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Class 554/189 - The treating agent is inorganic


Subclass of Class 554 - Organic compounds -- part of the class 532-570 series
Definition: Processes wherein an inorganic sulfur containing treating
No. of patents: 18
Last issue date: 12/28/2004


NumberTitleIssue Date
6835324Method for isolating oleic acid and producing lineloic dimer/trimer acids via selective reactivity
A method whereby polyunsaturated components of fatty acids are conjugated and selectively polymerized in the presence of monounsaturated components, mainly oleic acid. Separation techniques are employed to isolate oleic acid and the linoleic acid-based dimer/trimer ...
12/28/2004
6610870Linseed oil and method for preparation thereof
Processed linseed oil essentially consisting of linolenic, linolic and oleic acids, mainly in the form of triglycerides, its content of free tocoferol being less than about 100 ppm; and a process for the manufacture of linseed oil comprising the following...
08/26/2003
6111120Method 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
5138075Extractive separation method
The present invention provides an extractive separation method in which a solute contained in a medium can be efficiently extracted and separated with a lower consumption of energy under the remarkably gentle operating conditions. This method consists in ...
08/11/1992
5110509Process for the recovery of monoglycerides and diglycerides from a mixture containing monoglycerides, diglycerides, and triglycerides
Described is a process for the recovery of monoglycerides and diglycerides from a mixture containing monoglycerides, diglycerides and triglycerides by extraction with a supercritical extractant which comprises specific cosolvents. After the separation of ...
05/05/1992
4973431Process for the recovery of methyl-branched, saturated C14 -C24 - f
A process for the isolation and purification of essentially fatty acid mixtures, which in addition to the methyl branched fatty acids contain saturated and unsaturated, respectively straight chain as well as methyl branched, unsaturated fatty acids, in wh...
11/27/1990
4957662Method for purifying fatty acids
Fatty acids having excellent color and color stability can be obtained by a combination procedure of a contacting step of a crude fatty acid with a reducing metal, and a distillation step....
09/18/1990
4915876Process for the deodorization and stabilization of polyunsaturated oils
Disclosed are novel deodorization processes to realize highly polyunsaturated oils of enhanced stability. The novel deodorization has particular suitability for processing fish oils and soybean oil. The process involves use of mild solutions of acids and/...
04/10/1990
4781864Process 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
4623489Method of refining edible oil for preventing auto-oxidation of the oil
A method of refining edible oil which protects the oil from auto-oxidation and hydrolysis. The method of refining is of the type which includes a degumming stage where acid-water are blended with the oil to capture phosphatides in the oil and then separat...
11/18/1986
4325883Process for bleaching naturally-occurring oils and fats
A process for bleaching an oil or fat is disclosed wherein a polar bleaching agent is employed in the presence of a phase transfer catalyst....
04/20/1982
4235795Method for extracting fatty acids from shortening
This invention relates to an improved method for removing fatty acids from shortening ingredients such as is used in the preparation of foods by the deep-frying method. More particularly, this invention relates to a new and improved filtration powder used...
11/25/1980
4097507Process 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
4061568Method for recovering and stabilizing fat and fatty substances as well as proteins and proteinous substances from process water
The invention according to the present patent application relates to a method for recovering substances from fat processing industry such as fat refining plants, margarine industry and other food industries, whereby a water purifying effect is achieved as...
12/06/1977
4049687Process for the separation of triglycerides in an aqueous system
A process for the separation, using an aqueous system, of liquid and solid triglycerides is improved by using an oil-soluble surface active agent, particularly an unsaturated C12-28 monoglyceride, and a water-soluble surface-active agent, parti...
09/20/1977
3983147Separation 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
3953485Continuous process for the separation of mixtures of fatty substances of different melting points
The invention relates to an improvement of the known continuous process for the separation of mixtures of fatty substances of different melting points, in which the starting mixture by treating with an aqueous wetting agent solution is converted to a disp...
04/27/1976
3950371Method of separating mixtures of fatty substances
A method for separating fatty substance mixtures into components of different melting points by the "Rewetting or Hydrophilization Process," with the heat removal necessary for cooling and crystallizing higher melting fatty substance fractions being obtai...
04/13/1976
 
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