| Patents for D21B 1 - Fibrous raw materials or their mechanical treatment (6,805) |
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| 05/23/2012 | CN102472002A Method and device for producing products from raw material pulp sheet |
| 05/23/2012 | CN101649566B Pulverizing device with double feeding inlets for automatically reloading as well as reloading and feeding method thereof |
| 05/22/2012 | US8182653 Refiner steam separation system for reduction of dryer emissions |
| 05/22/2012 | CA2721612C Processes for preparing mechanical pulps having high brightness |
| 05/18/2012 | WO2012062563A1 Rope winch control |
| 05/18/2012 | WO2012020938A3 Method for simultaneously preparing high-purity silica having fine structure and fiber |
| 05/17/2012 | US20120118517 Solid/fluid separation device and method for treating biomass including solid/fluid separation |
| 05/16/2012 | CN202220305U Revolving drum pulper with friction transmission of riding wheel |
| 05/16/2012 | CN202220304U Waste paper and dead leaves regeneration pulping device |
| 05/16/2012 | CN102459752A 对磨损部件涂覆涂层的方法、根据该方法涂覆涂层的磨损部件的使用、磨损部件和磨浆机 Wear member for applying a coating method for applying a coating according to the method of use of wear parts, wear parts and the refiner |
| 05/16/2012 | CN101085985B Cellulase variants |
| 05/10/2012 | WO2012058710A1 Paper feeder and method of feeding paper |
| 05/10/2012 | DE102010043603A1 Zopfwindensteuerung Zopfwindensteuerung |
| 05/10/2012 | CA2813288A1 Paper feeder and method of feeding paper |
| 05/09/2012 | CN102444045A Novel clean energy-saving process for pulping by taking fiber plant as raw material |
| 05/09/2012 | CN102444044A Retinervus luffae fructus pulp for manufacturing viscose fiber and preparation method thereof |
| 05/08/2012 | US8172985 Extraction bedplate with laser or water jet cut apertures |
| 05/03/2012 | US20120107480 Process for the production of nano-fibrillar cellulose gels |
| 05/03/2012 | US20120104313 biomass pretreatment process |
| 05/02/2012 | EP2447415A1 Processing of lignocellulosic and related materials |
| 05/02/2012 | EP2447414A1 Paper recycling |
| 05/02/2012 | EP2447413A1 Paper recycling method |
| 05/02/2012 | EP2446084A2 Method and apparatus for defibrillating cellulose fibres |
| 05/02/2012 | CN102438753A Procedure for controlling process conditions in refiners |
| 05/02/2012 | CN101451312B Method for preparing bleached chemical pulp by using grass type plants as raw materials |
| 05/02/2012 | CN101343844B Equipment and method for manufacturing high-density large-piece insulating paperboard |
| 04/26/2012 | WO2012052617A1 Processing of wood fibre fraction |
| 04/26/2012 | WO2011156212A3 Methods to degrade sludge from pulp and paper manufacturing |
| 04/25/2012 | EP2443283A1 Paper product and process for making same |
| 04/25/2012 | EP2443279A1 Method of making paper |
| 04/25/2012 | CN101914858B 一种模塑成型机模具滴水现象消除方法及模塑成型机 A molding machine mold dripping phenomenon Remedy and molding machines |
| 04/25/2012 | CN101711229B Concurrent anaerobic digestion and fermentation of lignocellulosic feedstocks |
| 04/19/2012 | US20120094105 Bagasse composite, method for preparing same and interior material using same |
| 04/18/2012 | CN202192660U 一种振动脱水筛 A vibrating dewatering screen |
| 04/18/2012 | CN102418296A Device and method for puffing fibers in household garbage |
| 04/17/2012 | US8157954 Method of recovering a base paper for gypsum board |
| 04/12/2012 | WO2012047700A1 Method for producing a high-freeness pulp |
| 04/12/2012 | WO2012045298A2 Method for processing biomass |
| 04/12/2012 | CA2806600A1 Method for producing a high-freeness pulp |
| 04/11/2012 | EP2438234A1 Method for coating a wear part, use of a wear part coated according to the method, wear part and refiner |
| 04/05/2012 | WO2012042498A1 Improved process for recovering sugars from a pretreatment stream of lignocellulosic biomass |
| 04/05/2012 | WO2012042497A1 Process for recovering sugars from a pretreatment stream of lignocellulosic biomass |
| 04/05/2012 | DE102011012191A1 Verfahren zur Aufbereitung von Grünschnitt Process for the preparation of green cuttings |
| 04/05/2012 | CA2810975A1 Improved process for recovering sugars from a pretreatment stream of lignocellulosic biomass |
| 04/05/2012 | CA2810973A1 Process for recovering sugars from a pretreatment stream of lignocellulosic biomass |
| 04/04/2012 | CN202181474U 一种废无尘纸回收利用设备 One kind of laid paper waste recycling equipment |
| 04/04/2012 | CN102400403A 高档宣纸浆的清洁工业生产法 High-grade pulp declared clean industrial production method |
| 04/03/2012 | CA2503595C Method and apparatus for producing mechanical fibers |
| 03/28/2012 | EP2432930A1 A pulper treating fiber mass |
| 03/28/2012 | EP1565610B1 Method and apparatus for producing mechanical fibers |
| 03/28/2012 | CN102392376A Gear ring stepped high-frequency fluffer |
| 03/28/2012 | CN101374994B Method and arrangement for feeding chemicals into a process stream |
| 03/27/2012 | CA2638150C Method and apparatus for conveying a cellulosic feedstock |
| 03/22/2012 | WO2012037250A2 Nano-deaggregated cellulose |
| 03/22/2012 | US20120067536 Pulper treating fiber mass |
| 03/22/2012 | CA2811311A1 Nano-deaggregated cellulose |
| 03/21/2012 | EP2430076A1 Pretreatment of lignocellulosic biomass through removal of inhibitory compounds |
| 03/21/2012 | CN102383328A Special ultra-heavy impurity treatment device for paper making |
| 03/21/2012 | CN101838942B Hay fiber pulling machine for paper-making pulping and system thereof |
| 03/21/2012 | CN101787654B Preparation method of heavy metal ion enrichment cellulosic material |
| 03/21/2012 | CN101451314B Method for preparing high-hardness pulp by using grass type plants as raw materials |
| 03/21/2012 | CN101155957B Method of recycling fibers from sewage sludge and means thereof |
| 03/14/2012 | EP1592838B1 An arrangement for and a method of treating pulp, and a method of modernizing a pulp tower |
| 03/14/2012 | CN202164505U 一种生产耐高温不锈钢衬纸的系统 A process for producing high temperature stainless steel backing system |
| 03/14/2012 | CN202164502U 一种利用全废纸脱墨浆生产中高档无碳复写纸的系统 A use of the whole high-grade waste paper deinking system NCR |
| 03/14/2012 | CN202164497U 改变浆液部分水流方向以提高碎纸效率的纸浆机转子 Change the direction of flow in order to improve the slurry portion pulp shredding rotor efficiency |
| 03/14/2012 | CN102378839A Process for the production of nano-fibrillar cellulose suspensions |
| 03/14/2012 | CN102378777A Process for the production of nano-fibrillar cellulose gels |
| 03/14/2012 | CN102373637A Pretreatment process for producing bamboo fibers with bamboos |
| 03/14/2012 | CN102373636A Process and device for recycling solid wastes during waste paper recycling production |
| 03/13/2012 | US8133351 Deinking a cellulosic substrate using magnesium hydroxide |
| 03/13/2012 | US8133350 paper recycling |
| 03/13/2012 | CA2505214C Process and device for blending liquid flows |
| 03/08/2012 | WO2012030346A1 Apparatus for comminuting fibrous materials |
| 03/07/2012 | EP2424671A1 Procedure for controlling process conditions in refiners |
| 03/07/2012 | CN202157241U 一种造纸备料专用锤刀 Preparation of a paper dedicated hammer knife |
| 03/07/2012 | CN102366756A Method for recycling papermaking waste residues |
| 03/01/2012 | WO2012025538A1 Process for the treatment of a paper pulp |
| 03/01/2012 | US20120048491 Process and apparatus for recycling coated paper products |
| 02/29/2012 | EP2421911A1 Separation of reactive cellulose from lignocellulosic biomass with high lignin content |
| 02/29/2012 | CN102365406A Strainer |
| 02/28/2012 | US8123904 Method of making medium density fiberboard |
| 02/22/2012 | EP2420616A1 Method and assembly for preparing wood for the production of medium thickness fibre boards |
| 02/22/2012 | CN202148459U 一种草料纤维拉丝机及其组成的草料处理系统 One kind of forage fiber drawing machine fodder processing system and its components |
| 02/22/2012 | CN102357465A Dry carding and grading method and equipment for biomass long and short fibers |
| 02/21/2012 | US8118171 Process and device for aerating suspensions |
| 02/21/2012 | CA2477196C Process of treating lignocellulosic material to produce bio-ethanol |
| 02/16/2012 | WO2012020938A2 Method for simultaneously preparing high-purity silica having fine structure and fiber |
| 02/15/2012 | CN102356194A Method, system and refiner for refining of wood chips or pulp fibers |
| 02/15/2012 | CN102352116A Wood-plastic composite material and preparation method thereof |
| 02/15/2012 | CN101230545B 一种用爆破法制浆的方法 A blasting pulping method |
| 02/09/2012 | WO2012017178A1 Deinking process and installation for the implementation thereof |
| 02/08/2012 | EP2415930A2 Pulp feeder for used paper recycling apparatus |
| 02/08/2012 | EP2414584A1 Process for the production of nano-fibrillar cellulose suspensions |
| 02/08/2012 | EP2414435A1 Process for the production of nano-fibrillar cellulose gels |
| 02/08/2012 | CN102348848A Method and chemical composition to improve efficiency of mechanical pulp |
| 02/08/2012 | CN102345240A An arrangement for and a method of treating pulp, and a method of modernizing a pulp tower |
| 02/08/2012 | CN102345239A Pulp feeder for used paper recycling apparatus |
| 02/08/2012 | CN102031727B 一种复合纤维包装板及其制造方法 A composite fiber board and its manufacturing method of the packaging |
| 02/08/2012 | CN101058949B 圆筒疏解机 Cylinder fluffer |