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Class Information
Number: 554/206
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Fatty compounds having an acid moiety which contains the carbonyl of a carboxylic acid, salt, ester, or amide group bonded directly to one end of an acyclic chain of at least seven (7) uninterrupted carbons, wherein any additional carbonyl in the acid moiety is (1) part of an aldehyde or ketone group, (2) bonded directly to a noncarbon atom which is between the additional carbonyl and the chain, or (3) attached indirectly to the chain via ionic bonding > Purification, recovery, deodorizing, decolorizing or color stabilizing > Organic solvent utilized
Description: Processes wherein an organic compound is utilized as solvent.

Sub-classes under this class:

Class Number Class Name Patents
554/210 Halogen containing or hydrocarbon solvent 23
554/207 Water utilized (e.g., solvent-solvent extraction, etc.) 41
554/208 With crystallization or precipitation (e.g., separation according to degree of saturation, etc.) 37

Patents under this class:
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Patent Number Title Of Patent Date Issued
8692004 Process for purification of vegetable oils upon withdrawal of solids by centrifugation in the miscella stage Apr. 8, 2014
8617396 Non-dispersive process for insoluble oil recovery from aqueous slurries Dec. 31, 2013
8598376 Deacidification method Dec. 3, 2013
8569531 Isolation of chlorophylls from intact algal cells Oct. 29, 2013
8563759 Process for extracting lipids from microalgae Oct. 22, 2013
8399226 High eicosapentaenoic acid oils from improved optimized strains of Yarrowia lipolytica Mar. 19, 2013
8383847 Process for the enrichment of methyl ricinoleate from castor oil methyl esters by liquid-liquid extraction Feb. 26, 2013
8246699 Palm diesel with low pour point for cold climate countries Aug. 21, 2012
8242296 Products from step-wise extraction of algal biomasses Aug. 14, 2012
8173826 Enrichment of monounsaturated acids/esters in vegetable oil--or animal fat-based feedstock using metal salts dissolved in ionic liquids May. 8, 2012
8115022 Methods of producing biofuels, chlorophylls and carotenoids Feb. 14, 2012
7507847 Quality of crude oils and fats and recovery of minor components Mar. 24, 2009
7439377 Process for producing concentrate of unsaturated fatty acid Oct. 21, 2008
7214379 Method for the purification of marigold oleoresin May. 8, 2007
7179930 Process for isolating, purifying and formulating a stable, commercial grade Lutein paste from oleoresin Feb. 20, 2007
7141712 Recovery of palm phytonutrients Nov. 28, 2006
7129365 Process for the preparation of acitretin Oct. 31, 2006
7126019 Method for the production of fatty acids having a low trans-fatty acid content Oct. 24, 2006
7112689 Method for the production of a lutein-fatty acid ester concentrate Sep. 26, 2006
7045643 Method for obtaining novel lutein-based formulations May. 16, 2006
6998050 Method of treating fats and oils Feb. 14, 2006
6897328 Process for deacidifying natural fats and oils May. 24, 2005
6846942 Method for preparing pure EPA and pure DHA Jan. 25, 2005
6833149 Method and apparatus for processing vegetable oil miscella, method for conditioning a polymeric microfiltration membrane, membrane, and lecithin product Dec. 21, 2004
6777213 Isolation of carboxylic acids from fermentation broth Aug. 17, 2004
6759543 Process for extracting unsaponifiable components of vegetable oils by means of 1-chlorobutane Jul. 6, 2004
6686487 Triacylglycerol oligomer products and methods of making same Feb. 3, 2004
6660505 Isolation of carboxylic acids from fermentation broth Dec. 9, 2003
6649781 Recovery of minor components and refining of vegetable oils and fats Nov. 18, 2003
6552208 Fractionation process Apr. 22, 2003
6486335 Process for the preparation of refined hard sugarcane wax having improved qualities from press mud Nov. 26, 2002
6448423 Refining of glyceride oils by treatment with silicate solutions and filtration Sep. 10, 2002
6399802 Method for soapstock acidulation Jun. 4, 2002
6369251 Method for purification of polyprenyl compounds Apr. 9, 2002
6265595 Method of solvent fractionation of fat Jul. 24, 2001
6207209 Method for removing phospholipids from vegetable oil miscella, method for conditioning a polymeric microfiltration membrane, and membrane Mar. 27, 2001
6204401 Purifying polyunsaturated fatty acid glycerides Mar. 20, 2001
6153773 Method for preparation of purified glycerides, and, products Nov. 28, 2000
6060511 Trans-sodium crocetinate, methods of making and methods of use thereof May. 9, 2000
6042697 Separation of 9,11-Diene C18 fatty acid from 10,12-Diene C18 fatty acid by azeotropic distillation Mar. 28, 2000
5973173 Process for concentrating azelaic acid Oct. 26, 1999
5959128 Method for preparation of purified glycerides and products Sep. 28, 1999
5859270 Method for preparation of purified monoglycerides; and, products Jan. 12, 1999
5849940 Triglyceride fractionation Dec. 15, 1998
5844111 Method for purifying an inert gas while preparing lower alkyl esters Dec. 1, 1998
5750180 Process for obtaining lipid fractions from egg products in powder form May. 12, 1998
5624883 Methylated herbicidal adjuvant Apr. 29, 1997
5616359 Process for the production of egg-based products in a powder form with a reduced fat and cholesterol content Apr. 1, 1997
5616352 Process for the production of fat- and cholesterol-reduced powered products based on eggs which are characterized by a high phospholipid content Apr. 1, 1997
5512692 Process for removing glycerol from glycerides Apr. 30, 1996

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