| Patents for D21B 1 - Fibrous raw materials or their mechanical treatment (6,805) |
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| 06/06/2002 | US20020066649 Acceleration conveyor |
| 06/05/2002 | EP0944759B1 Pulp grinder |
| 06/05/2002 | EP0944757B1 Arrangement for providing continuous grinding in a pulp grinder |
| 06/04/2002 | US6398914 Measuring spectral intensities |
| 05/30/2002 | US20020062935 Paper and absorbent products with reduced pitch content |
| 05/30/2002 | US20020062934 Non-woven web made with untreated clarifier sludge |
| 05/29/2002 | DE10102893A1 Flat high temperature insulating body used for high temperature applications consists of fine micro glass fibers, clay and wollastonite |
| 05/28/2002 | US6395131 Removal of wax from fiber suspension, flotation and transportation then removing wax |
| 05/23/2002 | WO2002040766A2 Method of recycling bonded fibrous materials and synthetic fibers and fiber-like materials produced thereof |
| 05/23/2002 | US20020060028 Device for diluting fibrous stock |
| 05/23/2002 | US20020060025 Pulper with extraction plate assembly having removable inserts and method of manufacturing same |
| 05/23/2002 | US20020060014 Manufacture of pulp and/or paper and/or board as well as equipment for the production of energy for at least the production plant's own needs; advantageously placed in the middle of a residential community vicinity. |
| 05/23/2002 | US20020059993 Method of forming and metering fluff pulp |
| 05/23/2002 | DE10056273A1 Verfahren zur Aufbereitung von störstoffhaltigem Altpapier A method for treating waste paper störstoffhaltigem |
| 05/22/2002 | EP1206481A2 Birch bark processing and the isolation of natural products from birch bark |
| 05/21/2002 | US6392070 Supercritical fluid extraction |
| 05/21/2002 | US6391151 Process for dissolving used paper |
| 05/21/2002 | US6391150 Germination of spores, heat treatment by hot dispersion, controlling temperature and processing spore free recycled pulp to paper tissue |
| 05/16/2002 | WO2002038853A2 Feather processing method and product |
| 05/16/2002 | US20020056531 Method for the carrying out of a flotation, bleach and/or dispersion process serving for the manufacture of fiber or paper |
| 05/15/2002 | EP1205596A1 Process for treating waste paper containing impureties |
| 05/15/2002 | EP0932455B1 Air density system with air recirculation and gyrating bar feeder |
| 05/14/2002 | US6387210 Method of making sanitary paper product from coarse fibers |
| 05/08/2002 | CN2490195Y Shavings transport system |
| 05/02/2002 | EP0932447B1 A method and an apparatus for recycling different components in a multiple layer material |
| 05/01/2002 | CN2488948Y Pulp stock feeding device mill for paper making |
| 05/01/2002 | CN2488947Y Dismounting device of rotary table in attrition mill for paper making |
| 05/01/2002 | CN1347473A Methods of making fibre bundles and fibrous structures |
| 04/30/2002 | US6379594 Process for producing workpieces and molded pieces out of cellulose and/or cellulose-containing fiber material |
| 04/30/2002 | US6379505 Pulper |
| 04/24/2002 | CN2487771Y Jetting explosion pulp-making machine |
| 04/24/2002 | CN2487770Y Washer |
| 04/23/2002 | US6374998 “Acceleration conveyor” |
| 04/18/2002 | US20020043577 Birch bark processing and the isolation of natural products from birch bark |
| 04/17/2002 | EP1196652A1 A method for the control of a ground wood pulping process |
| 04/16/2002 | US6372085 Steam explosion is used to increase the separation efficiency of the fibers from the ash; papermaking |
| 04/10/2002 | CA2358628A1 Non-woven web made with untreated clarifier sludge |
| 04/03/2002 | EP1191993A1 Separation device |
| 04/02/2002 | US6364999 Process for producing a wood pulp having reduced pitch content and process and reduced VOC-emissions |
| 04/02/2002 | US6364998 Refining pulp |
| 03/28/2002 | DE10046169A1 Vorrichtung zum Auflösen von Faserstoffen An apparatus for dissolving pulps |
| 03/26/2002 | US6361650 Process for upgrading of thermomechanical pulp to higher quality pulp |
| 03/26/2002 | CA2268881C Air density system with air recirculation and gyrating bar feeder |
| 03/26/2002 | CA2199834C Open air density separator |
| 03/21/2002 | WO2001076757A3 Apparatus and method for separating corrugated paper |
| 03/20/2002 | EP1188857A1 Apparatus for pulping fibrous materials |
| 03/20/2002 | EP0958427B1 A method and equipment for manufacturing predetermined low bark content wood chips and a high bark content fuel fraction from wood chips with bark attached |
| 03/19/2002 | CA2357449A1 Device for diluting fibrous stock |
| 03/18/2002 | CA2357673A1 Device and method of using explosive forces in a contained liquid environment |
| 03/14/2002 | WO2001089730A3 Method for processing waste and waste processing plant |
| 03/14/2002 | WO2001089702A3 Method and system for utilising waste |
| 03/14/2002 | DE10059968C1 Equipment for dividing cellulose bales during conveying to a papermaking process, comprises stationary, angled horizontal blade |
| 03/14/2002 | DE10043893A1 Verfahren zur Durchführung eines der Faser- oder Papierherstellung dienenden Flotations-, Bleiche- und/oder Dispergierprozesses A method for carrying out a fiber or paper manufacturing serving flotation, Bleiche- and / or dispersion process |
| 03/13/2002 | EP1186706A2 Treatment of fibres or paper |
| 03/13/2002 | EP0958058B1 Refining element |
| 03/13/2002 | EP0946820B1 Method and device for conducting a process in the production of paper |
| 03/06/2002 | CA2356586A1 A method for the carrying out of a flotation, bleach and/or dispersion process serving for the manufacture of fiber or paper |
| 02/27/2002 | EP1181227A1 Paper sorting system |
| 02/27/2002 | CN2479056Y Explosino hot-spouting tank |
| 02/27/2002 | CN2479055Y Explosion hot-spouting tank |
| 02/26/2002 | US6350350 Integrated system and method for purifying water, producing pulp and paper and improving soil quality |
| 02/21/2002 | WO2002014599A1 Steaming process |
| 02/20/2002 | CN2477687Y Two-way horizontal hydraulic pulper |
| 02/19/2002 | CA2039994C Grinding apparatus |
| 02/07/2002 | WO2002009893A1 Method for recovery of compression wood and/or normal wood from oversize chips |
| 02/07/2002 | US20020014317 Method for processing straw pulp |
| 02/05/2002 | US6344108 Producing fibrous materials for the manufacture of cellulose, paper, or boards of wood material |
| 01/31/2002 | US20020011307 Explosively-split fragments obtained by water-vapor explosion of wooden source materials, wooden material containing such fragments as its aggregate, their manufacturing methods and machines |
| 01/24/2002 | WO2002006815A1 Refiner control |
| 01/23/2002 | EP1174194A1 Air density system with air recirculation and gyrating bar feeder |
| 01/23/2002 | CN2473225Y Thread carding machine for crushing cotton stalk |
| 01/23/2002 | CN1332292A Physical explosion pulping process |
| 01/22/2002 | US6340407 Process of making recycled linerboard or Kraft paper from old corrugated container |
| 01/22/2002 | CA2176435C Absorbent granular material and process and apparatus for making the absorbent granular material |
| 01/17/2002 | DE10123387A1 Verfahren zur Herstellung eines Brennstoffzellenseparators, ein Brennstoffzellenseparator sowie eine Polymerelektrolytbrennstoffzelle A method of manufacturing a fuel cell, a fuel cell separator and a polymer electrolyte fuel cell |
| 01/17/2002 | DE10031655A1 Verfahren und Vorrichtung zur Herstellung von Cellulosepartikeln Method and apparatus for producing cellulose particles |
| 01/16/2002 | CN2471813Y Tank style hydraulic pulping apparatus |
| 01/10/2002 | US20020003032 Method for pre-processing and processing pulp |
| 01/09/2002 | EP1170417A1 Method for pulping and cleaning of waste paper containing impurities |
| 01/09/2002 | CN1330740A Arundo donax pulp, paper products and particle board |
| 01/09/2002 | CN1330185A Laminated photocatalysis paper and producing process and device, paper-tape and producing tecnology and product |
| 01/09/2002 | CN1077630C Process for producing pulp from lignocellulosic plants and pulp obtained |
| 01/08/2002 | US6336992 Method and apparatus for wetting fibrous material |
| 01/03/2002 | WO2002000771A1 Method and device for the production of cellulose particles |
| 01/02/2002 | EP1165880A1 Method for manufacturing bleached mechanical and chemithermomechanical pulp |
| 01/02/2002 | EP1165259A1 Sorting device |
| 01/02/2002 | CN2469033Y Paper pulp machine |
| 12/27/2001 | US20010055710 Method of producing fuel cell separator, fuel cell separator, and polymer electrolyte fuel cell |
| 12/26/2001 | CN2467560Y Bar shape fibre splitter |
| 12/20/2001 | WO2001046297A3 Process for rigid foam obtention from a fibrous material and foam produced therefore |
| 12/19/2001 | EP1164221A2 Laminated photocatalytic paper |
| 12/19/2001 | EP0958057B1 A pair of co-operating refining elements for a disc refiner |
| 12/19/2001 | EP0742741B1 Blade tensioning mechanism |
| 12/16/2001 | CA2326608A1 Laminated photocatalytic pulp paper and process for producing the same as well as splitting and disaggregating apparatus using for the process, paper string comprising the laminated photocatalytic pulp paper and process for producing the same and molded article comprising the paper string |
| 12/13/2001 | US20010050151 Using high temperature, pressure, humidity; compression |
| 12/12/2001 | EP0907409B1 Method and apparatus for mixing a second medium with pulp |
| 12/06/2001 | WO2001042555A3 Method for reducing and/or avoiding the build up of wood components |
| 12/05/2001 | EP1159481A1 Upgrading of tmp to an sc/lwc quality |
| 12/05/2001 | CN1325460A Liquid carton waste material recycling process and apparatus for recycling liquid carton waste material |
| 12/05/2001 | CN1325276A Method for processing straw pulp |