Matches 151 - 200 out of 327 < 1 2 3 4 5 6 7 >
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5137818 Immobilized biocatalysts  
Immobilized water-insoluble biocatalysts in particulate form comprise living cells, particularly yeast, dispersed in a cross-linked gelling agent. An enzyme, particularly amyloglucosidase, may be...
5135861 Method for producing ethanol from biomass  
Biomass slurry is hydrolzyed in a fuel fired hydrolysis heater. When the biomass is fruit waste, the organic acid in the waste is used as the hydrolysis catalyst. When the biomass does not contain...
5126266 Xylose-fermenting yeast mutants  
A growth medium is provided for mutant mixtures of Pichia stipitis or Candida shehatae that permits the growth of mutants which are the best xylose-to-ethanol fermenters in the mixture while...
5124004 Distillation process for ethanol  
A method of distillation employing a heat pump (which may be driven by a compressor) using a vapor stream from within the distillation system as a heat source and a liquid stream from within the...
5112750 Immobilized cells and culture method utilizing the same  
Novel immobilized cells are prepared by immobilizing microbial cells in a gel carrier wherein an absorbent for organic solvents harmful to the cells is dispersed. A method for normally culturing...
5110319 Process for extracting ethanol from fermentation broths for direct blending into gasoline while preserving the broth for recycling  
A method of producing ethanol from a fermentation source for direct blending into gasoline to form gasohol is provided by extracting ethanol from the fermentation broth with a non-toxic solvent...
5108925 Process for accelerated beer production by integrative expression in the PGK1 or ADC1 genes  
The present invention describes a shortened process for the production of beer, brewer's yeast strains having α-acetolactate decarboxylase activity (EC 4.1.1.5.), the method for the construction...
5106634 Process for the co-production of ethanol and an improved human food product from cereal grains  
A process for producing a novel cereal grain food product is disclosed. This novel food product is high in fiber and protein with a complex sugars coating that renders the product good-tasting and...
5100791 Simultaneous saccharification and fermentation (SSF) using cellobiose fermenting yeast Brettanomyces custersii  
A process for producing ethanol from plant biomass includes forming a substrate from the biomass with the substrate including hydrolysates of cellulose and hemicellulose. A species of the yeast...
5085997 Method of separating yeasts from fermentation liquors  
In a method of the separation of yeasts from a fermentation liquor contained in a fermentation tank the fermentation liquor is forced by a pump through a conduit system into a filter container in...
5084385 Process for producing alcohol using yeast transformed by Rhizopus glucoamylase gene  
This invention provides a process for producing ethanol from a starchy material, wherein the starchy material is simultaneously subjected to saccharification and subsequent fermentation by use of a...
5079011 Method using immobilized yeast to produce ethanol and alcoholic beverages  
According to the invention, yeast cells are immobilized on a substantially noncompressible carrier having anion exchange properties. The immobilized yeast can then be used to ferment a...
5070016 Integrated process for producing ethanol, methanol and butyl ethers  
A methanol synthesis and an ethanol synthesis are integrated into a single continuous process with the by-product carbon dioxide generated in the ethanol synthesis being utilized in the methanol...
5047340 LAC+ saccharomyces cerevisiae  
The invention relates to novel, transformed strains of Lac + Saccharomyces cerevisiae, capable of utilizing lactose as a sole carbon source, produced by inserting into the Saccharomyces cerevisiae...
5043276 DNA strand coding for alpha-acetolactate decarboxylase and yeast transformed with the DNA strand  
DNA strand having an ability in biotechnological production of α-acetolactate decarboxylase is disclosed. The DNA strand is characterized in that it has a nucleotide sequence coding for a...
5037740 Novel immobilized cells and fermentation method utilizing the same  
Novel immobilized cells are prepared by immobilizing cells of at least one aerobic microorganism and cells of at least one anaerobic microorganism in a single gel immobilizing carrier. The...
5035776 Low energy extractive distillation process for producing anhydrous ethanol  
A thermally-integrated extractive distillation process for recovering anhydrous ethanol from fermentation or synthetic feedstocks has a distillation train of four columns. Two columns are...
5036005 Alcohol recovery by continuous fermentation  
Fuel grade ethanol is produced in continuous process employing fermentation, solvent extraction of the ethanol, extractive distillation of the ethanol-solvent extract to provide water fraction and...
5028533 Precursor polypeptide, DNA sequence coding therefor, vectors host organisms, and processes involving same  
A yeast expression and secretion vector is described. The vector carries a nucleotide sequence coding for a precursor polypeptide which includes the signal sequence of amylo-alpha-1-,-4-glucosidase...
5028539 Ethanol production using engineered mutant E. coli  
The subject invention concerns novel means and materials for producing ethanol as a fermentation product. Mutant E. coli are transformed with a gene coding for pyruvate decarboxylase activity. The...
5024942 Biochemical process for reacting hydrophobic and hydrophilic substrates and apparatus therefor  
A biochemical process and apparatus for use in the process are described. The process comprises reacting (a) a hydrophobic substrate with (b) a solution or dispersion comprising a hydrophilic...
5000000 Ethanol production by Escherichia coli strains co-expressing Zymomonas PDC and ADH genes  
A novel operon and plasmids comprising genes which code for the alcohol dehydrogenase and pyruvate decarboxylase activities of Zymomonas mobilis are described. Also disclosed are methods for...
4996150 Biocatalyst immobilization in a gel of anionic polysaccharide and cationic polymer  
An immobilized biocatalyst suitable for fermenting to produce ethanol is prepared by mixing a biocatalyst such as a microorganism with a reaction product of a homogeneous dispersion of an anionic...
4996073 Method and composition for removing oxygen from solutions containing alcohols and/or acids  
The present invention is directed to a novel method, composition and device for removing dissolved oxygen from solutions containing alcohols and/or acids. By removing oxygen from various products,...
4992370 Process for the production of alcohol  
Alcohol is produced by continuous fermentation process in which must is fermented in a vat. Fresh must is introduced into the vat and fermented must is withdrawn from the vat. Fermented must...
4985355 Ethanol production by zymomonas cultured in yeast-conditioned media  
A process for producing ethanol in the substantial absence of fusel oils by Zymomonas fermentation wherein fermentation is carried out under conditions unfavorable for the growth and replication of...
4952503 Process for the production of ethanol  
In the production of ethanol by continuous fermentation in a fermentor (4) with continuous stillage recirculation (19, 20) to the fermentor, the fermentation liquid (6) continuously withdrawn from...
4940547 Use of inhibitory solvents in multi-membrane bioreactor  
An immobilized liquid membrane is employed to allow use of a product-extracting solvent which is normally toxic toward a cell layer which produces the product in a membrane-moderated biological...
4910144 Yeast strain with high power to produce alcohol by fermentation  
A yeast strain with high power to produce alcohol by fermentation is produced by a method comprising directly conjugating the haploid of the strain No. 909-1 with each tetrad of the ascospores of...
4900402 Pervaporation process of separating a liquid mixture  
A pervaporation process for separating at least one component from a mixture of liquids, for example for separating ethanol from a fermentation mass, by a series of three separation steps:...
4898817 Microorganism immobilization  
An improved repetitive, batch-type fermentation process is provided. It includes a first, non-repetitive step of forming a support bearing a film of live and reproductive microorganisms immobilized...
4889805 Continuous process of optimized fermentation for the production of alcohol  
A continuous process of optimized fermentation of sugars for the production of alcohol is disclosed, which comprises the following process steps and operational conditions: (a) continuously...
4886751 Process for the production of ethanol through molasses fermentation  
Ethanol is produced by fermentation of beet or cane sugar molasses in a fermentor. The ethanol formed in the fermentor is recovered by operating a primary distillation step (PD) in circulation...
4876196 Method of continuously producing ethanol from sugar-containing substrates  
In a method of continuously producing ethanol from sugar-containing substrates by fermentation of sugars by means of a flocculating strain of Zymomonas mobilis under anaerobic conditions and at a...
4865973 Process for extractive fermentation  
A process for producing a variety of chemical products, e.g., ethanol, by fermentation in which the product is removed from the fermentation medium as it is formed by liquid-liquid extraction using...
4857468 Process for preparing optically active 2-halo-1-phenyl ethanol  
A process for preparing optically active 2-halo-1-phenyl ethanol having the general formula [I*]: ##STR1## wherein X is a halogen atom, by asymmetrically reducing 2-halo-acetophenone having the...
4851344 Microbial reduction of monocarboxylic and dicarboxylic acids in the presence of carbon monoxide and/or formates plus mediators  
Monocarboxylic and dicarboxylic acids of up to 10 carbon atoms, which may also contain double bonds and be substituted by halogen, phenyl or hydroxyl, are microbially reduced to the corresponding...
4845033 Process for a continuous fermentative production of low aliphatic alcohols or organic solvents  
Low aliphatic alcohols or organic solvents, especially ethanol are continuously produced by fermentation from sugar containing nutrient substrates. The process includes two fermentation steps or...
4840904 Recovery and reuse of cellulase catalyst in an exzymatic cellulose hydrolysis process  
A process for recovering cellulase from the hydrolysis of cellulose, and reusing it in subsequent hydrolyois procedures. The process utilizes a commercial adsorbent that efficiently removes...
4840802 Process for brewing beer while enhancing yeast growth  
A process for enhancing yeast growth during the fermentation of beer which comprises adding to the wort ashed trub. The ashed trub is obtained by heating whole trub until all organic combustibles...
4840903 Process for producing ethanol from plant biomass using the fungus paecilomyces sp.  
A process for producing ethanol from plant biomass is disclosed. The process in cludes forming a substrate from the biomass with the substrate including hydrolysates of cellulose and hemicellulose....
4840902 Continuous process for ethanol production by bacterial fermentation using pH control  
A continuous process for the production of ethanol by fermentation of an organism of the genus Zymomonas is provided. The method is carried out by cultivating the organism under substantially...
4822737 Process for producing ethanol by fermentation  
Ethanol is prepared from a saccharide such as glucose by a fermentation process. The efficiency of the fermentation is improved by feeding a residual fermented liquid obtained from an evaporator...
4810647 Process of producing ethanol and various other by-products from cereals  
The present invention is related to a process of producing ethanol and gluten from cereals especially from wheat, which comprises the steps if: (a) crushing cereals and soaking the thus crushed...
4797360 Conversion of sucrose to fructose and ethanol  
The conversion of sucrose to fructose and ethanol by fermentation using the microorganism "Zymomonas mobilis" and/or the enzyme immobilized levansucrase can be effected at sucrose concentrations...
4777135 Method for producing butanol by fermentation  
A method for producing butanol by fermentation is provided. The method is carried out by culturing a butanol-producing microorganism in a culture medium containing a fluorocarbon selected from the...
4772556 Genetically stable allopolyploid somatic fusion product useful in the production of fuel alcohols  
The present invention relates to a stable, allopolyploid, somatic fusion product useful in the fermentation arts and especially in the production of fuel alcohols. More particularly, the present...
4769324 Ethanol production  
The invention is directed to the production of ethanol by the fermentation of molasses in the presence of the yeasts S. cerevisiae and Schwanniomyces castellii (R69), which is capable of growing...
4769112 Method for removing water from ethanol  
A method and apparatus for removing water from a liquid mixture of water and ethanol contacts it with liquid carbon dioxide so that the ethanol is preferentially transferred into solution, dries...
4765992 Stimulation of alcoholic fermentation by adsorption of toxic substances with cell walls  
Substances that are toxic to yeast and which cause cessation of fermentation during alcoholic fermentation are adsorbed by microorganism cell walls added to a medium being fermented. The cell walls...
Matches 151 - 200 out of 327 < 1 2 3 4 5 6 7 >