| Patents for D21C 1 - Pretreatment of the finely-divided materials before digesting (1,872) |
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| 08/28/2013 | CN1809630B Isolation and use of decay fungi |
| 08/28/2013 | CN103266516A Cotton stalk unbleached pulp making technology |
| 08/22/2013 | WO2013122917A1 Methods for detoxifying a lignocellulosic hydrolysate |
| 08/21/2013 | CN103261513A Biomass pretreatment process for a packed bed reactor |
| 08/21/2013 | CN102268833B Method for preparing dissolving pulp by carrying out steam explosion on crop straw and adopting prehydrolysis for sulfate |
| 08/20/2013 | US8512514 Method and system to generate steam in a digester plant of a chemical pulp mill |
| 08/15/2013 | WO2013092881A3 An improved pre-hydrolysis step involving vacuum |
| 08/15/2013 | US20130206345 Method and device for the hydrolysis of preferably solid organic substrates |
| 08/14/2013 | CN103243598A Pulping method for increasing extraction ratio of black liquor |
| 08/14/2013 | CN103243597A Non-wood raw material clean pulping method |
| 08/14/2013 | CN103243596A Acetate-grade pulp and preparation method thereof |
| 08/14/2013 | CN102174399B Method for preparing herbal biological fiber and biological paper pulp |
| 08/13/2013 | US8507242 Thermophilic and thermoacidophilic biopolymer-degrading genes and enzymes from Alicyclobacillus acidocaldarius and related organisms, methods |
| 08/13/2013 | CA2510090C Process for high temperature peroxide bleaching of pulp with cool discharge |
| 08/07/2013 | EP2622127A1 Improved process for recovering sugars from a pretreatment stream of lignocellulosic biomass |
| 08/07/2013 | EP2622126A1 Process for recovering sugars from a pretreatment stream of lignocellulosic biomass |
| 08/06/2013 | US8500956 Process for producing a pulp |
| 07/30/2013 | US8496189 Methodology for improved mixing of a solid-liquid slurry |
| 07/16/2013 | US8486224 Method for separating lignin from black liquor |
| 07/10/2013 | CN103194923A Preparation method of cutting-free rice and wheat straws by alkaline cooking through vertical digester |
| 07/09/2013 | CA2762985C Methods for pretreating biomass |
| 07/04/2013 | WO2013098789A1 Improved pre-soaking process for biomass conversion |
| 07/03/2013 | EP2610346A1 Improved pre-soaking process for biomass conversion |
| 07/03/2013 | EP2609248A1 Method, system and withdrawal screen section for impregnating chips |
| 07/02/2013 | US8475627 Process of treating a lignocellulosic material |
| 06/30/2013 | CA2804993A1 Compositions comprising c5 and c6 oligosaccharides |
| 06/27/2013 | WO2013092881A2 An improved pre-hydrolysis step involving vacuum |
| 06/26/2013 | CN103180505A Improved process for recovering sugars from pretreatment stream of lignocellulosic biomass |
| 06/26/2013 | CN102277761B Method for preparing oligosaccharide and paper pulp |
| 06/20/2013 | WO2013089928A1 A method for producing biobased chemicals from plant biomass |
| 06/20/2013 | WO2013089615A1 Mixing unit for use in a mixing apparatus and a mixing apparatus |
| 06/20/2013 | CA2855192A1 A method for producing biobased chemicals from plant biomass |
| 06/18/2013 | CA2651483C Methods for carbonate pretreatment and pulping of cellulosic material |
| 06/13/2013 | WO2013082735A1 Chemical mechanical pulping method |
| 06/13/2013 | US20130146239 Enzymatic pre-treatment of market pulp to improve fiber drainage and physical properties |
| 06/13/2013 | US20130146238 Funtionalizing Cellulosic and Lignocellulosic Materials |
| 06/12/2013 | EP2602266A1 Method for liquefying biomass |
| 06/05/2013 | CN102493257B Masson pine dissolving pulp and production method thereof |
| 05/23/2013 | US20130126109 Silicate Free Refiner Bleaching |
| 05/22/2013 | CN103114483A Novel production technology of wood fiber |
| 05/15/2013 | EP2591165A1 Method and system for impregnating chips |
| 05/15/2013 | CN103103864A Method for preparing chemical-mechanical pulp for fluting medium by using fresh empty fruit bunches |
| 05/15/2013 | CN102261007B Method for grading and separating all components of forestry cellulose biomass and preparing fuel alcohol and xylo-oligosaccharide by utilizing separated components |
| 05/10/2013 | WO2013017289A3 A method for producing biofuel and biogas from insoluble organics |
| 05/08/2013 | CN103097606A Method and system for impregnating chips |
| 05/08/2013 | CN103097605A Process for recovering sugars from a pretreatment stream of lignocellulosic biomass |
| 05/02/2013 | US20130105098 Method and system for impregnating chips |
| 05/01/2013 | CN202909690U Intermittent energy-saving micro-emission steam explosion device |
| 04/30/2013 | US8430968 Method of extracting starches and sugar from biological material using controlled cavitation |
| 04/24/2013 | CN103069072A Method, system and withdrawal screen section for impregnating chips |
| 04/24/2013 | CN103061177A Wet feed preparation method and device for bagasse before continuous cooking |
| 04/24/2013 | CN102182086B Method for preparing bamboo pulp by full-liquid-phase prehydrolysis sulfate displacement cooking process |
| 04/23/2013 | US8426185 Thermophilic and thermoacidophilic biopolymer-degrading genes and enzymes from Alicyclobacillus acidocaldarius and related organisms, methods |
| 04/10/2013 | EP2576757A1 Method and device for the hydrolysis of preferably solid organic substrates |
| 04/09/2013 | CA2745466C Increasing alkaline pulping yield for softwood with metal ions |
| 04/04/2013 | WO2013044347A1 Method for preparing nonwood fiber paper |
| 03/28/2013 | WO2013041207A1 Device and method for hydrothermally pulping dried, lignified lignocellulosic biomass |
| 03/28/2013 | WO2013040702A1 Method for heating a feedstock |
| 03/28/2013 | CA2848935A1 Method for heating a feedstock |
| 03/27/2013 | CN103003487A Method and system for high alpha dissolving pulp production |
| 03/27/2013 | CN102995476A Bamboo wood dissolving pulp replacement and boiling method |
| 03/27/2013 | CN101906729B Method for continuously cooking grass raw materials and equipment used in same |
| 03/23/2013 | CA2789562A1 Pretreatment method for producing water-soluble sugars from lignocellulosic material |
| 03/20/2013 | CN102985610A Method and system for pulp processing using cold caustic extraction with alkaline filtrate reuse |
| 03/20/2013 | CN102182089B Short fiber food waste residue-based nano cellulose and preparation method thereof |
| 03/19/2013 | CA2549834C Process for removing interfering substances in the production of mechanical pulp and process for producing mechanical pulp |
| 03/13/2013 | EP2567023A1 Method and system for high alpha dissolving pulp production |
| 03/13/2013 | EP2567022A1 Method and system for pulp processing using cold caustic extraction with alkaline filtrate reuse |
| 03/12/2013 | US8394235 Removal of inhibitory compounds during pre-treatment of lignocellulosic biomass |
| 03/12/2013 | CA2494398C Grooved pyramid disperger plate |
| 03/07/2013 | WO2013032377A1 Kraft cooking method using polysulfide cooking liquor |
| 03/06/2013 | CN102953287A Preparation method for rape stem paper pulp |
| 02/27/2013 | CN102943409A Method for making paper by utilizing aquilaria sinensis branches and leaves |
| 02/27/2013 | CN101942485B Method for producing acetone butanol by steam explosion straw xylose fermentation and extracting remainder |
| 02/26/2013 | CA2562901C A method and a device for removing gas from wood chips |
| 02/20/2013 | EP2559768A1 Enzymatic hydrolysis pretreatment of lignocellulosic materials |
| 02/20/2013 | CN102182085B Cracking impregnator |
| 02/18/2013 | CA2786290A1 Enzymatic hydrolysis pretreatment of lignocellulosic materials |
| 02/13/2013 | EP2557225A1 Paper filler composition |
| 02/13/2013 | CN102926256A Denatured production process of bamboo pulp for producing viscose fiber |
| 02/07/2013 | WO2013017289A2 A method for producing biofuel and biogas from insoluble organics |
| 02/06/2013 | CN102918200A Improved methods of treating a biomass for enzymatic hydrolysis |
| 02/05/2013 | CA2784199A1 Tubular reactor for thermal treatment of biomass |
| 01/31/2013 | WO2013013318A1 Two-stage continuous pre-treatment of lignocellulosic biomass |
| 01/31/2013 | CA2842781A1 Two stage continuous pre-treatment of lignocellulosic biomass |
| 01/30/2013 | CN101160431B Method for separating the main components of lignocellulosic materials |
| 01/24/2013 | WO2013010271A1 Conditioning of biomass for improved c5/c6 sugar release prior to fermentation |
| 01/24/2013 | CA2838560A1 Conditioning of biomass for improved c5/c6 sugar release prior to fermentation |
| 01/23/2013 | CN102888772A Method for preparing bamboo pulp by replacing cooking sulfate with steaming sulfate |
| 01/17/2013 | WO2013008135A1 Method to produce high-resistance cellulose and hemicellulose fibers from lignocellulosic biomass of sugarcane leaves and buds |
| 01/17/2013 | WO2012153189A3 Process and system for producing biogas from anaerobic digestion of plant biomass in solid phase |
| 01/17/2013 | WO2012153188A3 Process and system for the production of biogas from vegetal biomass |
| 01/09/2013 | CN102869780A Method for producing fermentation products from lignocellulose-containing material |
| 01/02/2013 | CN102852028A Method for low carbon cyclic utilization of oil palm waste via RBMP process and manufacture of mechanical paste via continuous bleaching |
| 12/27/2012 | WO2012174961A1 Method for pre-treating cellulosic plant material |
| 12/26/2012 | EP2537979A1 Method of producing cellulose pulp |
| 12/23/2012 | CA2780587A1 Method of producing cellulose pulp |
| 12/12/2012 | CN102817262A High-yield environment-friendly papermaking and pulping process method and system |
| 12/05/2012 | CN101175860B Cellulases, nucleic acids encoding them and methods for making and using them |
| 12/05/2012 | CN101061272B A method and apparatus for processing wood chips |