process for treating biomedical devices, especially contact lenses, involves contacting polymeric devices containing extractables with a solvent that dissolves and removes the extractables from the devices. The devices are subjected to at least two treatments with solvent to remove extractables in the devices. One of the treatment steps involves ... 11/10/05 - 20050247624 - Method for the recycling of a lewis acid A process for the recovery of a Lewis acid from a reaction mixture (I) which has been obtained in the hydrocyanation of an olefinically unsaturated compound to a nitrile which has a miscibility gap with water under certain pressure and temperature conditions, in the presence of a catalyst system comprising ... 10/27/05 - 20050236328 - Chitosan-containing polysaccharide, method for preparing the same and use thereof The present invention herein provides a chitosan-containing polysaccharide and a method for the preparation thereof as well as a medicine and a food containing the polysaccharide. The chitosan-containing polysaccharide is prepared by a method comprising the steps of heat-treating a fungus in a concentrated aqueous caustic alkali solution; subjecting the ... 10/13/05 - 20050224410 - Method and equipment for compressing a dispersion in liquid-liquid extraction The invention relates to a method for controlling and compressing a dispersion formed in the mixing stage of liquid-liquid extraction. The compression of the dispersion is achieved by reducing the cross-section of the separation section in the direction of flow and by equipping the separation section with a dispersion-damming member. ... 10/06/05 - 20050218072 - Mixing and settling method and device in solvent extraction processes to recover high-purity products The device of the invention includes the following new elements in each mixer-settler: a) Agitators with blunt edged turbines, b) Decreasing degree of agitation throughout the series of mixing compartments, c) Baffle with a central window in the settler interface, located after the flow buffers, d) Baffle without a window, ... 09/29/05 - 20050211630 - Recycling of used perfluorosulfonic acid membranes A method for recovering and recycling catalyst coated fuel cell membranes includes dissolving the used membranes in water and solvent, heating the dissolved membranes under pressure and separating the components. Active membranes are produced from the recycled materials. ... 09/22/05 - 20050205492 - Injection molding method and apparatus An injection molding method that modifies a surface of thermoplastic resin using a supercritical fluid that contains a solute, and molds the thermoplastic resin, includes the steps of injecting the thermoplastic resin into a mold cavity in a mold, a space being formed between the mold cavity and the surface ... 09/15/05 - 20050199548 - Removal of alcohols and water from a methylcyclopentadiene recycle stream in a process for the synthesis of methylcyclopentadienyl manganese tricarbonyl During the process of synthesis of methylcyclopentadienyl manganese tricarbonyl (MMT), a key raw material methylcyclopentadiene (MCP) is used. The MCP component may be recycled for subsequent reaction processes. The recycle stream of MCP is washed with water and, optionally, passed over a molecular sieve bed to remove the contaminants protic ... 09/08/05 - 20050194314 - Steady streaming particle traps A microfluidic fluid flow system (100) is disclosed having a fluid chamber or channel (150) with inlet and outlet ports (104, 106), allowing the fluid channel to be filled with a fluid. One or more flow obstructions or perturbances, such as cylinders (152), are provided in the channel. An oscillatory ... 09/08/05 - 20050194313 - Method and apparatus for energy efficient high pressure extraction The present invention provides a method and apparatus for the recovery of desired substances from a feed material having a given solubility in carbon dioxide. The present invention also provides a means for increasing energy efficiency in the recovery of desired substances by adding a compressor into the recovery process, ... 09/08/05 - 20050194312 - Additive dispensing fluid filter A filter for filtering a liquid, such as coolant for an internal combustion engine, having a filter housing with at least one liquid inlet and at least one liquid outlet, a filter element which is arranged in a sealing manner between the inlet and outlet so that the filter element ... 09/01/05 - 20050189296 - Method for handling (meth) acrylic ester-containing solution The present invention provides a method for handling a (meth)acrylic ester-containing solution in which the (meth)acrylic ester-containing solution is treated by at least one process selected from washing, neutralization and extraction, the said method being capable of ensuring a stable continuous operation of the treating system for a long period ... 08/18/05 - 20050178727 - Method and device for treating fine particles The present invention provides a method for treating fine particles contained in a first fluid comprising: feeding the first fluid containing the fine particles and a second fluid to generate two laminar flows; migrating a diffusible substance contained in the first fluid into the second fluid at an interface between ... 08/18/05 - 20050178726 - Disruption of cells and tissues A method for disrupting cells and/or tissues employs a disrupter with a disruption element having an outer dimension that is slightly smaller than the inside dimension of a container in which a sample is place to be disrupted. Devices for disrupting cells and/or tissues are also presented. The device and ... 08/04/05 - 20050167362 - Process for recovering liquid chemical products in chemical production facility In the process for recovering liquid chemical products in a chemical production facility according to the present invention, the chemical products are withdrawn from the handling devices through bottom discharge pipes (14), (15), (16) and (17) thereof, directly collected by the gravity thereof into a common inclined collection pipe (13) ... 07/14/05 - 20050150830 - Systems and methods for determining a state of fluidization and/or a state of mixing Apparatus and methods are disclosed for treating a sample by selectively controlling sonic energy and/or selectively controlling the location of the sample relative to the sonic energy. ... 06/02/05 - 20050115897 - 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 the contaminants are less soluble in ... ### FreshPatents.com Support |