| Patents for D21D 5 - Purification of the pulp suspension by mechanical means; Apparatus therefor (4,157) |
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| 01/30/2008 | CN100365200C Process and device for inflation suspension |
| 01/24/2008 | US20080017342 Screen apparatus |
| 01/24/2008 | CA2593807A1 Screen apparatus |
| 01/23/2008 | EP1880054A1 Screen basket with replaceable profiled bars |
| 01/23/2008 | CN201010822Y Vibrating motor type vibrating screen |
| 01/17/2008 | DE102006033071A1 Vorrichtung zur Herstellung von Textilien, Vliesstoffen, Spinnvliesen, Papierwerkstoffen An apparatus for the production of textiles, nonwovens, spunbonds, paper materials |
| 01/17/2008 | DE102004047949B4 Sieb- oder Sortiervorrichtung Screen or sorter |
| 01/16/2008 | CN101105014A Pulp-breaking machine extraction bedplate for fiber separation for paper pulp |
| 01/16/2008 | CN100362161C Flotation deinking device for waste peper |
| 01/15/2008 | CA2395188C Arrangement and rotor for screening of pulp |
| 01/15/2008 | CA2340438C Method and apparatus for pretreating paper pulp |
| 01/09/2008 | EP1876289A1 Method for separating impurities from a fibrous suspension |
| 01/09/2008 | EP1875970A1 Method for manufacturing sieves and sieve manufactured accordingly |
| 01/09/2008 | EP1874999A1 Method for preparing paper-fibre raw material |
| 01/09/2008 | CN101103153A Screen and method for screening pulp |
| 12/27/2007 | DE102006028474A1 Sieve configuration screening long fibers used for glass fleece- or mat fabrication, is formed by parallel, U-profile bars defining slots with enlarged entry sections |
| 12/26/2007 | CN200996116Y Efficient economical slurry squeezer |
| 12/19/2007 | CA2591851A1 Procedure and apparatus for the concentration of hydrophobic materials |
| 12/18/2007 | USRE39940 Screen plates and methods of manufacture |
| 12/18/2007 | CA2311154C Cylindrical sieve for pulp and paper |
| 12/13/2007 | DE102006026413A1 Degassing liquid or pasty coating medium for coating on paper or cardboard web using an application tool, comprises isolating the gas contained in the coating medium over a membrane in existence of a partial pressure difference |
| 12/05/2007 | CN200985471Y Flow increased pressure screen rotor |
| 12/05/2007 | CN101082189A Method for extruding black liquor from high-hardness plasm obtained by boiling grass plant raw material |
| 11/28/2007 | EP1860231A2 Method and device for cleaning paper raw materials containing impurities |
| 11/21/2007 | CN101076387A A method and an arrangement for improving gas removal |
| 11/20/2007 | US7296684 Screen for cleaning a fiber suspension |
| 11/14/2007 | EP1654416B1 Method and device for separating material flows |
| 11/14/2007 | EP1590526B1 Filter sector for use in rotary disc filters for separating pulp suspensions |
| 11/14/2007 | CN101070685A Multi-stage double-drum rotary-wing pressure sieve |
| 11/13/2007 | US7294233 Comprises first submerging pressure sensitive adhesive into whitewater, water, and/or pulp slurry |
| 11/13/2007 | US7294226 Method of removing high density stickies from secondary papermaking fibers |
| 11/07/2007 | EP1852550A2 Method for fractionating and processing a fibre suspension |
| 11/07/2007 | CN101067289A Method for papermaking utilizing waste paper containing wax |
| 11/07/2007 | CN101067287A Producing technology for microcrystalline cellulose with waste acid cotton linter |
| 11/01/2007 | US20070251092 Method of Mnaufacturing a Screen Cylinder and a Screen Cylinder |
| 10/31/2007 | CN200967913Y Paper pulp treatment device |
| 10/25/2007 | WO2004007835A8 System for separating fluid-borne material from a fluid that carries particulate matter along with the material |
| 10/25/2007 | US20070246181 Screening Apparatus and Screen Basket for Screening Pulp Suspensions |
| 10/25/2007 | US20070245907 Extraction bedplate with laser or water jet cut apertures |
| 10/24/2007 | CN101058955A Method of preparing double-embedded type rod drum |
| 10/24/2007 | CN101058954A Multi-stage single drum rotor pressure screen |
| 10/23/2007 | US7285180 Cylindrical rotating thickening device with an axial core,a shell around the core and a replaceable deck on the outside diameter of the press roll shell; deck sections can then be easily replaced with out removing the press rolls |
| 10/23/2007 | CA2397327C Screening device and rotor for use in a screening device |
| 10/18/2007 | WO2007117203A1 A method and a device for discharging pulp from a pulp tower |
| 10/18/2007 | US20070240843 Screen Structure for Use in The Manufacture of a Fiber Product |
| 10/17/2007 | CN101054778A Method for preparing paper pulp by fiber residue generated during microorganism product fermentation |
| 10/11/2007 | DE102006016174A1 Process to recover fiber from waste paper by compression treatment between grinding surfaces driving a rolling action |
| 10/11/2007 | DE102004047948B4 Sortierer Sorter |
| 10/10/2007 | CN101050601A Screening net capable of preventing grating fall-out |
| 10/04/2007 | DE102006031904B3 Paper pulping assembly for paper recovery and recycling has rotor surrounded by ring |
| 10/03/2007 | EP1838453A1 Degassing centrifugal apparatus with sensor |
| 10/03/2007 | EP1656479B1 Method for manufacturing screen cylinder and screen cylinder |
| 10/03/2007 | CN101046253A Shaft sealer for pressurized slurry sieve |
| 09/27/2007 | WO2007107635A1 Apparatus and method in removing air from pulp stock |
| 09/27/2007 | WO2007107620A1 Arrangement in connection with screening apparatuses |
| 09/27/2007 | WO2007107179A1 Method for treating cellulose which contains disruptive vessel cells |
| 09/27/2007 | DE102006012836A1 Procedure for the processing of a fibrous suspension for a head box of a paper-, cardboard- or other fiber-strip producing machines, comprises filtering the fibrous suspension and/or fluid from the fibrous suspension in a disk filter |
| 09/27/2007 | DE102004051327B4 Verfahren zur Entgasung und Zuführung einer Faserstoffsuspension zu einem Stoffauflauf sowie Entgasungsvorrichtung A process for degassing and supplying a pulp suspension to a headbox and degassing |
| 09/27/2007 | CA2643516A1 Arrangement in connection with screening apparatuses |
| 09/26/2007 | EP1837437A1 Screen device |
| 09/26/2007 | CN101041937A Screen device |
| 09/26/2007 | CN100339536C Multistage sieve for paper pulp |
| 09/20/2007 | DE202007008794U1 Vorrichtung zur Stoffaufbereitung, insbesondere Stofflöser Apparatus for stock preparation, especially pulper |
| 09/20/2007 | CA2557886A1 Screen device |
| 09/19/2007 | EP1834035A1 Method and system for treating a fibrous suspension |
| 09/19/2007 | CN200949180Y Rod drum with prestressed circle |
| 09/19/2007 | CN101040081A Method for degassing and supplying a fibrous suspension to a headbox or a filter device, and degassing device |
| 09/19/2007 | CN100337784C Extraction bedplate with laser or water jet cut apertures |
| 09/11/2007 | US7267231 Process and device for aerating suspensions |
| 09/06/2007 | DE102006008760A1 Feed arrangement for paper making process ingredients has mixer tank with mechanical oscillation dampeners |
| 09/05/2007 | EP1830001A2 Device for discharging heavy parts from an apparatus for treating a pulp suspension, in particular from a hydrocyclone which can be operated to clean a pulp suspension |
| 09/05/2007 | EP1828474A1 Screen and method for screening pulp |
| 09/05/2007 | CN101029460A Pulp screen for cooking and digesting papermaking pulp |
| 09/05/2007 | CN100335716C Concentration apparatus for refiner |
| 08/30/2007 | US20070199883 Device for cleaning fibrous suspensions for paper production |
| 08/30/2007 | DE102006008758A1 Rotor für einen Drucksortierer für Fasersuspensionen A rotor for a pressure screen for fiber suspensions |
| 08/29/2007 | EP1826315A2 Rotor for pressure screen for fibrous suspensions |
| 08/29/2007 | CN200940235Y Improved pressure sieve rotator |
| 08/29/2007 | CN101027447A System for separating fluid-borne material from a fluid that carries particulate matter along with the material |
| 08/29/2007 | CN101027446A Process and device to manufacture cellulose pulp |
| 08/29/2007 | CN101024926A Method for the manufacture of a rotation symmetric screening device, in particular a cylindrical screening device |
| 08/29/2007 | CN100333819C Equipment and method for producing paper pulp |
| 08/23/2007 | WO2007094967A1 Pulb screen foil and method of use |
| 08/23/2007 | DE102006035956B3 Supplying a fiber suspension to the head box of a paper or cardboard machine comprises passing the suspension through a pressure sorter (operated in a closed system upstream of a head box pump |
| 08/23/2007 | DE102006008172A1 Verfahren zur Herstellung einer rotationssymmetrischen, insbesondere zylindrischen Siebvorrichtung A process for producing a rotationally symmetrical, in particular cylindrical screening device |
| 08/23/2007 | DE102006007660A1 Producing a screen for use in a papermaking pressure sorter comprises inserting profile bars into peripheral recesses in a bar holder and forming the holder into a ring with the recesses on the inside |
| 08/22/2007 | CA2579404A1 Method for producing a rotationally symmetrical, in particular, cylindrical screening device |
| 08/22/2007 | CA2579329A1 Method for producing a rotationally symmetrical, in particular, cylindrical screening device |
| 08/21/2007 | CA2362500C Method and means for paper pulp filtering |
| 08/16/2007 | WO2007090933A1 Screen blade and screen for screening pulp |
| 08/15/2007 | EP1817453A1 Method for degassing and supplying a fibrous suspension to a headbox or a filter device, and degassing device |
| 08/15/2007 | EP1817091A1 A method and an arrangement for improving gas removal |
| 08/15/2007 | CN101018906A Screen assembly for a pulp digester |
| 08/14/2007 | CA2526192C Pulp screening device |
| 08/09/2007 | DE102006027596A1 Degassing a fiber suspension, especially in the pulp and paper industry, using a pressure sorter with a rotationally symmetric screen and a gas outlet comprises applying a vacuum to the gas outlet |
| 08/08/2007 | CN101012628A Production technology of thermomechanical bamboo pulp |
| 08/07/2007 | US7252739 Method for distributing cellulose pulp of low and medium consistency in order to form a uniform pulp web |
| 08/02/2007 | WO2007063182A3 Method for manufacturing paper |
| 07/25/2007 | EP1702102B1 Device and method withdrawing cellulose pulp from a container |
| 07/25/2007 | CN101006225A A method of manufacturing a screen cylinder and a screen cylinder |