| Patents for D21D 5 - Purification of the pulp suspension by mechanical means; Apparatus therefor (4,157) |
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| 11/01/2001 | WO2001081675A1 A process and an apparatus for forming a web |
| 11/01/2001 | WO2001081674A1 Method and arrangement to lead cleaned pulp towards a regulated outlet |
| 11/01/2001 | WO2001080969A1 Screen and method of making the same |
| 11/01/2001 | CA2414011A1 Screen and method of making the same |
| 10/31/2001 | EP1148951A1 Tangential separating device for solid matter |
| 10/25/2001 | US20010032816 Screening device |
| 10/24/2001 | EP1147805A1 Process to disperse a paper fibers slurry and plant for using the process |
| 10/24/2001 | EP1147316A1 Method and apparatus for pumping a material and a rotor for use in connection therewith |
| 10/24/2001 | EP0771375B1 Method and apparatus for screening fibrous suspensions |
| 10/24/2001 | CN2455755Y High strength screen drum structure with slanting gaps |
| 10/24/2001 | CN2455754Y Residue remover for aluminium silicate fibers |
| 10/24/2001 | CN1318433A Screening machine |
| 10/18/2001 | US20010030030 Water pollution control |
| 10/18/2001 | DE10018262A1 Verfahren zur Dispergierung eines Papierfaserstoffes sowie Anlage zur Durchführung des Verfahrens Process for dispersing a pulp and paper plant for carrying out the method |
| 10/18/2001 | DE10016923A1 Assembly for cleaning used paper fiber suspensions, comprises hydrocyclone stages with intermediate dilution for effective separation of impurities at lower costs |
| 10/17/2001 | EP1070377A4 Integrated paper pulp and process machinery having integrated drive and control and methods of use thereof |
| 10/17/2001 | CN2454404Y Forward-flow type efficient light dregs-removing device |
| 10/17/2001 | CN2454403Y Drum sieve |
| 10/17/2001 | CN1318119A Method and appts. for washing fibre pulp mixture |
| 10/13/2001 | CA2344103A1 Process for dispersing a fibrous paper stock and device for performing the process |
| 10/11/2001 | DE10017037A1 Assembly to degas a paper fiber suspension, comprises separate outlets with an overflow as required for the surplus suspension, and the gas-free suspension for effective degassing in a reduced space |
| 10/10/2001 | EP1143066A2 Device for degassing fibrous suspension |
| 10/10/2001 | EP1143065A2 Screen and foil for papermaking |
| 10/04/2001 | EP1138820A1 Process for the removal of fine particle-shaped impurities from waste paper pulp |
| 10/04/2001 | EP1137841A1 A sanitary paper product made by modifying coarse fibers and process thereof |
| 10/04/2001 | DE10015355A1 Removal of fine- and micro-sticky particles from suspensions of waste paper fibers, combines fine fractionation screening with froth flotation |
| 10/03/2001 | CA2342436A1 Screen |
| 09/26/2001 | CN1314515A Sieve |
| 09/26/2001 | CN1314514A Purifying method for pulp |
| 09/20/2001 | US20010022284 Screen |
| 09/20/2001 | US20010022283 Tramp material removal from pulp feed system |
| 09/20/2001 | DE10010751A1 Vorrichtung zum Abtrennen von Störstoffen aus faserhaltigem Gut Device for separating impurities from fibrous Good |
| 09/19/2001 | EP0929714B1 Screening device, such as a screen cylinder, and method of manufacture of the screening device |
| 09/19/2001 | CN1313917A Method and apparatus for pretreating paper pulp |
| 09/19/2001 | CN1313427A Grinding screen |
| 09/18/2001 | US6290067 Screening apparatus with dilution liquid supply means |
| 09/13/2001 | US20010020600 Screen and process for manufacturing a screen of this kind |
| 09/12/2001 | CN2447361Y High consistency reject remover for paper-making pulp |
| 09/12/2001 | CN1070959C Apparatus for washing of pulp |
| 09/07/2001 | WO2001007872A3 Pressure screening device |
| 09/06/2001 | US20010019025 Screen |
| 09/05/2001 | EP1130156A2 Process for separating impurities from fibrous material |
| 09/05/2001 | EP0839226B1 Method and device for treating a pulp suspension |
| 09/05/2001 | CN1311836A Method and device for sorting paper mixtures |
| 09/04/2001 | US6284145 Screen plate for screening of a pulp suspension and method to separate the same |
| 09/04/2001 | US6284096 Process for discharging impurities from a hydrocyclone and a hydrocyclone |
| 08/30/2001 | US20010017274 Screen |
| 08/29/2001 | EP1126906A4 Wedgewire pressure screen and method for making same |
| 08/29/2001 | EP1126906A1 Wedgewire pressure screen and method for making same |
| 08/29/2001 | CN1310259A Screen mesh |
| 08/29/2001 | CN1310064A Screen mesh and method for producing the same screen mesh |
| 08/23/2001 | US20010015153 Loading car for bulk materials |
| 08/22/2001 | EP1126076A2 Method and apparatus for cleaning pulp |
| 08/22/2001 | EP1125812A2 Bulk goods handling wagon |
| 08/22/2001 | CN1309074A Bulk granular material loading vehicle |
| 08/21/2001 | US6277239 Dissolution, pre-purification, wet straining, and flotation, while sorting the fibrous suspension into ?accepts? and ?rejects? portions |
| 08/21/2001 | CA2045677C Sieve for a pressure sorting device for fibre suspensions |
| 08/16/2001 | WO2001059207A1 Screening device and rotor for use in a screening device |
| 08/16/2001 | WO2001059206A1 Method for controlling quality of pulp |
| 08/16/2001 | US20010013398 Photochemical irradiation coupling of furfural with halogen-ated furfural in presence of an acid scavenger such as poly-vinyl pyridine; conversion to such as diacid, dialcohol, dioxirane, diamide, diamine, diimine, dioxime, divinyl |
| 08/16/2001 | EP1124004A2 Pulp screening device |
| 08/16/2001 | EP1124003A2 Screen for purification of fibrous pulp |
| 08/16/2001 | EP1124002A2 Screen for purification of fibrous pulp |
| 08/16/2001 | CA2399881A1 Method for controlling quality of pulp |
| 08/14/2001 | US6273266 Process for the wet screening of stock suspensions in pressure graders and pressure graders screen |
| 08/09/2001 | US20010011641 Pulp screening device |
| 08/08/2001 | EP1122359A2 Screen and method for manufacturing the same |
| 08/08/2001 | EP1122358A2 Sorter for cleaning a fibre suspension |
| 08/08/2001 | EP1121483A1 Method and apparatus for pretreating paper pulp |
| 08/08/2001 | CN1307151A Pulp-screening device |
| 08/08/2001 | CN1069367C 造纸用筛 Papermaking screen |
| 08/03/2001 | CA2333802A1 Screen |
| 08/03/2001 | CA2333800A1 Screen |
| 08/03/2001 | CA2332679A1 Screen |
| 08/03/2001 | CA2332667A1 Screen and process for manufacturing a screen of this kind |
| 08/02/2001 | WO2001055501A1 Method for determining a characteristic value for the binding force potential of suspended paper fibers and use of this method |
| 08/02/2001 | DE10003383A1 Verfahren zur Bestimmung eines Kennwertes für das Bindekräfte-Potential von suspendierten Papierfasern sowie Verwendung des Verfahrens A method for determining a characteristic value for the binding strength potential of suspended paper fibers, as well as use of the method |
| 08/02/2001 | CA2397970A1 Method for determining a characteristic value for the binding force potential of suspended paper fibers and use of this method |
| 08/01/2001 | EP1044048A4 Composite screen |
| 07/19/2001 | WO2001051168A1 Wedge wire screen cylinder and method of manufacturing the same |
| 07/18/2001 | EP1116818A2 Device for mixing pulp suspension |
| 07/18/2001 | EP1115945A1 Method and apparatus for washing fibre pulp mixture |
| 07/12/2001 | WO2000065151A8 Edge wire contour with enhanced functionality |
| 07/11/2001 | EP1114218A1 Sieving device |
| 07/10/2001 | US6257413 Screen panel |
| 07/05/2001 | WO2001048308A1 Method of draining water from low-consistency water-fibre suspensions |
| 07/04/2001 | EP0885325B1 Magnetic deinking of waste papers |
| 06/28/2001 | WO2001046516A1 Raw material for printing paper, method to produce it and printing paper |
| 06/28/2001 | DE19960218A1 Verfahren zum Fraktionieren einer Papierfasersuspension Method for fractionating a paper fiber suspension |
| 06/27/2001 | CN2436540Y Pulp concentrating, screening machine |
| 06/27/2001 | CN1301427A Integrated paper pulp and process machinery having integrated drive and control and methods for use thereof |
| 06/21/2001 | DE19961545A1 Deaerator for sieve water returned from papermaking machine, includes internal feed sieve closed at ends opposite standpipe connections |
| 06/20/2001 | EP1108813A1 Process for separating a suspension of papermaking fibres |
| 06/20/2001 | EP1108084A1 Screening of fibrous suspensions |
| 06/19/2001 | US6248208 Pretreatment of chips before cooking |
| 06/14/2001 | WO2001042557A1 Raw material for printing paper, method to produce it and printing paper |
| 06/14/2001 | WO2001042556A1 Method to screen pulp and a pulp screen |
| 06/14/2001 | WO2001017638A3 Constant arc contour hydrocyclone cleaner |
| 06/14/2001 | CA2393783A1 Raw material for printing paper, method to produce it and printing paper |
| 06/07/2001 | WO2001040570A1 Arrangement and rotor for screening of pulp |