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Class 127/54 - Dialysis


Subclass of Class 127 - Sugar, starch, and carbohydrates
Definition: The separation of impurities from the sugar solution is
No. of patents: 25
Last issue date: 11/05/2002


NumberTitleIssue Date
6475390Process for the purification of nutrients from food process streams
A separation process is described for separation of a nutrient from divalent ions of an aqueous solution. The aqueous solution is contacted with an ion exchange resin that includes monovalent ions until the concentration of divalent ions in the aqueous so...
11/05/2002
6440222Sugar beet membrane filtration process
A process for producing sugar from beets includes the step of filtering a sucrose-containing feed juice, which has been obtained from macerated sugar beets, through a first ultrafiltration membrane that has a first molecular weight cutoff. This ultrafiltr...
08/27/2002
6406548Sugar cane membrane filtration process
A process for producing sugar from cane includes the step of filtering a sucrose-containing feed juice, which has been obtained from macerated sugar cane, through a first ultrafiltration membrane that has a first molecular weight cutoff. This ultrafiltrat...
06/18/2002
6406546Process for purification of low grade sugar syrups using nanofiltration
A nanofiltration process for obtaining sucrose uses a feed syrup, such as molasses, that comprises sucrose and no less than about 2% by weight invert sugars (on a dry solids basis). The nanofiltration produces a permeate and retentate. The nanofiltration ...
06/18/2002
6406547Sugar beet membrane filtration process
A process for producing sugar from beets includes the step of filtering a sucrose-containing feed juice, which has been obtained by diffusion from sliced sugar beets, through a first ultrafiltration membrane that has a first molecular weight cutoff. This ...
06/18/2002
6387186Process for production of purified beet juice for sugar manufacture
The present invention relates to a process for producing sugar from beets, comprising the steps of: (a) macerating beets or pieces thereof; (b) mechanically separating juice from the macerated beets; and (c) membrane filtering the separated juice, produci...
05/14/2002
6383540Method of processing whey for demineralization purposes
A method of treating whey for demineralization purposes, the method comprising a stage of separating out salts by transfer through electrodialysis or nanofiltration membranes, wherein, upstream from this separation stage, the method comprises in successio...
05/07/2002
5800624Membrane process for separating carbohydrates
Plasticized liquid membranes and processes for separating monosaccharides from disaccharides and from other monosaccharides employing the membranes are provided. Fructose is separated from glucose via the membrane process to provide fructose in concentrat...
09/01/1998
5244553Method for recovering acid from an acid-sugar hydrolyzate
The invention discloses a method for separating acid from an acid-sugar hydrolyzate in an electrodialysis apparatus comprising the steps of continuously passing the hydrolyzate through a diluate compartment of the electrodialysis apparatus, continuously p...
09/14/1993
5071530Method of manufacturing lactulose
For the manufacture of lactulose, an alkaline aqueous solution of lactose and borax is prepared and heated at a temperature above 80° C. The lactulose is separated from the resulting conversion products. Apart from the borax, no alkalizing material is ad...
12/10/1991
4995911Process for recovering unreacted sucrose from reaction mixture in synthesis of sucrose fatty acid esters
A process for recovering unreacted sucrose from a reaction mixture of sucrose and a fatty acid alkyl ester in an organic solvent as reaction medium in the presence of a catalyst in the production of a sucrose fatty acid ester which comprises adjusting the...
02/26/1991
4904235Dialysis bag holding device
A device for holding dialysis bags includes a hollow funnel-like member for holding dialysis bags of various sizes. A hanger arrangement extends from the funnel-like member, whereby said member carrying a dialysis bag may be suspended within a vessel or t...
02/27/1990
4787940Method for purifying sugar phosphates or their salts
A novel method for purifying a sugar phosphate or its salt, in which a sugar-containing mixture of a sugar phosphate or its salt and phosphoric acid or its salt is subjected to electrodialysis to remove the phosphoric acid or its salt from the mixture. Ac...
11/29/1988
4778531Epimerization of sugars, in particular of D-arabinose to D-ribose
Pentoses and hexoses are epimerized by heating sugar dissolved in a solvent in the presence of a molybdenum(VI) compound, by an improved process in which, for the preparation of a sugar having cis OH groups in the 2- or 3-position, of the formula Ia or Ib...
10/18/1988
4770784Scrubbing process for high feed concentrations
A scrubbing process for high feed concentrations of different materials in liquid streams. The process calls for providing a porous membrane in a cell, the membrane having pores of sufficient dimension to allow passage of the different materials therethro...
09/13/1988
4717425Immobilized inorganic diffusion barriers and the use thereof in the separation of small molecular species from a solution
The modification of a diffusion barrier by the deposition of one or more inorganic species within the pores and on to the surfaces of said diffusion barrier to form an immobilized crystalline lattice barrier or molecular grid having substantially uniform ...
01/05/1988
4547226Preparation of high fructose syrups from citrus residues
The sugar content of citrus press liquor is enhanced by separating citrus solids, extracting fructose, glucose, and sucrose from the solids, and recombining the aqueous extract to increase the sugar content thereof. By inversion of the sucrose present in ...
10/15/1985
4492601Process for clarifying and desalinating sugar cane syrup or molasses
Inorganic oxy-acid and organic acid impurities are removed from raw cane sugar or molasses solutions by the steps of (1) admixing with the raw cane sugar syrup or molasses solution a water-soluble chloride of an alkaline earth metal ion which reacts with ...
01/08/1985
4421852Production of high fructose syrup from inulin involving ultrafiltration
High fructose syrups are obtained from Jerusalem artichoke tubers and other naturally-occurring inulin-containing materials by extraction of the inulin and any related fructans from the tubers with water, elimination of some low molecular weight nitrogeno...
12/20/1983
4331483Ion exchange purification of sugar beet juice
Process for purifying beet juice by contacting the juice to be purified with at least two ion exchangers formed of a porous mineral support covered with a film of cross-linked polymer containing or bearing quaternary ammonium salt groups for at least one ...
05/25/1982
4115147Process for producing nutritive sugar from cane juice
A process of producing a nutritive sugar as being non-centrifugal sugar from cane juice by treating said cane juice by ultrafiltration means, then concentrating by evaporation the permeate obtained thereby and furthermore the concentrate obtained at the s...
09/19/1978
4101338Process for recovering useful products from carbohydrate-containing materials
Process for fractionating carbohydrate-containing materials, such as molasses, by contact with an ion exclusion resin wherein a first portion of the material and a second, less dense portion of the material are sequentially fed to the resin. This scheme o...
07/18/1978
4083732Sugar 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
4069103Process for recovering dextrose and dextrins from protein-containing starch products
Dextrose and dextrins are obtained from protein-containing starch products by subjecting the starch product to an incomplete or complete acid or enzymatic hydrolysis or a combination of both types of hydrolysis and then circulating the hydrolysate contain...
01/17/1978
4063960Treatment of sugar cane
Method of treating cut sugar cane, which comprises depositing the cane on a conveyor, spraying steam on the cane to melt and remove wax and field dirt on the surface of the cane, and removing the melted wax and condensed steam below said conveyor. Sugar c...
12/20/1977
 
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