D21B 1 - Fibrous raw materials or their mechanical treatment

Patents for D21B 1 - Fibrous raw materials or their mechanical treatment (6,805)
11/2011
11/24/2011	WO2011144196A1 Pulper having a supply chamber and a displacement chamber
11/23/2011	EP2388373A1 Process and apparatus for wet pre-treatment of waste material, with low density particles removal
11/23/2011	CN202047309U Multiple-tank body steam explosion device
11/23/2011	CN202047308U Rotor fly cutter for smashing pulp
11/23/2011	CN202047307U Fiber separator
11/23/2011	CN102257211A Method for removing solids from a fibre suspension by flotation and flotation device for carrying out the same
11/23/2011	CN102251429A Colored kraft paper and production method thereof
11/23/2011	CN102251420A Universal gate transition region millstone
11/23/2011	CN102250256A Preparation method of carboxymethyl cellulose
11/23/2011	CN102248562A Method for producing paperboards and paper tubes
11/23/2011	CN102248560A Method for manufacturing plant fiber exterior wall cladding
11/23/2011	CN101806005B Paper pulp making method capable of reducing large amount of waste liquid and lowering consumption of materials
11/23/2011	CN101158136B Method for manufacturing lightweight acoustic insulation shock-proof wood-based panel by employing waste papers
11/17/2011	WO2011141899A1 Process for reclying waste paper, product obtained therefrom and its uses
11/17/2011	US20110277947 Cellulose nanofilaments and method to produce same
11/17/2011	CA2799057A1 Process for recycling waste paper, product obtained there from and its uses
11/16/2011	EP2386681A1 Process for recycling waste paper, product obtained there from and its uses
11/16/2011	CN202039238U Grass fiber pulping machine
11/16/2011	CN202039237U Slag-removing structure of pulper
11/16/2011	CN102242521A Method for preparing pulp by gramineous straw and use of obtained pulp
11/16/2011	CN102242511A Independent pulp proportioning technique for toilet-roll base paper
11/16/2011	CN102242510A Wet strength waste paper processing method
11/15/2011	US8057639 System and method for preextraction of hemicellulose through using a continuous prehydrolysis and steam explosion pretreatment process
11/10/2011	WO2011137551A1 Cleaning table for lengths of cleft timber
11/10/2011	US20110272842 Method for manufacturing and shaping environment-conservative plant fiber as substitute for wood, paper, and plastics
11/09/2011	CN102234948A Method for removing lignin by combined treatment of straws and laccase
11/09/2011	CN102234947A Pretreatment method for quickly degrading rice straw
11/08/2011	US8052837 Deinking of waste paper
11/02/2011	CN202023112U Net band overlapping paper-forming structure in dry method
11/02/2011	CN202023106U Pneumatic ejection instantaneous opening device
11/02/2011	CN102230290A High-concentration steaming and rinsing integrative storage reaction bin
11/02/2011	CN102230285A Pulping system and pulping method for environment-friendly mechanical pulp and chemical mechanical pulp of non-woody crops
11/02/2011	CN102230284A Ultrasonic-assistant steam explosion pretreatment process for extracting straw cellulose of crops
11/02/2011	CN102230283A Oxidative burst wall straw collecting device
11/01/2011	US8048263 Four stage alkaline peroxide mechanical pulpings
11/01/2011	CA2588501C Process for pre-hydrolysis of biomass
11/01/2011	CA2458100C Process for controlling operation of a flotation cell
10/2011
10/27/2011	US20110259537 Paper filler composition
10/26/2011	EP2379797A2 Method for removing solids from a fibre suspension by flotation and flotation device for carrying out the same
10/26/2011	CN102227531A Comminution and densification of biomass particles
10/26/2011	CN102226323A Technique for producing packaging material from waste paper
10/26/2011	CN102226318A Straw devillicating and fibrillating machine
10/26/2011	CN102226317A Co-production preparation method of bamboo biomass fuel and bamboo pulp
10/26/2011	CN102225571A Method for producing glue-free fiber board by using dry method of steam explosion slurry
10/26/2011	CN101591864B Environment friendly pulping process
10/25/2011	US8043473 Method of deinking recovered paper
10/20/2011	US20110253327 Method for refining cellulose fibers in aqueous suspension as well as refiner filling to implement said method
10/20/2011	US20110253325 Process for manufacturing insulating material
10/19/2011	EP2376706A1 Improved fibre furnish
10/19/2011	CN102220718A Method for preparing nano celluloses through high-pressure homogenizing and low-temperature cooling
10/18/2011	US8038841 Method for producing fine paper powder and resin composition containing the same
10/13/2011	WO2011124815A2 Method for obtaining a fermentable product from polluted ligno-cellulosic biomass
10/13/2011	US20110250674 Cellulase variants
10/13/2011	US20110248420 Methods of making inorganic fiber webs
10/12/2011	EP1992735B1 Method and device for aerating suspensions
10/12/2011	CN202007360U Step-type gear ring assembly applied to high-frequency fluffer
10/12/2011	CN102212972A Air pressure ejection instant starting device
10/12/2011	CN102212971A Method for processing straw through plasma
10/11/2011	US8034271 Process for making composite products from fibrous waste material
10/11/2011	CA2550814C Method of recovering a base paper for gypsum board and apparatus of recovering a base paper for gypsum board
10/05/2011	CN202000187U Pulper
10/05/2011	CN202000186U Recovery device for tailings of waste paper
10/05/2011	CN202000185U Dynamic energy-saving stirring system
10/05/2011	CN102209811A 混合装置 Mixing device
10/05/2011	CN102206928A Method for blasting plant biomass walls with oxygen
10/05/2011	CN102206927A Method and device for blasting straw walls with oxygen
10/05/2011	CN102206926A Method and equipment for producing paper pulp by oxidatively bursting wall of straw
10/05/2011	CN102206925A Multi-tank steam explosion device
10/05/2011	CN101838943B Knot energy-saving environment-friendly pulping method and equipment
10/05/2011	CN101451311B Refiner plate fixtures for quick replacement, and methods and assemblies therefor
09/2011
09/29/2011	WO2011069703A3 Disperger iii
09/29/2011	US20110236944 Method for producing intermediate material intended for ethanol production, and resulting intermediate material
09/29/2011	US20110236678 Method For Recycling Used Clothes And Domestic Textile
09/28/2011	EP2145026B1 Biomass treatment process
09/28/2011	CN201990889U 双螺旋搓磨分丝机 Double Helix and grind the sub-wire machine
09/27/2011	CA2615904C Methods of biomass pretreatment
09/21/2011	CN201981433U 一种防振式撕裂机挤压室固定装置 One kind of anti-vibration type tear extruded room fixtures
09/21/2011	CN102197174A Method for manufacturing papermaking pulp
09/21/2011	CN102191727A Preparation process of environmental protection liner paper
09/21/2011	CN101200862B Clean pulping process
09/15/2011	WO2011069704A3 Disperger iv
09/15/2011	US20110220306 Coating compositions comprising alkyl ketene dimer and alkyl succinic anhydrides for use in paper making
09/15/2011	US20110220305 Foreign matter removing apparatus, color erasing apparatus, and foreign matter removing method
09/14/2011	EP2365126A1 Paper product, particularly for hygienic-sanitary employments
09/14/2011	CN102182085A Cracking impregnator
09/14/2011	CN102182084A Integrated vortex pulping equipment
09/14/2011	CN101725063B Combined straw fiber preparing machine
09/14/2011	CN101135121B Pulper , screen plate for the pulper, and method for manufacturing the screen plate
09/13/2011	US8017372 Modified glucanase for use in textile and fabric treatment, detergents and papermaking
09/09/2011	WO2011107476A2 Method for recycling sheet material coated with a release agent and uses of the thus recycled material
09/09/2011	CA2791419A1 Method for recycling sheet material coated with a release agent and uses of the thus recycled material
09/07/2011	CN102177293A System and method for preextraction of hemicellulose through using a continuous prehydrolysis and steam explosion pretreatment process
09/07/2011	CN102174751A Method for promoting decomposition of straw lignocellulose
09/07/2011	CN101748629B Fiber decomposition device
09/07/2011	CN101725065B Ruminant-type high-concentration pulper
09/07/2011	CN101153470B Kneader
09/06/2011	CA2453131C Processes for preparing mechanical pulps having high brightness
08/2011
08/31/2011	CN102166508A Microwave steam explosion device
08/31/2011	CN102166497A Laboratory steam explosion machine
08/31/2011	CN102166496A In-situ steam explosion method and device

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