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Matches 151 - 200 out of 1,000

Document Document Title
WO/2010/046051
A process for the production of lipids from biomass including at least one polysaccharide comprising: subjecting said biomass to acid hydrolysis in the presence of an aqueous solution of at least one organic acid selected from alkyl- or ...  
WO/2010/046051
A process for the production of lipids from biomass including at least one polysaccharide comprising: subjecting said biomass to acid hydrolysis in the presence of an aqueous solution of at least one organic acid selected from alkyl- or ...  
WO/2010/046051
A process for the production of lipids from biomass including at least one polysaccharide comprising: subjecting said biomass to acid hydrolysis in the presence of an aqueous solution of at least one organic acid selected from alkyl- or ...  
WO/2010/046532
The present invention relates to a process for the production of xylose and dissolving pulp from xylan-containing biomass, such as hardwood. The invention is based on prehydrolysis of the xylan-containing biomass with SO2 in specified co...  
WO/2010/044732
The invention concerns a method for influencing the flow from a strainer construction in a continuous digester. In order to avoid clogging of the withdrawal compartment (10a) in the strainer construction, an additive (Ch) that counteract...  
WO/2010/034055
The invention relates to methods for the fractionation of lignocellulosic matter. More specifically, the invention relates to methods for separating sugar-containing components of lignocellulosic matter from lignin.  
WO/2010/032133
The invention provides a method for modifying bamboo fibers, yarns, and textiles, by contacting them with a solution of water-soluble components of the Neem tree, azadirachta indica. The modified materials exhibit improved antimicrobial ...  
WO/2010/024763
In a continuous digester system the digester system is greatly simplified by using a single vertical atmospheric vessel, replacing the conventional chip bin, steaming vessel, chip chute, high pressure pumping or sluice feeders, impregnat...  
WO/2010/006840
The invention proposes a method for pretreating plant starting material for the purpose of producing bioethanol and/or sugar by means of a common chamber (12), characterized in that: -during one period, the plant material (MP), introduce...  
WO/2010/006840
The invention proposes a method for pretreating plant starting material for the purpose of producing bioethanol and/or sugar by means of a common chamber (12), characterized in that: -during one period, the plant material (MP), introduce...  
WO/2010/008578
The present invention is directed to a process for biologically converting carbohydrates from lignocellulosic biomass comprising the steps of: suspending lignocellulosic biomass in a flow-through reactor, passing a reaction solution into...  
WO/2009/140808
A process and system for pulping are provided, which are environmental protective, energy saving, circulating and green. The process comprises the following steps: cutting, dust exhausting, fibrillating, cooking and bleaching integration...  
WO/2009/134746
Carbohydrates having functional groups, such as carboxylic acid groups and methods of making such carbohydrates.  
WO/2009/124072
The inventive process converts cellulosic biomass into a gel-like state that is readily hydrolyzed by appropriate enzymes. First the biomass is mechanically reduced in size. The biomass is then mixed and kneaded with an aqueous solution ...  
WO/2009/120141
The invention concerns a pressurized digester vessel for a continuous digester, where the different parts Z1, Z2, Z3 of the digester are dimensioned according to the local temperature loads that are established in the different zones. It...  
WO/2009/117402
Methods of pretreating comminuted cellulosic material with an acidic solution and then a carbonate-containing solution to produce a pretreated cellulosic material are provided. The pretreated material may then be further treated in a pul...  
WO/2009/116942
The invention relates to a feed system for a continuous digester where at least 2 pumps are arranged in parallel in the bottom of a pre-treatment vessel, each pump having its own independent transfer line leading to the top of the digest...  
WO/2009/116943
The invention relates to a feed system for a continuous digester (6) where at least 2 pumps (12a, 12b) are arranged in parallel in the bottom of a pre-treatment vessel (3), whereby the outlets from the pumps are combined at at least one ...  
WO/2009/116940
The invention relates to a feed system for a continuous digester where at least 2 pumps are arranged in parallel in the bottom of a pre-treatment vessel and a liquid level of at least meters is established. The invention makes it possibl...  
WO/2009/117402
Methods of pretreating comminuted cellulosic material with an acidic solution and then a carbonate-containing solution to produce a pretreated cellulosic material are provided. The pretreated material may then be further treated in a pul...  
WO/2009/116946
The invention relates to a feed system for a continuous digester where at least 2 pumps are arranged in parallel in the bottom of a pre-treatment vessel and where the transfer to the top of the digester takes place without a conventional...  
WO/2009/116941
The invention relates to a feed system for a continuous digester (6) where at least 2 pumps (12a, 12b) are arranged in parallel in the bottom of a pre- treatment vessel (3) and a stirrer (1) is provided in direct connection to the inlets...  
WO/2009/114843
Embodiments of the present invention overcome the well-known recalcitrance of lignocellulosic biomass in an economically viable manner. A process and a system are provided for the efficient fractionation of lignocellulosic biomass into c...  
WO/2009/108773
A system has been developed for pretreating cellulosic biomass feed stock including: a first pressurized reactor receiving the feed stock, wherein the feed stock undergoes hydrolysis in the first pressurized reactor; a sealing device hav...  
WO/2009/108773
A system has been developed for pretreating cellulosic biomass feed stock including: a first pressurized reactor receiving the feed stock, wherein the feed stock undergoes hydrolysis in the first pressurized reactor; a sealing device hav...  
WO/2009/092749
The invention provides a process for pretreating a lignocellulosic plant raw material in order to obtain a pretreated material that is capable of being hydrolyzed and fermented for the production of bioethanol, characterized in that it c...  
WO/2009/090150
The invention relates to a composition comprising a mixture of a silica compound and an alkaline earth metal oxide or alkaline earth metal hydroxide in an aqueous solvent, characterised in that the silica compound and the alkaline earth ...  
WO/2009/089439
The invention relates to processes of delignifying lignocellulose-containing material, wherein the lignocellulose-containing material is treated with a delignification catalyst and a lignin solubilizing agent.  
WO/2009/083652
A method of delignifying a lignocellulosic raw-material, which contains lignin with a benzylic ring structure. The method comprises carboxylating at least a part of the benzylic ring structure by contacting the raw material at anhydrous ...  
WO/2009/083652
A method of delignifying a lignocellulosic raw-material, which contains lignin with a benzylic ring structure. The method comprises carboxylating at least a part of the benzylic ring structure by contacting the raw material at anhydrous ...  
WO/2009/082338
The invention relates to an improved method to increase the yield and improve the beatability of kraft pulp, wherein, during the progression of the cooking process, and at different time points, more than one cooking liquor with a dissol...  
WO/2009/070955
Provided is an unbleached paper product made from grass type pulp, the unbleached paper product has a brightness of 35-60%ISO, the grass type pulp is unbleached. The unbleached paper product includes an unbleached toilet paper, an unblea...  
WO/2009/069143
The present invention relates to a synergistic composition for biobleaching of ligno cellulosic or hardwood pulp. The synergistic composition comprises of lignin modifying enzyme, lignin degrading enzyme, pH regulating agent and surfacta...  
WO/2009/068525
The present invention relates to a method for utilizing a wood hydrolysate obtained from a hydrothermal treatment of a wood material method comprises the steps of providing a wood material, treating the wood material by means of an aqueo...  
WO/2009/067231
A method for Kraft pulping employing a modified cooking process in conjunction with polysulfide pulping technologies to obtain higher pulping yields than obtained in the prior art. The total required alkali charge (polysulfide liquor) is...  
WO/2009/066007
Process for defibering a fibrous raw-material. According to the process a raw-material is contacted with a pulping liquor that contains an organic solvent for producing a defibrated fibrous raw-material. Cooking liquor contains by its we...  
WO/2009/066007
Process for defibering a fibrous raw-material. According to the process a raw-material is contacted with a pulping liquor that contains an organic solvent for producing a defibrated fibrous raw-material. Cooking liquor contains by its we...  
WO/2009/063122
The invention deals with a method and an equipment to degrade the natural structure of a lignin containing fibre based material and/or to dissolve the lignin and other components partially or totally by using essentially lactic acid, lac...  
WO/2009/056017
A process for comprehensive utilization of stalks of grass-type plants, includes (1) cooking the stalks of said plants to obtain a high-hardness pulp with a potassium permanganate value of 16-28; (2) pressing the high-hardness pulp to ob...  
WO/2009/050336
The present invention relates to a method for treating pectin-containing ligno- cellulosic raw materials in a high-yield pulping process utilizing one or more treatment stages at alkaline conditions. The invention provides a method for c...  
WO/2009/045654
A method is provided for producing an improved pretreated biomass product for use in saccharification followed by fermentation to produce a target chemical that includes removal of saccharification and or fermentation inhibitors from the...  
WO/2009/046283
An apparatus for treating plant biomass is described herein. Generally, the apparatus includes a pressurizable vessel and a heating element in thermal communication with the vessel. Also described herein are methods of treating plant bio...  
WO/2009/028969
Lignin polymers having distinctive properties, including a generally high molecular weight and generally homogeneous size distribution, as well as preservation of native reactive side groups, are isolated by solvent extraction of plant m...  
WO/2009/028969
Lignin polymers having distinctive properties, including a generally high molecular weight and generally homogeneous size distribution, as well as preservation of native reactive side groups, are isolated by solvent extraction of plant m...  
WO/2009/015556
Provided is a process for producing pulp from grasses, which comprises cooking grasses material to give high hardness pulp that has a hardness of K value 16-28 and a beating degree of 10-24°SR, shoving and washing the resulting high har...  
WO/2009/015699
The invention relates to unbleached lignocellulosic fibrous material from annual plants, having a tear length of more than 4.5 km at 20 °SR and a lignin content of at least 8% in relation to the unbleached oven-dry fibrous material and ...  
WO/2009/015704
The invention relates to bleached fibrous material from wood having a degree of brightness, according to ISO, of > 80% and a buIk of more than 1.3 cm3/g, a breaking length of more than 7.5 km at 15 °SR and a lignin content of at least 1...  
WO/2009/015614
Method and equipment for production of fermentable saccharides, ethanol, furfural, furane, lignin, acetic acid and formic acid from lignocellulosic and amylaceous materials. The method comprises one-stage or two-stage continuous thermo-c...  
WO/2009/015555
An unbleached pulp and bleached chemical pulp using the grass plant as raw materials, and preparation method thereof. The unbleached pulp is provided with the breaking length 5000-7500m, tearing degree 230-280mN, fold number 40-90, brigh...  
WO/2009/003606
The invention relates to a high-strength and wear-resistant fibrous material and to a method for the production thereof. According to said method, a natural fibre material is solubilised in an alkaline manner. The fibrous material is tre...  

Matches 151 - 200 out of 1,000