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| Number | Title | Issue Date |
| 7335347 | Methods for purifying radiolabelled compounds One aspect of the present invention relates to a method of purifying radiolabelled compounds comprising a) loading onto a fluorous polymer a radiolabelled compound precursor comprising a fluoroalkyl tin moiety; b) reacting the radiolabelled compound precursor with a... | 02/26/2008 |
| 6437159 | Fluorinated alkanoic acid purification process A process that can be used for isolating a fluorinated alkanoic acid from an aqueous solution also containing inorganic fluorides is provided. This process comprises (A) acidifying an aqueous solution comprising an ammonium or metal salt of a fluorinated ... | 08/20/2002 |
| 6376689 | Removal of gum and chlorophyll-type compounds from vegetable oils A single-step acid degumming/decolorizing process removes chlorophyll-type compounds from vegetable oils from seeds, especially frost damaged seeds which have large amounts of chlorophyll-type compounds. A mixture of aqueous sulfuric and phosphoric acids ... | 04/23/2002 |
| 5981453 | Process for the preparation of tenside mixtures Process for the preparation of a tenside mixture, wherein a starting mixture containing an alkali metal salt of an alkyl sulfonic acid is treated with a concentrated sulfuric acid solution in an amount in excess of the amount needed for converting the sal... | 11/09/1999 |
| 5723673 | Process for preparing amides of N-alkyl polyhydroxyalkyls N-alkyl polyhydroxy alkyl amines such as N-methyl glucamine having a Gardner Color of less than 1 are reacted with sources of fatty acyl groups such as methyl esters, anhydrides, and/or fatty acids that have greater than 98% transmittance at 460 nm in org... | 03/03/1998 |
| 5571934 | Process for preparing solutions of polyhydroxy-fatty acid amides having good color quality, and their use Process for preparing solutions of polyhydroxy-fatty acid amides having good color quality In the process described, at least one sulfur compound from the group of dithionous acid is added in an active amount to the crude solutions, which are in general m... | 11/05/1996 |
| 5278325 | Vegetable oil extraction process A vegetable oil process and assembly is disclosed for extracting oil from an oil bearing material such as soybean, corn and the like. The process comprises adding at least one reagent to the oil bearing material to form a slurry mixture. The slurry is hea... | 01/11/1994 |
| 5210242 | Process for soap splitting using a high temperature treatment The invention relates to a process for splitting soapstock, comprising the steps of mixing the soapstock with a soap splitting acid, and of separating the acid water phase formed from the oil phase, characterized in that the mixture of the soapstock and t... | 05/11/1993 |
| 5114624 | Process for the production and recovery of ene reaction products In a process for the preparation of higher alkyl acrylic acid esters which comprises reacting one or more C10+ olefins with one or more alkyl acrylic acid esters in the presence of a halogen containing catalyst, the invention is the improvemen... | 05/19/1992 |
| 4781864 | Process for the removal of chlorophyll, color bodies and phospholipids from glyceride oils using acid-treated silica adsorbents Phospholipids and/or chlorophyll and other color bodies are removed from glyderide oil by contacting the oil with an acid-treated amorphous silica adsorbent comprising a high surface area amorphous silica on which is supported an acid having a pKa | 11/01/1988 |
| 4609497 | Process for separating surfactants used in the manufacture of concentrated fluoropolymer dispersions A process for separting the ammonium salt of a selected fluoroalkanoic acid from a selected hydrocarbyl oxyethoxylated polyether which comprises: A. extracting the ammonium salt (in the form of its corresponding acid) and the ethoxylated compound from an acidi... | 09/02/1986 |
| 4601856 | Method of purifying oleic acid A method of producing a highly purified oleic acid is disclosed, which comprises the steps of: (a) separating and removing the resulting precipitated crystal after the cooling of a solution of oleic acid containing fatty acid mixture and urea in an organi... | 07/22/1986 |
| 4323514 | Coffee oil A process for improving coffee oil characterised in that the coffee oil is contacted, under conditions of agitation, with a solution of a strong mineral acid in a monohydric aliphatic alcohol containing from 1 to 3 carbon atoms and separating the oil laye... | 04/06/1982 |
| 4280962 | Methods for refining oils and fats A method of refining animal and vegetable oils and fats comprising mixing said oils and fats with an alkaline solution, admixing the resulting mixture with an acid solution, separating insoluble matter from the admixture, and, if required, treating the ad... | 07/28/1981 |
| 4259253 | Process for the preparation of stereospecific trans, trans-farnesylacetic acid A novel process for the preparation of pure trans, trans-farnesylacetic acid of the formula ##STR1## by recrystallization of a mixture of alkali metal salts of trans, trans- and cis, trans-farnesylacetic acid from an organic solvent, and conversion ... | 03/31/1981 |
| 4151160 | Process for the separation of unsaponifiable constituents from tall oil fatty acids The unsaponifiable constituents and fatty acids contained in tall oil are separated by a process in which the fatty acids are converted into low melting soaps which are soluble in the unsaponifiable constituents and such constituents then distilled from a... | 04/24/1979 |
| 4119619 | Emulsification method for the processing of kriel to produce protein, lipids and chitin The method for the processing of kriel to produce protein, lipids and chitin comprises emulsification of lipids by intensively stirring kriel in an aqueous medium. The resultant emulsion of lipids is separated from the kriel mass and from the kriel mass p... | 10/10/1978 |
| 4100181 | Process for obtaining free fatty acids from soap stock Substantial benefits and economies are realized in a process for obtaining free fatty acids from soap stock by first acidulating the soap stock to liberate fatty acids from the soap present, separating the resulting first acid oil and aqueous saline phase... | 07/11/1978 |
| 4097507 | Process for separating straight and branched chain soaps and their acids The present invention relates to a process for separating straight and branched chain soaps and their acids comprising adding to a solution of said soaps a water-soluble lithium compound in at least an amount stoichiometrically sufficient to convert the s... | 06/27/1978 |
