| Patents for D21B 1 - Fibrous raw materials or their mechanical treatment (6,805) |
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| 08/31/2011 | CN101718052B Environment-friendly thistle board protective paper and production method thereof |
| 08/31/2011 | CN101086150B Gluing-free middle and high-density fiber board preparation method |
| 08/30/2011 | CA2461651C Screen |
| 08/25/2011 | DE102010002199A1 Pulper for crushing and suspending fibrous material, has container and rotor for circulating fibrous material suspension that is available in container, where rotor is arranged in container and is coupled with electric drive |
| 08/24/2011 | CN201942941U 中大容积立式水力碎浆机转子装置 Large volume vertical rotor means hydrapulper |
| 08/24/2011 | CN201942940U 一种小容积立式水力碎浆机轴装置 A small-volume vertical shaft means hydrapulper |
| 08/24/2011 | CN102162206A Method for preparing jute vinyl paper by dry method |
| 08/17/2011 | EP2356277A2 Methods and devices for continuous transfer of particulate and/or fibrous material between two zones with different temperatures and pressures |
| 08/17/2011 | EP2356276A1 Mixing device |
| 08/17/2011 | CN201934662U 一种辊式切草机上的轴承室润滑密封装置 A roller bearing chamber lubrication seal grass cutting machine |
| 08/17/2011 | CN1839227B Multi-stage AP mechanical pulping process with refiner flow line treatment |
| 08/17/2011 | CN102154912A Continuous preparation method of organic fiber pulp |
| 08/17/2011 | CN102154907A Bamboo pulping method |
| 08/17/2011 | CN102154877A Grinding process for domestic waste paper |
| 08/17/2011 | CN102154871A Method for pulping without producing strongly alkaline high-pollution black liquor |
| 08/17/2011 | CN102154868A Automatic frequency conversion pulping system in household paper manufacturing process |
| 08/17/2011 | CN102154867A Pretreatment method of household paper pulp |
| 08/17/2011 | CN102154866A Cotton stalk raw material and mulching film separator |
| 08/17/2011 | CN102154865A Process for increasing the refiner production rate and/or decreasing the specific energy of pulping wood |
| 08/17/2011 | CN102154864A Reed residue squeezing machine |
| 08/17/2011 | CN102150626A Granulated paper pad for pets and manufacturing method thereof |
| 08/17/2011 | CN101725064B Method for improving removal effect of stickies in waste paper pulp |
| 08/17/2011 | CN101538814B Solid waste paper pulp and manufacturing method thereof |
| 08/17/2011 | CN101321908B Process of producing high-yield pulp |
| 08/11/2011 | WO2011096316A1 Waste-paper processing device |
| 08/11/2011 | WO2011095698A1 Apparatus and method in connection with a static mixer |
| 08/11/2011 | WO2011095697A1 Apparatus for mixing a substance into a medium |
| 08/10/2011 | EP2352877A1 Comminution and densification of biomass particles |
| 08/10/2011 | EP2352594A1 A mixing impeller |
| 08/10/2011 | CN201924224U 一种单效纤维分离机 A single-effect fluffer |
| 08/10/2011 | CN101831821B Production method of tissue paper |
| 08/10/2011 | CN101792980B Mechanical pulping method for biological bacteria liquid |
| 08/10/2011 | CN101381966B Non-adhering disintegration device and disintegration method |
| 08/10/2011 | CN101012627B Drum core bend preventing device of barrel fluffer |
| 08/09/2011 | US7993898 Cellulase variants |
| 08/09/2011 | CA2503755C Apparatus and method for production of pulp |
| 08/04/2011 | WO2011092378A1 Processing of wood chips for production of thermomechanical pulp |
| 08/04/2011 | US20110189463 Melt blown fine fibers and methods of manufacture |
| 08/04/2011 | DE102010006753A1 Chemical process for decomposing cellulose into glucose, comprises decomposing cellulose by a corrosive or solvent action with the help of hydrodynamic cavitations |
| 08/03/2011 | EP2350381A1 Method for manufacturing papermaking pulp |
| 08/03/2011 | CN201915288U 一种木片上料机 One kind of wood chips on the feeder |
| 08/03/2011 | CN102144149A Method and equipment for controlling reject handling in pulping process |
| 08/02/2011 | CA2633800C A method for manufacturing mechanical pulp |
| 07/28/2011 | WO2011089942A1 Paper material supply device and waste paper recycling processing device |
| 07/28/2011 | WO2011088973A1 Method for producing wood pulp |
| 07/27/2011 | EP2348154A1 Method for manufacturing wooden material |
| 07/27/2011 | CN101519671B Technological method for transforming fuel alcohol in stages and cogenerating electricity and paper pulp with pennisetum hydridum |
| 07/27/2011 | CN101225614B Paper-making technique employing bio-fermentation pulping method instead of chemical pulping technique |
| 07/27/2011 | CN101148830B Method for separating straw components by carrying steam explosion-microwave coupling treatment to plant straw |
| 07/21/2011 | WO2010131016A3 Paper filler composition |
| 07/20/2011 | CN102131854A Method for using silanes and silane blends in wood-plastic composite manufacturing |
| 07/20/2011 | CN101666053B Production method of chemi-mechanical pulp |
| 07/20/2011 | CN101570034B Process for producing poplar-branch formaldehyde-free density boards |
| 07/20/2011 | CN101538812B Blueprint base paper making technology |
| 07/20/2011 | CN101408010B Method for making hand-made paper by dry method |
| 07/20/2011 | CN101158123B High-strength bamboo pulp manufacturing technique |
| 07/19/2011 | US7981247 Process for increasing the refiner production rate and/or decreasing the specific energy of pulping wood |
| 07/19/2011 | CA2469837C System for deinking pulp with means for guiding bubbles |
| 07/13/2011 | CN101586315B Novel printing paper and production method thereof |
| 07/07/2011 | WO2011081006A1 Waste paper processing device |
| 07/07/2011 | US20110162814 Refiner steam separation system for reduction of dryer emissions |
| 07/07/2011 | US20110162810 Method and device for processing waste paper |
| 07/07/2011 | DE112009002115T5 Verfahren und Vorrichtung zum Steuern der Handhabung von Spuckstoff in einem Pulverprozess Method and apparatus for controlling the handling of reject in a powder process |
| 07/06/2011 | EP2176461B1 Process for making paper and use of an acid/base treatment in papermaking |
| 07/06/2011 | CN201891043U Flotation device for removing impurities from fiber suspension through flotation process |
| 07/06/2011 | CN101831820B Method for producing white pine and poplar chemical and mechanical paper pulp |
| 06/30/2011 | WO2011078760A1 Procedure for controlling the pulp quality from refiners |
| 06/30/2011 | WO2011077446A1 Process for recycling cotton fabrics |
| 06/30/2011 | WO2011077155A1 Recycling technology |
| 06/30/2011 | CA2784502A1 Procedure for controlling the pulp quality from refiners |
| 06/29/2011 | EP1954871B1 Process of producing high-yield pulp |
| 06/29/2011 | CN201880605U Bark-stem separator |
| 06/29/2011 | CN102108649A Waste paper deinking process method |
| 06/29/2011 | CN102108645A Recovery processing process for heat transfer printing paper |
| 06/29/2011 | CN102108644A Pollution-free production process of plant fiber pulp |
| 06/28/2011 | US7967947 Pulp is adjusted to a desired freeness by generating cavitation bubbles in a pulp suspension by fluid jet into process water and stripping contaminants by means of the impact force induced by collapse of the bubbles; decrease microorganisms; softwood or hardwood kraft, mechanical, recycled pulp |
| 06/23/2011 | WO2011074487A1 Waste paper processing system |
| 06/22/2011 | CN102102305A Waste paper recycling system |
| 06/22/2011 | CN101736657B Method for preparing citrus peel-residue paper pulp mould |
| 06/22/2011 | CN101613968B Method for eliminating pollution of closed papermaking factory |
| 06/22/2011 | CN101532260B Method for pulping by cooking solid base in plant fiber |
| 06/22/2011 | CN101158122B Bamboo dissolved pulp manufacturing technique |
| 06/16/2011 | WO2011071668A1 Method of production of fiber additive made from non - woody material and use |
| 06/16/2011 | WO2011071386A1 Novel method for processing lignocellulose containing material |
| 06/16/2011 | WO2011045094A3 Pulper |
| 06/16/2011 | US20110139383 Functionalizing cellulosic and lignocellulosic materials |
| 06/16/2011 | DE102009054533A1 Arrangement for increasing fiber yield in sorting device, has outlet for accepted material and overflow mechanism for sorted overflow stream |
| 06/16/2011 | CA2783794A1 Novel method for processing lignocellulose containing material |
| 06/15/2011 | EP2333151A1 Novel method for processing lignocellulose containing material |
| 06/15/2011 | CN102094344A Wastepaper disintegrating method |
| 06/15/2011 | CN101579877B High component rice hull and poplar tree branch shoot combined high density board production process |
| 06/15/2011 | CN101381970B Method for co-producing paper pulp and fuel ethanol by wild grass on forest land |
| 06/15/2011 | CN101011182B Tobacco sheet producing process using improved paper making method |
| 06/09/2011 | WO2011066716A1 Ruminant-type high-concentration pulper |
| 06/09/2011 | DE102009056501A1 Machine for separating e.g. rigid paper parts from waste paper mixture for manufacturing newspaper, has control device controlling conveying device and sensor device such that control device exhibits different circumferential speeds |
| 06/09/2011 | DE102009047659A1 Disperger IV Disperser IV |
| 06/09/2011 | DE102009047653A1 Disperger III Disperser III |
| 06/09/2011 | DE102009047631A1 Dispersing device for fibrous material, has circular intermediate chambers formed between tooth series and are arranged such that tooth series is passed into intermediate chambers, and teeth including radially processed groove |
| 06/09/2011 | DE102009047625A1 Dispersing device for dispersing paper fiber, has treatment tools arranged in housing, and teeth arranged in ring shaped teeth rows and comprising circumferential groove that extends in circumferential direction |
| 06/08/2011 | EP2328966A1 Method for using silanes and silane blends in wood-plastic composite manufacturing |