Matches 1 - 27 out of 27
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7351559 Process for producing ethanol  
A process for producing ethanol including a combination of biochemical and synthetic conversions results in high yield ethanol production with concurrent production of high value coproducts. An...
EP1205557B1 Process for the preparation of a fermentation medium from renewable raw material  
Abstract of EP1205557 Production (M1) of a fermentation medium from a renewable resource material comprising removing low molecular weight impurities by nanofiltration and/or electrodialysis, is...
7217349 Method of separating multivalent ions and lactate ions from a fermentation broth  
The invention pertains to a method of separating multivalent ions and lactate ions from a fermentation broth comprising a multivalent ion lactate salt by using an electrodialysis or electrolysis...
7144977 Lactic acid processing; methods; arrangements; and, products  
The techniques for processing lactic acid/lactate salt mixtures are provided. Preferred mixtures for processing are obtained from fermentation broths, preferably from fermentation processes...
6902917 Process for recovery of organic acids from fermentration broths  
The present invention relates to a process for the recovery of an organic acid from a fermentation broth which comprises drying the fermentation broth to obtain a dried product, adding the dried...
EP0916620B1 Desalting aqueous streams via filled cell electrodialysis  
Abstract of EP0916620 The invention is a process for desalting aqueous solutions, which are initially acidified to a pH of about 3 or less. Then, the acidified solution is fed into a desalting...
6803217 Process for the recovery of organic acids  
The present invention relates to a process for the recovery of an organic acid from a fermentation broth which comprises drying the fermentation broth to obtain a dried product, adding the dried...
6793825 Process for the separation of organic substances from an aqueous mixture  
The present invention relates to a process for separating from an aqueous mixture one or more organic substances containing at least one positively charged and/or chargeable nitrogenous group by...
EP1415702A1 Method of separating multivalent ions and lactate ions from a fermentation broth  
Abstract not available for EP1415702
6667385 Method of producing aminium lactate salt as a feedstock for dilactic acid or dimer production  
Polylactic acid is produced from dimers of lactic acid in an energy saving manner by contacting a lactic acid source via an extraction membrane with an amine carrier solvent to extract lactic acid...
6627061 Apparatus and process for electrodialysis of salts  
An apparatus and process produces salts by an electrodialysis operation. The basic electrodialysis apparatus is a cell having a number of compartments separated by membranes. A DC source is...
6541228 Electrodialysis methods for purification and recovery of gluconic acid derivatives  
A process for purifying and concentrating a gluconic acid derivative, such as 2-keto-L-gulonic acid, comprising introducing a non-viable and/or acidified fermentation medium or an in-vitro reactor...
6534679 Lactic acid processing; methods; arrangements; and, products  
The techniques for processing lactic acid/lactate salt mixtures are provided. Preferred mixtures for processing are obtained from fermentation broths, preferably from fermentation processes...
EP1233004A1 Desalting aqueous streams via filled cell electrodialysis  
The invention is a process for desalting aqueous solutions, which are initially acidified to a pH of about 3 or less. Then, the acidified solution is fed into a desalting compartment of an...
EP1205557A1 Process for the preparation of a fermentation medium from renewable raw material  
Production (M1) of a fermentation medium from a renewable resource material comprising removing low molecular weight impurities by nanofiltration and/or electrodialysis, is new. Production of a...
6384276 Process for the preparation of lactic acid by evaporative crystallisation  
The invention relates to a process for the preparation of high purity lactic acid from an aqueous solution containing said acid in the form of salt(s), characterised in that the aqueous solution is...
6320077 Lactic acid processing; methods; arrangements; and, product  
The techniques for processing lactic acid/lactate salt mixtures are provided. Preferred mixtures for processing are obtained from fermentation broths, preferably from fermentation processes...
6319382 Fermentative production and isolation of lactic acid  
A method for fermentation of lactic acid from a sugar-containing fermentation liquid in a fermentor by means of lactic acid-forming bacteria, in which whey protein is present or is added as a...
6280985 Process for the separation and purification of lactic acid from a fermentation medium  
The present invention relates to a process for the separation and purification of lactic acid from a fermentation medium wherein the lactic acid is totally or partially in the form of a salt or...
6229046 Lactic acid processing methods arrangements and products  
The techniques for processing lactic acid/lactate salt mixtures are provided. Preferred mixtures for processing are obtained from fermentation broths, preferably from fermentation processes...
6204362 Method of purifying whey of lactic acid fermentation by electrodialysis  
In a method of purifying whey separated from lactic acid fermentation liquid by electrodialysis wherein said whey contains angiotensin-converting enzyme inhibiting peptides, the improvement which...
6187570 Electrodialysis methods for purification and recovery of gluconic acid derivatives  
A process for purifying and concentrating a gluconic acid derivative, such as 2-keto-L-gulonic acid, comprising introducing a non-viable and/or acidified fermentation medium or an in-vitro reactor...
6004445 Electrochemical methods for recovery of ascorbic acid  
The present invention relates to electrochemical methods for the recovery of ascorbic acid from an ascorbate salt without the co-generation of a waste salt stream and while maintaining high...
5965028 Process for treating a liquid  
A process for treating a liquid comprising subjecting a liquid containing, in solution, citric acid as well as a less desirable component having a similar molecular weight to citric acid, to...
EP0916620A2 Desalting aqueous streams via filled cell electrodialysis  
The invention is a process for desalting aqueous solutions, which are initially acidified to a pH of about 3 or less. Then, the acidified solution is fed into a desalting compartment of an...
5859262 Process for the production of erythorbic acid  
The invention provides a process for the recovery of erythorbic acid from an aqueous feed solution containing values of erythorbic acid at a concentration of less than 0.7 mol/kg, comprising...
5814498 Process for the recovery of organic acids and ammonia from their salts  
A process recovers organic acid and ammonia from their salts preferably obtained from microbial fermentation of a saccharide in a nutrient. The fermented materials is passed through a...
Matches 1 - 27 out of 27