| Patents for D21C 1 - Pretreatment of the finely-divided materials before digesting (1,872) |
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| 07/28/2011 | CA2815597A1 Production of fermentable sugars and lignin from biomass using supercritical fluids |
| 07/28/2011 | CA2787516A1 Compositions and methods relating to dual activity enzymes having xylanase and cellulase activity |
| 07/28/2011 | CA2769746A1 Production of fermentable sugars and lignin from biomass using supercritical fluids |
| 07/27/2011 | EP2348154A1 Method for manufacturing wooden material |
| 07/21/2011 | WO2011063800A3 Method for producing lignocellulosic paper pulps and papers, cardboards, and paperboards obtained therefrom |
| 07/21/2011 | WO2010131016A3 Paper filler composition |
| 07/20/2011 | CN101429733B Bamboo wood dissolving pulp manufacturing process |
| 07/20/2011 | CN101158123B High-strength bamboo pulp manufacturing technique |
| 07/13/2011 | CN101831845B Method for manufacturing thin wrapping paper by deinked pulp |
| 07/12/2011 | CA2468540C Removal of inorganic elements from wood chips |
| 07/07/2011 | CA2783201A1 Pre-treatment of cellulosic material |
| 06/29/2011 | CN101694075B Low energy consumption clean paper pulp extracting method and papermaking process thereof |
| 06/22/2011 | EP2336344A1 Pre-treatment of cellulosic material |
| 06/22/2011 | CN1710197B Colour-changeable fiber anticounterfeit paper |
| 06/22/2011 | CN101158122B Bamboo dissolved pulp manufacturing technique |
| 06/16/2011 | WO2011071386A1 Novel method for processing lignocellulose containing material |
| 06/16/2011 | CA2783794A1 Novel method for processing lignocellulose containing material |
| 06/15/2011 | EP2333151A1 Novel method for processing lignocellulose containing material |
| 06/09/2011 | WO2011069106A1 Improved methods of treating a biomass for enzymatic hydrolysis |
| 06/09/2011 | CA2782809A1 Improved methods of treating a biomass for enzymatic hydrolysis |
| 06/03/2011 | WO2011063800A2 Method for producing lignocellulosic paper pulps and papers, cardboards, and paperboards obtained therefrom |
| 05/18/2011 | CN102066654A Paper products and methods and systems for manufacturing such products |
| 05/11/2011 | CN101736646B Preparation method of reed or straw cellulose pulp |
| 05/11/2011 | CN101068977B Method and system for producing pulp |
| 05/05/2011 | WO2011053203A1 Method and arrangement for steaming and impregnating wood chips in a down flow vessel |
| 04/28/2011 | US20110097786 Methods of saccharification of polysaccharides in plants |
| 04/27/2011 | EP2314605A1 Polypeptides having cellulolytic enhancing activity and polynucleotides encoding same |
| 04/19/2011 | CA2601095C Process for the production of pulp from lignocellulosic material |
| 04/13/2011 | EP2308890A1 Polypeptides having cellulolytic enhancing activity and polynucleotides encoding same |
| 04/13/2011 | CN102016162A Prehydrolysis sulfate cooking process |
| 04/06/2011 | EP2305703A1 Polypeptides having cellulolytic enhancing activity and polynucleotides encoding same |
| 04/06/2011 | EP2305702A1 Polypeptides having cellulolytic enhancing activity and polynucleotides encoding same |
| 04/06/2011 | EP2304100A2 Paper products and methods and systems for manufacturing such products |
| 04/06/2011 | CN101440108B Normal atmosphere degreasing crude glycerine pretreatment method for separating wood fiber biomass components |
| 04/06/2011 | CN101158121B Process for manufacturing dissolved pulp by using ethanol, sulfate and acetic acid |
| 04/06/2011 | CN101121735B Plant fibre raw material hydrolysis solution and method for preprocessing plant fibre raw material using the same |
| 03/31/2011 | WO2011035381A1 The production of fibre from plant material |
| 03/31/2011 | US20110073264 Kraft-Pulping of Hot Water Extracted Woodchips |
| 03/30/2011 | EP2301958A1 Polypeptides having cellulolytic enhancing activity and polynucleotides encoding same |
| 03/30/2011 | CN201778239U Grass cleaning machine |
| 03/30/2011 | CN101555667B Biorefinery method of wood fiber material |
| 03/29/2011 | CA2323058C Methods for the diagnosis and treatment of lung cancer by detection of proto-oncogene overexpression |
| 03/10/2011 | WO2011028554A1 Method for producing ethanol and co-products from cellulosic biomass |
| 03/10/2011 | US20110059883 Methods to Improve the Compatibility and Efficiency of Powdered Versions of Microfibrous Cellulose |
| 03/10/2011 | US20110056637 Prehydrolysis sulfate cooking process |
| 03/10/2011 | CA2755981A1 Method for producing ethanol and co-products from cellulosic biomass |
| 03/09/2011 | EP2292835A1 Method of producing fuel chemicals from wood |
| 03/08/2011 | US7901541 Method and arrangement for impregnating chips |
| 03/02/2011 | CN101476250B Method for producing pulp for fibre molding environment friendly wall decorative material |
| 02/24/2011 | WO2011021968A1 Method and arrangement for adding treatment liquors to cellulose raw material in a continuous process using down flow vessels |
| 02/24/2011 | WO2010075405A8 Modification of biomass for efficient conversion to fuels |
| 02/23/2011 | EP2286022A1 Prehydrolysis sulfate cooking process |
| 02/22/2011 | US7892812 Chrysosporium cellulase and methods of use |
| 02/17/2011 | CA2770499A1 Process for producing high value products from biomass |
| 02/10/2011 | CA2768159A1 Process for the production of carbohydrate cleavage products from a lignocellulosic material |
| 02/09/2011 | CN101624799B Pulping softener and pulping method adopting same |
| 01/26/2011 | CN1997791B Method for mechanical pulp production |
| 01/20/2011 | WO2011007369A1 High temperature lignin separation process |
| 01/20/2011 | WO2011006244A1 Method and apparatus for the heat treatment of a cellulosic feedstock upstream of hydrolysis |
| 01/20/2011 | CA2767201A1 High temperature lignin separation process |
| 01/19/2011 | CN101671974B Sunflower stalk pulping technology |
| 01/17/2011 | CA2710256A1 Process apparatus with output valve and operation thereof |
| 01/17/2011 | CA2710254A1 Method and apparatus for the heat treatment of a cellulosic feedstock upstream of hydrolysis |
| 01/17/2011 | CA2673134A1 Method and apparatus for the heat treatment of a cellulosic feedstock upstream of hydrolysis |
| 01/12/2011 | CN101942485A Method for producing acetone butanol by steam explosion straw xylose fermentation and extracting remainder |
| 01/12/2011 | CN101220569B Pulping bleaching assistant and cold soaking pulping process |
| 01/05/2011 | CN101939086A Mixing arrangement and method |
| 01/05/2011 | CN101935956A Technology for improving strength and performance of regenerated cardboard paper by recycling OCC (Old Corrugated Containers) waste paper in energy-saving way |
| 01/05/2011 | CN101660283B Wet materials preparing method of grass fiber raw materials, materials preparing equipment and roller type grass washing machine thereof |
| 01/05/2011 | CN101613975B Method for preparing bleached chemi-mechanical pulp for culture paper making by using cotton wood to process remainder |
| 01/05/2011 | CN101100818B Pulping technique for straw fibre |
| 12/30/2010 | US20100326611 Vapour phase digester and a method for continuous cooking |
| 12/29/2010 | CN101929089A Wet catalytic oxidation clean pulping process and equipment for implementing same |
| 12/29/2010 | CN101929088A Waste paper pulping method |
| 12/28/2010 | US7858353 nucleic acid sequence encoding a polypeptide that exhibits Alpha-L-Arabinofuranosidase activity; degrading, cleaving, or removing polysaccharides including cellulose |
| 12/23/2010 | WO2010147118A1 Apparatus for producing pulp and process for producing pulp |
| 12/22/2010 | CN101435164B Modified production process of paper making level sulphate wood pulp plate |
| 12/16/2010 | WO2010093832A3 Saccharifying biomass |
| 12/15/2010 | CN101914861A Method for producing milk facial tissue |
| 12/15/2010 | CN101914510A Alkaline pectinase production method and application in papermaking pulping |
| 12/15/2010 | CN101063278B Method for hybrid giant napier producing in oxygen free radical doffing/bleaching integrated reactor with dried bananas stalk |
| 12/09/2010 | WO2010139589A1 Process for producing mechanical pulp |
| 12/08/2010 | CN101906729A Method for continuously cooking grass raw materials and equipment used in same |
| 12/08/2010 | CN101613976B Method for preparing bleached chemi-mechanical pulp by using whole straw of mulberry tree branch |
| 12/08/2010 | CN101165267B Pulping technique for straw fibre |
| 11/24/2010 | EP2252390A1 Mixing arrangement and method |
| 11/24/2010 | CN101896602A Thermal and acid tolerant beta-xylosidases, genes encoding, related organisms, and methods |
| 11/18/2010 | CA2748137A1 Paper filler composition |
| 11/11/2010 | US20100285534 Combined thermochemical pretreatment and refining of lignocellulosic biomass |
| 11/10/2010 | EP2247781A2 System and method for preextraction of hemicellulose through using a continuous prehydrolysis and steam explosion pretreatment process |
| 11/10/2010 | CN101880980A Cleaning equipment of wood chips |
| 11/10/2010 | CN101880979A Novel cotton stalk separation process |
| 10/28/2010 | US20100273227 Detoxifying Pre-Treated Lignocellulose-Containing Materials |
| 10/27/2010 | EP2242841A1 Thermal and acid tolerant beta-xylosidases, genes encoding, related organisms, and methods |
| 10/27/2010 | CN101871176A Green liquor pretreatment of lignocellulosic material |
| 10/20/2010 | CN101864683A Pretreatment method of wood fiber raw materials |
| 10/13/2010 | CN1974921B Method for producing bamboo pomace |
| 10/06/2010 | CN101851871A Technique for separating and recycling wax from paper in waste wax cartons |
| 09/23/2010 | US20100236733 Method and system to generate steam in a digester plant of a chemical pulp mill |
| 09/16/2010 | WO2010104725A1 Method and chemical composition to improve efficiency of mechanical pulp |