Class 554/207 - Water utilized (e.g., solvent-solvent extraction, etc.)

Subclass of Class 554 - Organic compounds -- part of the class 532-570 series
Definition: Processes wherein water is utilized.
No. of patents: 36
Last issue date: 06/23/2009

Number	Title	Issue Date
7550616	Method for the fractionation of oil and polar lipid-containing native raw materials The present invention relates to a process for the production of polar lipid-rich materials and preferably phospholipids. Preferably the polar lipid-rich materials are separated and recovered from de-oiled native raw materials by extraction with water and alcohol an...	06/23/2009
7423163	Process for producing concentrate of conjugated fatty acid An easy and inexpensive process by which a concentrate of a given unsaturated fatty acid can be obtained from a mixture which has conventionally been difficult to concentrate. The process, which is for producing a concentrate of a desired isomer (a) from a conjugate...	09/09/2008
7141712	Recovery of palm phytonutrients A process for the recovery of phytonutrients such as carotenes, phospholipids and ubiquinones from palm oil esters is disclosed. This process comprises the steps of vacuum distillation, treatment and purification of concentrate containing these phytonutrients. The a...	11/28/2006
7129365	Process for the preparation of acitretin The present invention relates to a cost effective and industrially useful process for the preparation of substantially pure acitretin. More specifically, the present invention relates to the preparation of acitretin of high purity and yield. ...	10/31/2006
7126019	Method for the production of fatty acids having a low trans-fatty acid content This invention relates to a method of hydrolyzing glycerol fatty acid ester-containing composition, such as a fat and/or an oil, to produce fatty acids having a low proportion of trans-isomer fatty acids. Specifically, the present invention relates to a process for ...	10/24/2006
6777213	Isolation of carboxylic acids from fermentation broth A process for recovering carboxylic acids from an aqueous mixture such as a fermentation broth using a solvent containing at least one olefin without the need for first removing the spent microorganism cells is provided. A co-solvent which increases the partition co...	08/17/2004
6720437	Fluorinated carboxylic acid recovery and reuse Fluorinated carboxylic acid, used as a surfactant in fluoropolymerization in aqueous media, can be recovered by scrubbing from the exhaust gas of the dryer during polymer drying and, after concentration and treatment with alumina, directly reused in fluoropolymeriza...	04/13/2004
6660505	Isolation of carboxylic acids from fermentation broth A process for recovering carboxylic acids from an aqueous mixture such as a fermentation broth using a solvent containing at least one olefin without the need for first removing the spent microorganism cells is provided. A co-solvent which increases the p...	12/09/2003
6649781	Recovery of minor components and refining of vegetable oils and fats The invention relates to a process for the recovery of minor components and refining of vegetable oils and fats from crude vegetable oils and fats. The said invention describes the following process: A process for the recovery of minor components and refining ...	11/18/2003
6262022	Pharmaceutical compositions containing cyclosporin as the active agent Pharmaceutical compositions comprising a cyclosporin in a novel galenic formulations for oral administration. The compositions typically comprise a cyclosporin, 1,2-propylene glycol, a mixed mono-, di- and tri-glyceride and a hydrophilic surfactant. Furth...	07/17/2001
6111120	Method of refining oils and fats This invention relates to a new method of refining oils and fats. The method provides for the reduction of free fatty acids and/or soaps in oils and fats by mixing calcium oxide with said oils or fats....	08/29/2000
5973173	Process for concentrating azelaic acid Pure azelaic acid is obtained by working up a reaction mixture containing C1-18 monocarboxylic acids, mainly pelargonic acid, and C4-16 dicarboxylic acids, mainly azelaic acid, obtained from the ozonolysis of oleic acid or a starting...	10/26/1999
5859270	Method for preparation of purified monoglycerides; and, products A method of preparing a purified monoester composition is provided. The method generally involves a step of adding triglycerides to the crude monoester composition, with a follow up step of extracting into an alcohol/water phase, of the monoester to be pu...	01/12/1999
5532141	Process for obtaining ganglioside lipids A method is taught whereby improved yields of lipid containing molecules, such as gangliosides, are obtained. Involved is the treatment of neural tissue from animals afflicted with GM1 gangliosidosis. Only members of the ovine family, e.g., sheep are so t...	07/02/1996
5512692	Process for removing glycerol from glycerides Described is a process for removing glycerol and/or diglycerol from glycerides and glyceride mixtures by extraction, which process is characterized in that the glyceride or glyceride mixture is dissolved in organic compounds which preferably contain carbo...	04/30/1996
5504231	Process for preparing reduced calorie triglycerides which contain short or medium and long chain fatty acids but which contain low levels of difatty ketones The present invention relates to a process for preparing reduced calorie triglycerides which contain short or medium chain and long chain fatty acids, but which nevertheless contain low levels of difatty ketones. The process of the present invention compr...	04/02/1996
5504230	Preparation of 9-(Z)-retinoic acid A process for preparing 9-(Z)-retinoic acid from mother liquors from the industrial preparation of C15 -triarylphosphonium salts of the general formula I ##STR1## where R1 to R3 are each aryl and X.crclbar....	04/02/1996
5399730	Method of obtaining an purified wool fat and use as an additive to lubricants This invention relates to a purified wool fat essentially free from low molecular weight volatile acids, water soluble aliphatic alcohols and water. This purified wool fat is produced by effecting the esterification of free alcohols and fatty acid contain...	03/21/1995
5264599	Process for reducing cholesterol in animal fats A process is provided for treating an edible animal fat to reduce the content of components having free hydroxyl groups. The process comprises forming a reaction mixture from the fat and a cyclic anhydride such as succinic or glutaric anhydride, heating t...	11/23/1993
5239096	Degumming process for plant oils A method of removing gums which cannot be removed by simple water degumming from plant oils having the following steps: (a) adding to a plant oil containing gum substances not hydratable with water and wax substances, substantially 0.01 to 0.08% of a food acid...	08/24/1993
5122308	Process for the oxidation of alcohols to acids The instant invention relates to a process for the oxidation of primary alcohols to the corresponding acids, which comprises contacting and thereby reacting an alcohol with a tertiary amine oxide compound at elevated temperatures in the presence of a homo...	06/16/1992
5104587	Countercurrent liquid/liquid extraction to fractionate complex mixtures containing medium and long chain fatty acid triglycerides Countercurrent liquid/liquid extraction processse for fractionating complex triglyceride mixtures to selectively remove "light" impurities (primarily MMM trglycerides) from MML/MLM triglycerides, or to selectively remove MML/MLM triglycerides from "heavy"...	04/14/1992
4870011	Method for obtaining lipids from fungus bodies The invention relates to a procedure of obtaining a lipid mixture rich in the content of γ-linolenic acid or glycerides thereof from cultured fungus bodies of a filamentous Mortierella fungus. The invention proposes, on one hand, to fractionally extract ...	09/26/1989
4776984	Process for the enrichment with Ɗ6 fatty acids of a mixture of fatty acids For the selective enrichment with fatty acids, of which the first double bond is in the 6 position, of a starting material containing fatty acids of which the first double bond is in the 6 or 9 position, the starting material is treated with a saturated s...	10/11/1988
4568496	Process for separating unsaponifiables from fatty acids A process for separating an unsaponifiable compound from a feed mixture including fatty acids. The process comprises: (a) forming an emulsion with the feed mixture, an organic solvent in which the feed mixture is soluble and an emulsifying liquid capable ...	02/04/1986
4495094	Process for separating fatty and rosin acids from unsaponifiables A process for separating a fatty and/or rosin acid from an unsaponifiable compound. A feedstream comprising the acids and unsaponifiable compound is contacted with an aqueous alcohol solvent which is selective for and absorbs the fatty and/or rosin acid. ...	01/22/1985
4377686	Method of purifying fatty acid ester products The alkali metal salts of fatty acids (soaps) remaining in fatty acid ester products after interesterification and other processing steps are decomposed by dissolving the fatty acid ester product in a suitable solvent, adding water, saturating the mixture...	03/22/1983
4358609	Process for the recovery of carboxylic acid from mixtures containing glycol esters derived from these acids A process for the recovery of carboxylic acids from mixtures containing glycol esters derived from these acids. The process comprises reacting these mixtures at boiling with water to form carboxylic acid and entraining the carboxylic acid formed by means ...	11/09/1982
4334061	Process for recovery of polyol fatty acid polyesters A process for recovering polyol fatty acid polyesters from the crude reaction product in which it is produced by contacting with an aqueous washing medium in the presence of an emulsion decreasing organic solvent so that the alkali metal fatty acid soaps ...	06/08/1982
4303590	Method for the preparation of a lower alkyl ester of fatty acids The invention provides a novel method for the preparation of a lower alkyl, e.g. methyl, ester of fatty acid by the alcoholysis reaction of fatty acid glyceride, i.e. naturally occurring oils or fats, with a lower alcohol, according to which high-quality ...	12/01/1981
4167519	Olein-stearin separation A process for separating olein and stearin fractions from an oil containing olein and stearin which process comprises providing a fluid comprising (a) the oil concerned, and (b) a liquid single phase mixture of two components; (i) at least one liquid polyhydroxy co...	09/11/1979
4161484	Fractionation of glyceride oils by cooling and under homogeneous agitation Fractionation of glyceride oils is effected by cooling under the influence of homogeneous agitation by stirring, particularly by means of a cylindrical stirrer concentric with a chamber containing the oil, with the development of crystalline agglomerates ...	07/17/1979
4157405	Cocoa butter substitutes and their preparation A cocoa butter substitute comprises sal fat obtained by extracting the fat from the seeds of Shorea robusta and then refining the resulting product. The cocoa butter substitute has a hydroxy value of not more than 16, a solid fat index of not less than 48...	06/05/1979
4104290	Process for separating oils and fats into liquid and solid fractions Separation of an edible oil into liquid and solid fractions. The edible oil is dissolved in about 0.5-4 parts by weight of a solvent being a C2 -C3 alkanol containing about 2 to 10% by weight of water and the solution is cooled to a ...	08/01/1978
3983147	Separation of wool fatty acid Wool fatty acid is effectively separated from wool alcohol or wool wax by treating a mixture of a multivalent metal soap of the fatty acid and the alcohol or wax with a heterogeneous system comprising a water phase and a water-immiscible solvent phase, an...	09/28/1976
3965085	Method for refining of soaps using solvent extraction A method for refining of soaps, in which method the unsaponifiable neutral substances included in the soap are separated by means of extraction from an aqueous solution containing low molecular weight ketones by water immiscible organic solvents, whereby ...	06/22/1976

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Class 554/207 - Water utilized (e.g., solvent-solvent extraction, etc.)