| Patents for D21B 1 - Fibrous raw materials or their mechanical treatment (6,805) |
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| 04/17/2013 | CN101910508B Pulper for pulverizing and suspending paper material |
| 04/10/2013 | EP2576757A1 Method and device for the hydrolysis of preferably solid organic substrates |
| 04/10/2013 | CN202865674U Thermometal defibrator central plate |
| 04/10/2013 | CN103038415A Process for reclying waste paper, product obtained therefrom and its uses |
| 04/10/2013 | CN103031768A Improved equipment and method for separating heavyweight part during waste paper conversion |
| 04/10/2013 | CN103031761A Preparation method of cationic wollastonite mineral fiber slurry for papermaking |
| 04/10/2013 | CN103031760A Method and device for dissolving fiber material by heating pump system with high efficiency and saved energy |
| 04/10/2013 | CN103031759A Cornstalk raw material for papermaking |
| 04/10/2013 | CN102011334B Method for pulping and making paper by using eucalyptus bark |
| 04/04/2013 | WO2013045820A1 Method for producing wood fibres for a culture substrate |
| 04/04/2013 | WO2013045782A1 Enzymatic pretreatment of wood in a method for producing mechanical paper pulp |
| 04/04/2013 | WO2013045325A1 Operating method for a stock preparation zone |
| 04/04/2013 | WO2013044347A1 Method for preparing nonwood fiber paper |
| 04/04/2013 | DE102011083709A1 Betriebsverfahren für eine Stoffaufbereitung A method of operating a stock preparation |
| 04/04/2013 | CA2844380A1 Enzymatic pretreatment of wood in a method for producing mechanical paper pulp |
| 04/03/2013 | CN103025954A Treatment of plant biomass |
| 04/03/2013 | CN103015242A Efficient rotating cutter device for waste paper pulping cutting |
| 03/30/2013 | CA2791221A1 Compositions and methods for waste bioremediation |
| 03/28/2013 | WO2013041298A1 Device for heating a feedstock |
| 03/27/2013 | EP2573258A1 Method and apparatus for processing wood chips for the production of fibrous material containing wood |
| 03/27/2013 | EP2572035A1 Pulper having a supply chamber and a displacement chamber |
| 03/27/2013 | EP2572034A1 Lignocellulosic fiber material, natural fiber reinforced plastic, and method for production |
| 03/27/2013 | CN202830622U Recoverer for waste paper |
| 03/27/2013 | CN202830621U Pulp fiber processing device |
| 03/27/2013 | CN102995474A Wood fiber used for towels |
| 03/27/2013 | CN102995473A Corn stalk raw material used for papermaking |
| 03/27/2013 | CN102418296B Device and method for puffing fibers in household garbage |
| 03/27/2013 | CN102268824B Simple, quick and mechanical degumming production equipment and process for ramie |
| 03/27/2013 | CN102144149B Method and equipment for controlling reject handling in pulping process |
| 03/21/2013 | WO2013013655A3 Pulper having a shaft and method for treating composite materials |
| 03/21/2013 | DE102011082976A1 Vorrichtung zum Aufschlagen (zerkleinern, zerfasern, auflösen, aufbereiten) von Altpapieren und Zellstoffen in einem Pulper (Stofflöser) Apparatus for Serving (crush, shred, dissolve, recycle) of recycled paper and pulp in a pulper (pulper) |
| 03/20/2013 | EP2569480A1 Process for reclying waste paper, product obtained therefrom and its uses |
| 03/20/2013 | EP2569098A2 De-inking screen with air knife |
| 03/20/2013 | CN202809366U Pulper |
| 03/20/2013 | CN202809365U Upper cover of stock tank of intermediate concentration pulper |
| 03/20/2013 | CN202809364U Membrane and paper separator of PE coated paper |
| 03/20/2013 | CN102978983A Industrial maize straw raw material |
| 03/20/2013 | CN102978982A Corn stalk material for making paper |
| 03/20/2013 | CN102978981A Fiber raw material for papermaking |
| 03/20/2013 | CN102251429B Colored kraft paper and production method thereof |
| 03/14/2013 | WO2013034811A1 A method for manufacturing a material component, a material component and its use and a paper product |
| 03/14/2013 | WO2013034727A1 Pre-engineered recyclable products |
| 03/13/2013 | EP2568078A1 Pulper |
| 03/13/2013 | EP2568001A1 Pre-engineered recyclable product |
| 03/13/2013 | CN202786923U Special material discharge device for pulper |
| 03/13/2013 | CN202786922U Pulper used for papermaking |
| 03/13/2013 | CN202786921U Pulp dispersing device |
| 03/13/2013 | CN202786920U Waste paper transportation and recovery system |
| 03/13/2013 | CN202786919U Hydraulic-power pulp crushing system |
| 03/13/2013 | CN102971410A Method and device for the hydrolysis of preferably solid organic substrates |
| 03/13/2013 | CN102965992A Fiber raw material |
| 03/13/2013 | CN101988276B Pulper with torque motor |
| 03/12/2013 | CA2494398C Grooved pyramid disperger plate |
| 03/07/2013 | WO2012113470A3 Pulper for comminuting and suspending paper pulp |
| 03/07/2013 | US20130059897 Rapid release irbesartan-containing pharmaceutical composition |
| 03/07/2013 | US20130056165 Process for fibrillating lignocellulosic material, fibres and their use |
| 03/07/2013 | DE102011082109A1 Grinding plant arrangement for grinding of aqueous suspended pulp fibers, has a screen which is arranged between the inlet of pulp fibers and a grinding gap formed between the relatively moving grinding surfaces in a closed housing |
| 03/06/2013 | CN202766895U Double screw rod impregnator |
| 03/06/2013 | CN202766894U Hydrapulper for papermaking |
| 03/06/2013 | CN202766893U Median-low concentration pulper |
| 03/06/2013 | CN202766892U Double screw rod high consistency mixer |
| 03/06/2013 | CN202766891U Papermaking raw material cutting machine |
| 03/06/2013 | CN1936173B Used paper recycling apparatus and its constituent devices |
| 03/06/2013 | CN102953285A Novel wood chip tearing machine |
| 03/06/2013 | CN102953284A Corn straw raw material used for paper making |
| 03/06/2013 | CN102080338B Method for preparing PU (polyurethane) synthetic leather additive |
| 02/28/2013 | WO2012175806A3 Method and apparatus for fibrillation of cellulose containing materials |
| 02/28/2013 | US20130052695 Fine fibrous cellulosic material and process for producing the same |
| 02/27/2013 | CN202755245U Raw material screening and dust removing equipment used for papermaking |
| 02/27/2013 | CN202755244U Ammonia water distributor piece of pulp machine |
| 02/27/2013 | CN102943409A Method for making paper by utilizing aquilaria sinensis branches and leaves |
| 02/27/2013 | CN102942797A Plant fiber wood-plastic composite material and preparation method thereof |
| 02/26/2013 | CA2562901C A method and a device for removing gas from wood chips |
| 02/20/2013 | CN202744877U Grinding disc of defibrator |
| 02/20/2013 | CN102936867A Preparation process of fuel cell electrode porous diffusion layer material carbon fiber paper |
| 02/20/2013 | CN102936861A Extrusion fluffer |
| 02/20/2013 | CN102936353A Method for preparing high air tightness antibacterial reinforced membrane by using straws |
| 02/20/2013 | CN102212971B Method for processing straw through plasma |
| 02/20/2013 | CN102182085B Cracking impregnator |
| 02/20/2013 | CN101929087B Efficient impurity removal process for bagasse |
| 02/13/2013 | EP2557225A1 Paper filler composition |
| 02/13/2013 | CN102933764A Pulper having a supply chamber and a displacement chamber |
| 02/13/2013 | CN102926258A Method for producing insulation paper from wastepaper |
| 02/13/2013 | CN102926251A Method for extracting cellulose from straw by adopting ionic liquid |
| 02/13/2013 | CN102926250A Novel technology for papermaking through waste paper with low cost and high purity |
| 02/13/2013 | CN102312385B Mounting structure of rotor in hydraulic washing machine |
| 02/12/2013 | CA2574368C Process for mixing device therefor and use thereof |
| 02/06/2013 | EP2553112A2 Method for obtaining a fermentable product from polluted ligno-cellulosic biomass |
| 02/06/2013 | CN102230285B Pulping system and pulping method for environment-friendly mechanical pulp and chemical mechanical pulp of non-woody crops |
| 01/31/2013 | WO2013013655A2 Pulper having a shaft and method for treating composite materials |
| 01/31/2013 | WO2012168563A3 Process for a natural fiber composite material manufacturing, products obtained and methods of application thereof |
| 01/31/2013 | DE102012011776A1 Pulper mit einer Welle und Verfahren zur Behandlung von Verbundmaterialien Pulper with a shaft and methods for the treatment of composite materials |
| 01/30/2013 | EP2551404A1 Pulper for recycling a mixture |
| 01/30/2013 | CN202705773U Paper pulp machine having pulping and filtering function |
| 01/30/2013 | CN102899950A Method for preparing nano cellulose by simultaneous assistance of ultrasonic waves and microwaves |
| 01/30/2013 | CN102899949A Method for preparing cellulose nano-fibril film by utilizing wood powder |
| 01/30/2013 | CN102899948A Design method for grinding disc toot-shaped structure of circular dividing large-diameter defibrator |
| 01/30/2013 | CN102366756B Method for recycling papermaking waste residues |
| 01/30/2013 | CN101160431B Method for separating the main components of lignocellulosic materials |
| 01/24/2013 | WO2013010230A1 Cellulosic fiber disruptive device from paper scrap by abrasion with soluble contaminants extraction during process |