| Patents for D21D 1 - Methods of beating or refining; Beaters of the hollander type (3,356) |
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| 03/25/2009 | CN101395961A Plant for production of paper-made part for speaker, paper-made part for speaker produced thereby, and speaker utilizing the same |
| 03/24/2009 | US7508194 Method and a sensor device for measuring the distance between a stator and an opposing rotor |
| 03/11/2009 | CN201206228Y Bearing combined structure for hot grinding mill main axis |
| 03/05/2009 | US20090057454 Disc Housing |
| 03/04/2009 | CN100464859C A refiner plate with logarithmic spiral bars |
| 02/25/2009 | CN101374995A Refiner |
| 02/25/2009 | CN101372817A Production method of water resistant vacuum aluminum-plated base paper |
| 02/18/2009 | CN101368348A Inner roller type paste mill |
| 02/10/2009 | CA2409388C A refining segment and a refining apparatus comprising a refining disc with such refining segment |
| 02/05/2009 | WO2009015701A1 Method for producing fine material from fibrous material-rejects |
| 02/05/2009 | WO2009015700A1 Use of wash and screw presses for washing raw material and fibrous material |
| 02/05/2009 | US20090032630 Method and a Device for Controlling the Alignment Between Refining Surfaces |
| 02/04/2009 | CN101360564A Method and a device for controlling the alignment between refining surfaces |
| 02/04/2009 | CN101358436A Banana tree paper manufacture technique, slurry storage technique and sewage disposal technique thereof by soft chemistry method |
| 02/04/2009 | CN101358434A Mechanical pulping method and mechanical pulping apparatus |
| 01/28/2009 | CN100455719C Method for the manufacture of fillings for utilization in the mechanical processing of aqueous paper fiber stock |
| 01/27/2009 | CA2409387C A refining segment for a rotatable refining disc, and a refining apparatus comprising a refining disc with such refining segment |
| 01/14/2009 | EP2014828A1 Cellulose-base fibrous material |
| 01/14/2009 | EP2013411A1 Process for yarn or sliver refining |
| 01/14/2009 | EP1969177A4 Refiner blade and segment, as well as a method of forming them and a method of modifying blade grooves |
| 01/07/2009 | CN101341289A Para-aramid pulp including meta-aramid fibrids and processes of making same |
| 01/07/2009 | CN101338533A Method for producing toilet paper |
| 01/07/2009 | CN101338532A Pulping process for grinding wood pulp of cotton wood by mechanical abrader |
| 01/07/2009 | CN101338529A High-pressure multi-tube continuous digester combined pulp grinder |
| 01/01/2009 | US20090001204 Disc refiner with plates having logarithmic spiral bars |
| 12/31/2008 | WO2009000348A1 Method of processing waste paper |
| 12/31/2008 | EP1833610B1 Method and device for processing pulp |
| 12/31/2008 | CN101333775A Method of preparing paper pulp form paper making raw material of stalk |
| 12/24/2008 | CN101328695A Production process of cotton pulp for manufacturing automobile oil-gas filter parer |
| 12/17/2008 | CN101324035A Grinding sheet having steam channel and method for extracting countercurrent flow steam from disc fine grinder |
| 12/11/2008 | US20080302897 Refiner Blade and Segment, as Well as a Method of Forming Them and a Method of Modifying Blade Grooves |
| 12/11/2008 | US20080302491 Method for Preparing Paper Pulp From Recycled Paper Containing Contaminants |
| 12/10/2008 | EP1185369B1 Refining element |
| 12/10/2008 | CN101321909A Refiner blade and segment, as well as a method of forming them and a method of modifying blade grooves |
| 12/10/2008 | CN100441772C Production technology of thermomechanical bamboo pulp |
| 12/09/2008 | CA2438653C A pair of opposed co-operating refining elements |
| 12/04/2008 | WO2008145821A1 A method for the processing of pulp |
| 12/04/2008 | US20080296419 Refiner plates having steam channels and method for extracting backflow steam from a disk refiner |
| 12/04/2008 | DE102008025717A1 Refinerplatten mit Dampfkanälen sowie Verfahren zum Abziehen von Rückflussdampf aus einem Scheibenrefiner Refiner with steam channels and procedures for withdrawing reflux steam from a disc |
| 12/03/2008 | EP1292393B1 Refining element for a refining disc |
| 12/03/2008 | CN101314924A Pulping paper-making process with zero discharge of sewage water |
| 11/26/2008 | CN100436706C Eccentric input material of paste mill in high concentration |
| 11/25/2008 | CA2375059C A method and means for measuring stress forces in refiners |
| 11/19/2008 | EP1448817B1 Method of producing micropulp and micropulp made therefrom |
| 11/19/2008 | CN101307579A Refiner with spiral inlet and dual tangential discharge outlet |
| 11/18/2008 | US7451946 Refining element |
| 11/18/2008 | CA2415853C Serial drum apparatus and method for processing wet material |
| 11/13/2008 | DE102007022753A1 Defibration of chemically treated lignocellulosic raw material, useful in cardboards and papers, comprises removing the lignocellulosic raw material from the fiber with a high milling degree by providing a specific milling energy |
| 11/12/2008 | CN101302733A Dust-free paper papermaking process |
| 11/12/2008 | CN101302728A Sisal hemp pulp and preparation thereof |
| 11/12/2008 | CN101302725A Process for producing cotton dissolving pulp |
| 11/12/2008 | CN101302724A Medicament agent for environment friendly pulping and environment friendly pulping process |
| 11/06/2008 | US20080272216 Refiner with Spiral Inlet and Dual Tangential Discharge Outlet |
| 11/05/2008 | EP1192408B1 Method and arrangement for distance measurement |
| 11/03/2008 | CA2629272A1 Refiner with spiral inlet and dual tangential discharge outlet |
| 10/29/2008 | EP1984563A1 Refiner |
| 10/29/2008 | EP1984116A1 A method and a device for controlling the alignment between refining surfaces |
| 10/28/2008 | CA2480891C Pulp flaker |
| 10/28/2008 | CA2480796C Method for conveying, mixing, and leveling dewatered pulp prior to drying |
| 10/22/2008 | EP1874475A4 Refiners and methods of refining pulp |
| 10/22/2008 | CN101289818A Process for preparing dissolved pulp by oxidative degradation of linters |
| 10/22/2008 | CN100427681C Producing mothod for enhancing compound and antislip perforance of compound base paper |
| 10/15/2008 | CN101285283A Paper pulp moulded plastic products and manufacture thereof |
| 10/08/2008 | EP1309406B1 A refining segment and a refining apparatus comprising a refining disc with such refining segment |
| 10/08/2008 | CN101280541A Method for manufacturing paper ball pad material for pet and product made by the method |
| 10/08/2008 | CN101280533A Method for preparing low quantitative paper sheets |
| 10/08/2008 | CN101280532A Process of paper line base paper for spinning |
| 10/08/2008 | CN101280531A Process for marc to make marc paper |
| 10/08/2008 | CN101280530A Method for preparing drum paper |
| 10/07/2008 | CA2458273C High defiberization chip pretreatment |
| 10/07/2008 | CA2403077C Paper pulp refiner control system and method using active hydrostatic bearings |
| 10/01/2008 | EP1974093A2 Para-aramid pulp including meta-aramid fibrids and processes of making same |
| 10/01/2008 | EP1296766B1 A refining segment for a rotatable refining disc, and a refining apparatus comprising a refining disc with such refining segment |
| 10/01/2008 | CN101275378A Method for producing medium-density fiberboard with tree root |
| 10/01/2008 | CN101275371A Non-chemical steaming semi-mechanical pulping paper making process and apparatus therefor |
| 10/01/2008 | CN100422438C Web smoothness improvement process |
| 10/01/2008 | CN100422436C Inclined foliage beating machine |
| 10/01/2008 | CN100422435C Beater with two-way blade |
| 09/17/2008 | EP1969177A1 Refiner blade and segment, as well as a method of forming them and a method of modifying blade grooves |
| 09/17/2008 | CN201116345Y Flat plate abrasive disc with small incline grade |
| 09/17/2008 | CN201116344Y Double-disc paste mill |
| 09/17/2008 | CN101265683A Plastic-emulated printing paper and its manufacturing technique |
| 09/17/2008 | CN101265427A Energy-saving discharge-reducing process flow for artificial plate plant by using crop straw as energy source |
| 09/11/2008 | US20080216981 Method for Conveying, Mixing, and Leveling Dewatered Pulp Prior to Drying |
| 09/10/2008 | CN101260635A PPDM extraction method for agriculture waste straw fibre |
| 09/10/2008 | CN101260630A Straw and/ or ryegrass raw material semi-chemical pulp preparation method |
| 09/10/2008 | CN101260629A Physical method ecological paper pulp manufacturing technique |
| 09/10/2008 | CN100417765C NITs separator |
| 09/10/2008 | CN100417448C Refining element |
| 09/03/2008 | EP1963565A2 Rapid sampling assembly for thermo-mechanical pulp control application |
| 09/03/2008 | CN101255664A Method for pulping of non-lumber fibre |
| 08/27/2008 | CN101250838A Method for producing hot-melting artistic anti-fake paper |
| 08/27/2008 | CN101250832A Composite natural micropore energy-saving base paper |
| 08/27/2008 | CN101250831A Method for producing cattle manure paper-pulp using cattle manure as raw material |
| 08/27/2008 | CN101250829A Refiner plates with high-strength high-performance bars |
| 08/27/2008 | CN101250828A Method for optimizing, energy-saving consumption-lowering of high speed paperboard slurry-milling system |
| 08/20/2008 | CN201103073Y Three-disk pulping machine |
| 08/14/2008 | WO2008098153A1 Mechanical pulping refiner plate having curved refining bars with jagged leading sidewalls and method for designing plates |
| 08/14/2008 | CA2674515A1 Mechanical pulping refiner plate having curved refining bars with jagged leading sidewalls and method for designing plates |
| 08/13/2008 | EP1200193B1 A method and means for measuring stress forces in refiners |