| Patents for D21B 1 - Fibrous raw materials or their mechanical treatment (6,805) |
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| 02/13/2008 | CN101121943A Technique for producing ethanol and making paper by sweet sorghum stalk or sugar cane |
| 02/13/2008 | CN100368628C Pulp making process employing straw to make environment-friendly paper film |
| 02/13/2008 | CN100368091C Refiner |
| 02/10/2008 | CA2596796A1 Processes and systems for the pulping of lignocellulosic materials |
| 02/07/2008 | US20080029232 Process and Device to Manufacture Cellulose Pulp |
| 02/06/2008 | CN201016151Y Drum core bend preventing device of barrel fluffer |
| 02/06/2008 | CN101117779A Method of mechanical pulp making by using cotton pole |
| 02/06/2008 | CN101117777A Pre-treatment method for improving ligno-cellulose raw material biological transformation ratio |
| 01/31/2008 | WO2007070415A3 Recyclable & compostable eating utensils & other products from crop-based resin |
| 01/31/2008 | CA2595505A1 Method of preparing a feed containing biomass for later gasification |
| 01/30/2008 | EP1882061A2 Pulper for recycling a batch and method for extracting fibers from a mixture containing fibers |
| 01/30/2008 | CN201012514Y Gas flow web formation dry way paper machine |
| 01/30/2008 | CN100365201C Enzymatic deinking method for waste newspaper |
| 01/30/2008 | CN100365200C Process and device for inflation suspension |
| 01/29/2008 | CA2453241C Use of thinnings and other low specific gravity wood for lyocell pulps method |
| 01/24/2008 | DE102007003964A1 Wood-pulping equipment for paper- or card manufacture, employs compression refiner to complete fiber hydration and separation without damage |
| 01/23/2008 | CN201010818Y Plant splitter |
| 01/23/2008 | CN201010817Y Fiber uncoiling body and its fiber uncoiling machine |
| 01/23/2008 | CN101109158A Method for dispersing pulp |
| 01/23/2008 | CN101109157A Method for processing steaming rotting |
| 01/23/2008 | CN101109156A Method for feed preparation of grass pulping raw material by using rigid hammer crusher |
| 01/23/2008 | CN101109155A Novel papermaking feed-preparing combined equipment system and technique |
| 01/22/2008 | CA2384461C Method in connection with the production of mechanical pulp |
| 01/22/2008 | CA2362667C Refining element |
| 01/17/2008 | WO2008007204A1 Modular system and method for separating and recovering fractions from the reject of a pulper |
| 01/16/2008 | EP1877619A1 Method of recycling fibers from sewage sludge and means thereof |
| 01/16/2008 | CN101105014A Pulp-breaking machine extraction bedplate for fiber separation for paper pulp |
| 01/16/2008 | CN101105010A Method for preparing plant peel fibre |
| 01/16/2008 | CN101105009A Juice extracting and fibre rolling machine |
| 01/16/2008 | CN100362100C Cellulase variants |
| 01/15/2008 | US7318880 Method for defibring recycled fiber material in a drum pulper, and a drum pulper |
| 01/15/2008 | CA2426014C Method of recycling bonded fibrous materials and synthetic fibers and fiber-like materials produced thereof |
| 01/10/2008 | WO2008003283A2 Device for the production or processing of pulp |
| 01/10/2008 | WO2008003121A1 Paper strengthening methods and apparatus |
| 01/10/2008 | WO2007087408A3 Method and arrangement for feeding chemicals into a process stream |
| 01/09/2008 | EP1874995A1 Method for separating the main components of lignocellulosic materials |
| 01/09/2008 | CN101100830A Technique for producing sheet-type electronic component paper carrying base paper by using waste paper pulp |
| 01/09/2008 | CN101100817A Method and device for extracting straw fibre |
| 01/09/2008 | CN101100816A Dry feed preparation method for grass material |
| 01/09/2008 | CN101099965A Selecting technology during preparing grass material |
| 01/08/2008 | CA2442886C Process for making a flowable and meterable densified fiber particle |
| 01/08/2008 | CA2323825C Paper separation and singulation apparatus and method |
| 01/03/2008 | US20080001011 Pulp flaker |
| 01/02/2008 | EP1871949A1 Disc housing |
| 01/02/2008 | EP1727935B1 Device and method for reducing vapour loss in a closed system |
| 01/02/2008 | CN100359063C Thread using bamboo skin and its producing method |
| 01/02/2008 | CN100358827C Paper pulp ash and its preparing process |
| 01/01/2008 | US7314561 Method for purifying water |
| 12/26/2007 | CN200996061Y Cotton-stalk skin-core separater |
| 12/26/2007 | CN101092806A Paper with low whiteness and without any chlorine for cigarette paper and fabricating method |
| 12/26/2007 | CN101092804A Light type paper with low whiteness and without any chlorine for textbook and fabricating method |
| 12/26/2007 | CN101092798A Method for producing raw material of papermaking fiber |
| 12/26/2007 | CN101092435A Technical method for separating organic constituent of biomass |
| 12/25/2007 | US7311270 Device and methodology for improved mixing of liquids and solids |
| 12/20/2007 | US20070292217 Corn stover blanket and method of making the same |
| 12/19/2007 | CN200992663Y Continuous hydraulic pulping machine |
| 12/19/2007 | CN101089289A Poplar ASGW pulp new process |
| 12/13/2007 | WO2007140839A2 Method for producing fibrous material made of wood |
| 12/13/2007 | WO2007140838A2 Lignocellulosic fibrous material made of wood |
| 12/13/2007 | WO2007140837A2 Method for producing fibrous material |
| 12/13/2007 | CA2634380A1 Process for producing fibrous material from wood |
| 12/13/2007 | CA2634378A1 Method for producing fibrous material |
| 12/13/2007 | CA2634202A1 Wood-based lignocellulosic fibrous material |
| 12/12/2007 | EP1450994B1 Processing of ligno-cellulose materials |
| 12/12/2007 | CN200988932Y Steam automatic controller for heat mill |
| 12/12/2007 | CN101086150A Gluing-free middle and high-density fiber board preparation method |
| 12/12/2007 | CN101085985A Cellulase variants |
| 12/11/2007 | US7306697 Used paper diaper processing method and used paper diaper processing device |
| 12/06/2007 | DE19983882B4 Fasermaterial mit hohem spezifischen Volumen, hoher Festigkeit und permanenter Fasermorphologie Fiber material with a high volume, high strength and permanent fiber morphology |
| 12/06/2007 | DE102006020450A1 Treatment of dry broke of paper, board or coating machine, comprises diluting the dry broke in water, treating the diluting paper in washing process to reduce thick material and machining the material mechanically by shear forces |
| 12/05/2007 | EP1862587A2 Chemical activation and refining of southern pine kraft fibers |
| 12/05/2007 | EP1862586A1 Used paper recycling apparatus and its constituent devices |
| 12/05/2007 | EP1595024A4 Various banding apparatus and methods for using such |
| 12/04/2007 | US7303707 Processing of ligno-cellulose materials |
| 11/28/2007 | EP1860231A2 Method and device for cleaning paper raw materials containing impurities |
| 11/28/2007 | CN101078186A Corn straw processing system and method |
| 11/28/2007 | CN101078184A Forming method for plant fibre |
| 11/28/2007 | CN100351460C Deinking device |
| 11/27/2007 | US7300541 High defiberization chip pretreatment |
| 11/27/2007 | US7300539 Treatment of solid containing material derived from effluent |
| 11/22/2007 | US20070267163 Used paper recycling apparatus and its constitutent devices |
| 11/22/2007 | US20070267159 Bamboo fibre and its manufacture |
| 11/21/2007 | CN200978367Y Grass cutting and dust removing integral device |
| 11/21/2007 | CN101074545A Used paper recycling apparatus and its constituent devices |
| 11/21/2007 | CN101074544A Fibre decomposite and fibre de-composition apparatus |
| 11/20/2007 | US7296682 Process for controlling operation of a flotation cell |
| 11/19/2007 | CA2586770A1 Used paper recyclying apparatus and its constituent devices |
| 11/15/2007 | DE202006010608U1 Vorrichtung zur Herstellung oder Aufbereitung von Pulpe Apparatus for the production or processing of pulp |
| 11/14/2007 | EP1755774B1 A method, an apparatus and a rotor for homogenizing a medium |
| 11/14/2007 | CN101072912A Method of deinking recycled paper employing centrifigal cleaners |
| 11/14/2007 | CN101070683A Level-rotating drum defibering machine |
| 11/08/2007 | WO2007125152A1 Device and method for defibration of wood |
| 11/07/2007 | CN200971450Y Automatic hay cutter |
| 11/07/2007 | CN101067283A Wooden pulp crusher |
| 11/06/2007 | US7291247 Concurrently bleaching, heat treating and convolving cellulosic fiber pulp in bleaching liquor; recovering pulp |
| 11/06/2007 | US7291244 Pulp flaker |
| 10/31/2007 | CN200967913Y Paper pulp treatment device |
| 10/31/2007 | CN200966248Y Screw type straw muller |
| 10/30/2007 | US7288196 Plant matter packaging method |
| 10/25/2007 | WO2007071387A3 Plant fibre, fibre-based moulded body, and method for producing plant fibres provided with novolak |