Class 127/50 - Alkaline reagent followed by precipitant

Subclass of Class 127 - Sugar, starch, and carbohydrates
Definition: The impurities are precipitated by the addition of a reagent
No. of patents: 29
Last issue date: 03/04/2008

Number	Title	Issue Date
7338562	Sugar cane juice clarification process A process to clarify raw sugar cane juice, which comprises adding a source of lime, adding an anionic inorganic colloid or polyacyrlamide, and carbonating. ...	03/04/2008
7182818	System to produce sugar from plant materials A process system that uses a reduced amount of lime or other base to clarify or purify juice or other process liquid (1) obtained from plant material (2) such as sugar cane, sugar beets, or sweet sorghum. Specifically, apparatus and methods to reduce v...	02/27/2007
7150793	Method of reducing materials contained in juice A process system that uses a reduced amount of lime or other base to clarify or purify juice obtained from plant material such as sugar cane, sugar beets, or sweet sorghum. Specifically, apparatus and methods to reduce volatile materials in juice providing a product...	12/19/2006
6656287	System to produce sugar from plant materials A process system that uses a reduced amount of lime or other base to clarify or purify juice obtained from plant material such as sugar cane, sugar beets, or sweet sorghum. Specifically, apparatus and methods to reduce volatile materials in juice providin...	12/02/2003
6444128	Organic waste removal from process streams The precipitation and removal of suspended organic containing particles, such as starch, and other suspended solids from a given solution can be accomplished by the addition of multivalent metal ions and their complexes in order to form metal ion/organic ...	09/03/2002
6176935	System and method for refining sugar A sugar refining process uses carbon dioxide obtained from a module containing a plurality of gas-permeable polymeric membranes. Flue gas from a boiler is scrubbed, and then passed through the gas-separation module. The output of the module contains an en...	01/23/2001
6068869	Method of producing a stabilized sugar cane juice product A method of providing a stabilized sugar cane juice product for use in soft drinks, that includes providing cleaned sugar cane sticks and extracting cane juice from the sticks. Thereafter, the extracted cane juice is acidified immediately upon extraction ...	05/30/2000
6051075	Process for sugar beet juice clarification Diffusion juice of a sugar plant is heated under stable sucrose conditions, notably alkaline pH, and held above 70° C. for sufficient duration to effect significant agglomeration. The agglomerated particulates are removed by phase separation procedures, ...	04/18/2000
5932016	Process for decolorization of solutions The invention relates to a process for decolorization of solutions of sugars, sugar alcohols and betaine. In accordance with the process, a polyaluminium chloride is added to a solution of sugar, sugar alcohol or betaine having a dry substance content of ...	08/03/1999
5902408	Process for refining raw sugar The present invention is related to a process for refining raw sugar comprising the steps of: (a) dissolving either washed raw sugar or raw sugar directly to produce a melter liquor; (b) clarifying the melter liquor; (c) crystallising the melter liquor to...	05/11/1999
5759283	Method for processing sugar beets to produce a purified beet juice product An efficient method for manufacturing a purified juice product from sugar beets. Untreated beet juice is initially prelimed using lime and CaCO3 to produce a prelimed juice product. Instead of subjecting the prelimed product to main liming and ...	06/02/1998
5635150	Sorption of acidic gases by solid residue from sugar refining Solid residues formed as byproducts during the refining of sugars (e.g., beet sugar or cane sugar) are employed to sorb acidic gases such as oxides of sulfur or nitrogen. Calcines of the solid residues can also be used. Sorption of acidic gases from gaseo...	06/03/1997
5480490	Method for purifying beet juice using recycled materials A beet juice treatment method in which reaction products are recycled. Beet juice is first prelimed with lime and CaCO3 to produce first and second juice fractions. The second fraction contains flocculated materials, and is combined with CO	01/02/1996
5454875	Softening and purification of molasses or syrup A method is disclosed for softening and purifying molasses or syrup to obtain a clarified syrup that can then easily be handled by conventional ion-exclusion or other techniques for recovery of sugar. The process comprises steps that can be performed at a...	10/03/1995
5262328	Composition for the clarification of sugar-bearing juices and related products A non-toxic composition, and method, for the clarification of raw sugar-containing juices, especially sugar cane juice, and related products, for analysis. A composition constituted of A) aluminum chloride hydroxide, B) lime and C) activated bentonite, be...	11/16/1993
5110363	Composition, and method for the clarification of sugar-bearing juices, and related products A non-toxic composition, and method, for the clarification of raw sugar-containing juices, especially sugar cane juice, and related products, for analysis. A composition constituted of A) aluminum chloride hydroxide, B) lime and C) activated bentonite, be...	05/05/1992
4957564	Process for preparing lactulose from lactose by epimerization with sodium aluminate A process for preparing lactulose from lactose in which an aqueous lactose mixture is reacted with a sodium aluminate solution and the solution obtained is continuously neutralized by feeding this solution and a sulphuric acid solution to a reactor simult...	09/18/1990
4795494	Beet juice purification system A process for the removal of non-sugar impurities from beet diffusion juice having essentially no beet tissue particles therein and comprising water, sugar, and dissolved and colloidal non-sugar impurities. The diffusion juice is subjected to a progressiv...	01/03/1989
4772334	Process for producing highly pure rhamnose from gum arabic Disclosed herein is a process for producing highly pure rhamnose from gum arabic, which the process comprises after partially hydrolyzing gum arabic in an aqueous solution of a mineral acid, neutralyzing and condensing the liquid hydrolyzate, thereby obta...	09/20/1988
4534800	Process and apparatus for the production of sugar thick juice for the manufacture of sugar In a process for the production of sugar thick juice from lime-containing raw juice and wherein carbon dioxide and soda are added to the lime-containing raw juice in at least one carbonation step, and wherein the thin juice is preheated and evaporated to ...	08/13/1985
4424078	Method for improving the carbonation procedure in a sugar plant Lime-treated juice in a sugar plant is carbonated in a first stage and a second stage with a carbon dioxide-containing gas to remove lime and impurities therefrom. Exhaust gas from the second stage is recycled to the first stage. Heat can be recovered fro...	01/03/1984
4421568	Process for making L-sugars and D-fructose A method for producing L-sugars including L-idose and L-gulose as well as D-fructose from D-glucose. The method comprises epimerizing D-glucose to a mixture of D-glucose and D-mannose, hydrogenating the mixture in a fixed catalyst bed to provide D-sorbito...	12/20/1983
4362571	Method for refining sugar solutions Disclosed is a method for refining sugar solutions with magnesia wherein magnesia used for refining of a sugar solution is calcined together with pearlite and/or diatomaceous earth at least in an amount of the same weight as that of the magnesia and the r...	12/07/1982
4111714	Process for obtaining amino acids from the raw juices of sugar manufacture To recover amino acids from raw sugar juice, as obtained in beet extraction, the juice is treated with acid or with lime to coagulate impurities which are separated off. The juice may be treated before or after coagulation with a pectin-cleaving enzyme. T...	09/05/1978
4083732	Sugar juice treatment Method of treating fresh sugar juice at about room temperature which includes removing non-sugar impurities, concentrating the resulting cold, water white juice by reverse osmosis to form a syrup which is evaporated to form direct white sugar and edible m...	04/11/1978
4081288	Sugar clarifying composition An improved process in the production of sugar is provided by adding to a sugar solution prior to crystallization calcium acid phosphate, followed by the addition of soda ash. Optionally, in a third step sodium hydrosulfite is added. The resulting sugar i...	03/28/1978
4076552	Process for decolorizing sugar solutions with peroxide A process for treating a raw sugar-containing juice which includes liming, adding hydrogen peroxide, carbonating, filtering the juice to remove the thusly produced calcium carbonate and contacting the filtered juice with SO2. The treatment resu...	02/28/1978
4045242	Process for the purification of sugarbeet juice and the reduction of lime salts therein A method for decalcifying raw sugar juice by the addition of active MgO to the final carbonation gassing vessel, carbonating to an alkalinity of about 0.01% CaO equivalent, and then re-alkalizing in a secondary reaction vessel with additional active MgO t...	08/30/1977
3994743	Clarification and treatment of sugar juice Method and apparatus for treating fresh, unheated sugar cane juice which involves adding a sufficient amount of an aqueous alkaline slurry containing powdered active carbon to the juice to raise the pH of the juice to 6.8-8.5. The resulting mud is separat...	11/30/1976

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Class 127/50 - Alkaline reagent followed by precipitant