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WO/1992/018638A1 |
The invention provides a process for hydrolysis of water-insoluble ester in the presence of a lipase derived from a strain of $i(Humicola, Candida antarctica, Pseudomonas, Chromobacterium) or $i(Aspergillus) at pH 3-7, characterized by t...
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WO/1992/018688A1 |
A cellulase preparation with a high content of endoglucanase and little or no cellobiohydrolase may be used for the treatment of paper pulp, i.a. to improve the drainage properties of the pulp.
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WO/1992/017573A1 |
The xylanase is characterized by several partial amino acid sequences and is immunoreactive with an antibody raised against a purified xylanase derived from Humicola insolens, DSM 1800. This xylanase preparation is practically free of ce...
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WO/1992/017613A1 |
The invention concerns a process for the production of ready-to-tan skins and hides, the process using proteolytic and lipolytic enzymes at the water-bath stage. In at least one of the operations carried out at the water-bath stage, alka...
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WO/1992/017574A1 |
Disclosed are improved methods for treating cotton-containing fabrics as well as the fabrics produced from these methods. In particular, the disclosed methods are directed to contacting cotton-containing fabrics with an aqueous solution ...
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WO/1992/016602A2 |
A method of deeply desulfurizing a fossil fuel which contains a variety of organic sulfur compounds, some of which are labile to hydrodesulfurization (HDS) and some of which are refractory to HDS, comprising the steps of (a) subjecting t...
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WO/1992/016687A1 |
The invention relates to a method for reducing the pitch trouble of mechanical pulp and/or papermaking pulp containing mechanical pulp by treating the pulp or white water with a cellulase/hemicellulase enzyme preparation.
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WO/1992/013942A1 |
A xylanase has a molecular weight of approximately 22 kDA, an isoelectric point of approximately 7.7, is stable at 60 �C and has an optimal activity pH of between 4.8 and 7. Said xylanase is secreted by bacillus strains and can be puri...
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WO/1992/013960A1 |
White-rot fungi are grown on a sugar beet pulp substrate. By-products of fungal growth, such as lignin-degrading enzymes, can be recovered from the culture. The culture or enzymes recovered from the culture can be used to degrade aromati...
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WO/1992/013078A2 |
A purified DNA molecule comprises a DNA sequence of approximately 975 pb coding for a glycoprotease having a molecular weight of approximately 35.2 kD. The glycoprotease may be isolated from cultures of P.haemolytica. The glycoprotease i...
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WO/1992/013084A1 |
The invention relates to a process for the biological treatment of essentially solid organic material, such as fruit, vegetable and garden waste, wherein the material is successively treated in a hydrolysis tank and in an anaerobic metha...
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WO/1992/013131A1 |
A process for bleaching pulp by a combination of a microbial treatment and a treatment with a chlorine-free chemical. Pulp can be bleached at a high efficiency while completely preventing the generation of dioxin and the like when no chl...
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WO/1992/013130A1 |
More effective prevention of pitch troubles in a process for producing mechanical pulp or in a paper-making process using mechanical pulp. A paper-making process is conducted by addition of a fatty acid glyceride hydrolysing enzyme that ...
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WO/1992/010270A1 |
A process for the removal of sulphur compounds from a gaseous effluent, comprising the steps of: a) contacting the gaseous effluent with an aqueous solution wherein sulphur compounds are dissolved: b) adjusting the concentration of buffe...
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WO/1992/009706A1 |
A simple and effective biochemical process solves the problems associated with sulfur in bitumen by removing sulfur from active participation in SOx-producing combustion reactions. In one aspect, an emulsion of bitumen and water is conta...
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WO/1992/007134A1 |
Disclosed are methods for improving the feel and appearance of cotton woven fabrics. In particular, in the methods disclosed herein, cotton woven fabric is contacted with a cellulase solution with agitation under conditions so as to prod...
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WO/1992/007138A1 |
Resin can be hydrolyzed enzymatically during the reductive bleaching (e.g. with sodium dithionite) commonly used in pulp manufacture. The enzyme treatment necessitates little or no change of commonly used bleaching conditions.
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WO/1992/006209A1 |
A process for transforming the filamentous fungus T. reesei which involves the steps of treating a T. reesei strain with substantially homologous linear recombinant DNA to permit homologous transformation and then selecting the resulting...
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WO/1992/006184A1 |
Disclosed are detergent compositions containing a cleaning effective amount of a surfactant or a mixture of surfactants and from about 0.01 to about 5 weight percent of substantially pure EG III cellulase. Preferably, the detergent compo...
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WO/1992/006183A1 |
Disclosed are improved methods for treating cotton-containing fabrics as well as the fabrics produced from these methods. In particular, the disclosed methods are directed to contacting cotton-containing fabrics with an aqueous solution ...
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WO/1992/006165A1 |
Disclosed are cellulase compositions containing one or more endoglucanase components and less than about 5 weight percent of CBH I type components. When incorporated into detergent compositions and used in acidic, neutral, or alkaline wa...
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WO/1992/006221A1 |
Disclosed are improved methods for treating cotton-containing fabrics as well as the fabrics produced from these methods. In particular, the disclosed methods are directed to contacting cotton-containing fabrics with a cellulase solution...
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WO/1992/004297A1 |
The surface-coating composition is water-free and comprises at least 37.5 % by weight (based on the total weight of the composition) of a cement as active filler, a film-former or binder, and a non-aqueous solvent or diluent, the particl...
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WO/1992/003541A1 |
The invention concerns a process for hydrolyzing hemicelluloses, especially xylan, using an enzyme preparation isolated from Trichoderma reesei, containing an endo-beta-xylanase I (pI 5.5) and an endo-beta-xylanase II (pI 9.0). The inven...
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WO/1992/003534A1 |
The device proposed comprises a number of gas-permeable hollow membrane bodies containing the liquid, the membrane bodies being disposed separately from each other and arranged so that the gaseous substances can be fed to them. A device ...
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WO/1992/003608A1 |
A process for treatment of lignocellulosic pulp comprising a multistage washing of the unbleached kraft brown stock and a xylanase treatment. The xylanase treatment is carried out in a holding tank introduced upstream the first washing u...
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WO/1992/003540A1 |
This invention relates to novel enzymes possessing xylanolytic activity. More specifically, the invention relates to novel xylanases obtainable from strains of $i(Bacillus pumilus), a process for their preparation, and the use of these x...
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WO/1992/001389A1 |
The present invention provides a silage composition supplemented with endo-xylanase activity. According to the present invention, the addition of endo-xylanase to fodder produces a silage having a significant increase in the amount of wa...
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WO/1992/001793A1 |
Methods and expression constructs are provided for the cloning of genes from fungal origin which encode polypeptides having xylanase activity and their overexpression in a selected microbial host cell. Xylanases of fungal origin generall...
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WO/1991/018978A1 |
The invention relates to an enzyme preparation, to a process for the preparation thereof and to its use. The preparation according to the invention is produced by fermentation of the strain ATCC 21783 of the microorganism Bacillus circul...
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WO/1991/018661A1 |
Disclosed is a process by which a gas containing nitric oxide is contacted with an anaerobic microbial culture of denitrifying bacteria to effect the chemical reduction of the nitric oxide to elemental nitrogen. The process is particular...
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WO/1991/017243A1 |
A cellulase preparation consisting essentially of a homogeneous endoglucanase component which is immunoreactive with an antibody raised against a highly purified $m(k)43kD endoglucanase derived from $i(Humicola insolens), DSM 1800, or wh...
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WO/1991/016422A1 |
The description relates to alkaline bacillus lipases, coding DNA sequences for these lipases, a process for isolating and producing these lipases and bacillus strains with the capacity to form these lipases. The alkaline lipases are suit...
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WO/1991/015520A1 |
Residual levels of monomeric ethylenically unsaturated carboxylic acid esters such as alkyl acrylates and methacrylates, especially ethyl, butyl and ''iso-hexyl'' acrylates and methacrylates, in surfactant stabilised dispersions of polym...
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WO/1991/015591A1 |
A novel microorganism has been isolated and identified as $i(Agrobacterium sp.), a gram-negative aerobe. The $i(Agrobacterium sp.) microorganism has been found to efficiently degrade ferric chelates of aminopolycarboxylic acids, such as ...
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WO/1991/014820A1 |
Process for processing waste paper with enzymatic removal of printing ink, in which a) the redox potential of a solution containing waste paper is adjusted to a value in the range of 200 to 500 mV by simultaneous dosing of oxidizing and ...
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WO/1991/014823A1 |
The present invention concerns a process for the enzymatic bleaching of celluloses in which a) a redox potential in the range between 200 and 500 mV is set with the simultaneous dosed addition of oxidation and reducing agents and the add...
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WO/1991/014822A1 |
In the preparation of pulp for paper making, the drainage properties can be improved by treating the pulp with cellulase at high pulp consistency (above 8 %).
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WO/1991/014819A1 |
Good deinking of waste paper can be obtained at high consistency by first pulping at high pH, then lowering the pH, adding alkaline cellulase and letting the cellulase act during continued pulping and/or maceration. The improved deinking...
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WO/1991/013136A1 |
In the process for treatment of textiles by use of an enzyme the enzyme is used in a rinse liquor for a rinsing step after washing. The rinsing agent is an enzyme preparation stabilized against microbial infection. Use of the enzyme in t...
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WO/1991/010426A1 |
Chemically defined conjugates of biologically stable polymers, such as copolymers of $i(D)-glutamic acid and $i(D)-lysine, and polynucleotide duplexes of at least 20 base pairs that have significant binding activity for human lupus anti-...
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WO/1991/010773A1 |
A process for producing pulp substantially without the necessity for adding a nutrient or a cellulose degradation inhibitor, which comprises treating the raw material in the pulping step with a microorganism which grows well in a medium ...
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WO/1991/010724A1 |
A preparation exhibiting enzymatic activity and having the capability of delignifying wood pulp at a temperature of at least 65 �C and a pH of at least 9, is described. Said preparation is obtainable by aerobic fermentation of a Bacill...
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WO/1991/010732A1 |
An enzyme which exhibits cellulase activity, which enzyme is producible by a strain of Bacillus spp., NCIMB 40250, or a related Bacillus spp. strain, or a derivative of said cellulase. In particular, the enzyme is an endoglucanase with a...
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WO/1991/010369A1 |
A di-and tripeptide-rich enzymatic hydrolyzate is prepared by enzymatically proteolyzing a mixture of proteins having previously been arranged by a thermal treatment. The di- and tripeptide-rich hydrolyzate is extracted by liquid-solid s...
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WO/1991/007542A1 |
Resin can be hydrolyzed enzymatically during the peroxy bleaching (e.g. with hydrogen peroxide) commonly used in pulp manufacture and the use of lipase in the manufacture of CTMP-fluff will afford several significant advantages, such as ...
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WO/1991/006681A1 |
Method for assaying the biodegradability of a material by contacting the material with solution containing an enzyme and a surfactant.
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WO/1991/006217A1 |
The invention relates to a process of combatting microorganisms in industrial processes, particularly in the wood processing industry, by adding glucose oxidase and optionally glucose or a source of glucose to the process solution or slu...
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WO/1991/005839A1 |
The transfer of a textile dye from a dyed fabric to another fabric during washing or rinsing is inhibited by adding an enzyme exhibiting peroxidase activity or an enzyme exhibiting a suitable oxidase activity to the wash liquor in which ...
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WO/1991/005858A1 |
Peroxidase is produced extracellularly by some strains of Bacillus pumilus. The novel peroxidase preparation from B. pumilus is a microperoxidase preparation, i.e. it contains hemopeptide as an active component. The preparation has impro...
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