| Patents for D21F 1 - Wet end of machines for making continuous webs of paper (14,078) |
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| 11/23/2004 | US6821821 Methods for manufacturing resistors using a sacrificial layer |
| 11/23/2004 | US6821392 Headbox sealing device |
| 11/23/2004 | US6821391 Forming element; inner and outer dewatering belts; stock inlet nip; suction element; adjustable vacuum |
| 11/23/2004 | US6821390 Process and device to control quality parameters in paper, tissue and pulp dewatering plants |
| 11/23/2004 | US6821389 Process for monitoring a drainage element |
| 11/23/2004 | US6821385 Method of manufacture of tissue products having visually discernable background texture regions bordered by curvilinear decorative elements using fabrics comprising nonwoven elements |
| 11/18/2004 | WO2004099494A1 Method and apparatus at a twin-wire press |
| 11/18/2004 | WO2004059076A3 Fabrics with paired, interchanging yarns having discontinuous weave pattern |
| 11/18/2004 | DE10317721A1 Paper industry assembly for manufacture of paper, carton or tissue of variable web width has web width sensors coupled to downstream processes |
| 11/18/2004 | DE10297532T5 Ausschusssystem für eine Papiermaschine oder dergleichen Committee system for a paper machine or the like |
| 11/18/2004 | DE10297531T5 Ausschusssystem für eine Papiermaschine oder dergleichen Committee system for a paper machine or the like |
| 11/18/2004 | DE10297530T5 Ausschusssystem für eine Papiermaschine oder eine gleichwertige Maschine für Faserbahnen Committee system for a paper machine or equivalent machine for fiber webs |
| 11/17/2004 | EP1477607A1 Process for de-inking paper pulp and flotation cell used for this process |
| 11/16/2004 | CA2196498C Papermaker's fabric having paired identical machine-direction yarns weaving as one |
| 11/11/2004 | WO2004097108A1 Automatic roll-change system for use in the production of corrugated cardboard |
| 11/11/2004 | WO2004079088A3 Removable shower strip for a papermaking machine |
| 11/11/2004 | US20040225061 blend of rubber, hydrogenated styrene thermoplastic elastomer and olefin resin; wear resistance |
| 11/11/2004 | US20040224105 Seam assist attachment device |
| 11/11/2004 | US20040222161 Process and device for aerating suspensions |
| 11/11/2004 | US20040221914 Multi-layer forming fabrics with packing yarns |
| 11/10/2004 | CN1545586A Seal at press rollers |
| 11/10/2004 | CN1175141C Paper machine cover |
| 11/09/2004 | CA2281777C Modified spiral seam arrangement |
| 11/09/2004 | CA2272555C A process for the production of paper |
| 11/04/2004 | WO2004094721A1 Method for increasing press fabric void volume by laser etching |
| 11/04/2004 | WO2004094719A1 Multi-layer forming fabric with two warp systems bound together with triplets of binder yarns |
| 11/04/2004 | WO2004094275A1 Plastic woven spiral conveyor belt |
| 11/04/2004 | WO2004083500A3 Industrial fabrics |
| 11/04/2004 | US20040220300 dry heat and hydrolysis resistancep; comprising from 90 to 97% by weight of at least one polyester derived from 1,4-cyclohexane dimethanol; primary anti-oxidant; secondary anti-oxidant capable of decomposing a hydroperoxide; and at least one polyamide terpolymer |
| 11/04/2004 | US20040216798 Seamed felts |
| 11/04/2004 | DE10318035A1 Stock inlet, for a multi-layer papermaking machine, has blades to separate the pulp flows with adjustable lips at the outflow gap to prevent the separated flows from intermingling |
| 11/04/2004 | DE10317372A1 Water extraction from a wet web, of paper or cardboard, deflects the fourdrinier/blanket into a loop path around a suction chamber by support and guide bars with sealing bars at the ends of the suction zone |
| 11/04/2004 | DE10315606A1 Bandreinigung Belt cleaning |
| 11/04/2004 | DE10315536A1 Equipment cleaning recirculating sieve- or felt belt in papermaking industry has trailing strip reciprocated by drive at right angles to belt travel |
| 11/04/2004 | DE10314027A1 Cleaning system for continuous belt blankets, at a machine for the production or finishing of paper/cardboard/tissue webs, wets at least one side followed by a roller press with at least one suction roller |
| 11/04/2004 | CA2521761A1 Method for increasing press fabric void volume by laser etching |
| 11/03/2004 | EP1473405A1 ANTI−STAINING AGENT FOR PAPER MACHINE, AND METHOD FOR PREVENTING STAINS USING THE SAME |
| 11/03/2004 | EP1473404A1 Seamed papermaking felt |
| 11/03/2004 | EP1472409A1 Permeable membrane |
| 11/03/2004 | EP0963482B1 Method for inhibiting organic contaminant depositions in pulp and papermaking system |
| 11/03/2004 | CN1543522A Distribution of a flowing medium |
| 11/03/2004 | CN1542222A Papermaking needle felt |
| 11/02/2004 | US6811849 Textile web, especially a textile-covered web for a paper-making machine |
| 11/02/2004 | US6811655 Apparatus for preparing paper pulp from used paper |
| 11/02/2004 | US6810917 Forming fabric with machine side layer weft binder yarns |
| 11/02/2004 | CA2289061C Papermaking belt with improved elongation resin |
| 11/02/2004 | CA2252651C High absorbance/low reflectance felts with a pattern layer |
| 10/28/2004 | WO2004061210A3 Multi-layer fabric for paper making machine |
| 10/27/2004 | EP0925393B1 Laminated integrally woven papermaker's fabric |
| 10/27/2004 | CN1173093C Method for using water hydraulics in paper or board machine |
| 10/26/2004 | US6808601 Valve control; accuracy |
| 10/26/2004 | CA2216938C Machine clothing having a seam, and spiral for use in such a seam |
| 10/21/2004 | WO2004090226A1 Staining prevention method for dry part of paper machine and staining inhibitor used for the method |
| 10/21/2004 | WO2004061211A3 Double cross parallel binder fabric |
| 10/21/2004 | US20040209058 wet formed and composed of a papermaking fiber and a thermally bondable hydrophilic fiber; may be surfactant coated; improved strength and absorbency; may be embossed and heat cured |
| 10/21/2004 | US20040206414 Multi-layer forming fabric with two warp systems bound together with a triplet of binder yarns |
| 10/21/2004 | DE10308555A1 Stoffauflauf Headbox |
| 10/21/2004 | CA2521890A1 Staining prevention method for dry part of paper machine and staining inhibitor used for the method |
| 10/20/2004 | EP1469123A1 Papermaking needle felt |
| 10/20/2004 | EP1468142A1 Paper including watermarks and/or embossings |
| 10/20/2004 | EP1468141A2 Security paper and method and device for producing the same |
| 10/20/2004 | EP1383956B1 Seaming of spirally wound paper machine clothing |
| 10/20/2004 | CN1171721C Process for increasing softness of base webs and products made therefrom |
| 10/14/2004 | WO2004088306A1 Method for the determination of dissolved and colloidal disturbing substances in a papermaking process |
| 10/14/2004 | US20040200778 Quality analysis by measuring liquid level and the foam level in the chambers; deinking operation |
| 10/14/2004 | US20040200594 Papermaking needle felt |
| 10/14/2004 | US20040200592 Flaps are inserted and passed through corresponding slots spaced around the rotating head ends of the press and locked; papermaking machines; compresses and dewaters cellulose fiber web to produce paper sheets; conveyer belts; efficiency; wear resistance; durability; uniformity |
| 10/14/2004 | DE20122178U1 Compound woven material, for the fourdrinier of a papermaking machine, has upper and lower warp layers with a structured weaving pattern with paired wefts at the upper side forming intermediate filament bridges with the lower layer |
| 10/14/2004 | DE10312836A1 Papermaking assembly surrenders fibre suspension to moving sieve belt with lines of moisture and optical sensors linked to moisture regulation system |
| 10/14/2004 | DE10311143A1 Konditionieranordnung Konditionieranordnung |
| 10/13/2004 | EP1466049A1 Drying wire |
| 10/13/2004 | EP1200672B1 Woven fabric |
| 10/13/2004 | CN1537185A Industrial fabric including yarn assemblies |
| 10/13/2004 | CN1535762A Method for controlling flotation groove working |
| 10/13/2004 | CN1170981C Method and arrangement for mixing pulp compositions in manufacture of paper |
| 10/13/2004 | CN1170980C Procedure and means for generating turbulence in pulp suspension flow |
| 10/12/2004 | US6802940 Variable frequency dewatering assembly |
| 10/12/2004 | US6802346 Process and an arrangement at suction element |
| 10/10/2004 | CA2460781A1 Papermaking needle felt |
| 10/07/2004 | WO2004085741A1 Machine direction yarn stitched triple layer papermaker's forming fabrics |
| 10/07/2004 | WO2004085740A2 Warp-stitched multilayer papermaker's fabric |
| 10/07/2004 | US20040198118 Hydroentangling using a fabric having flat filaments |
| 10/07/2004 | US20040195353 Spraying system with automated nozzle cleaning device |
| 10/07/2004 | US20040194294 Methods for manufacturing resistors using a sacrificial layer |
| 10/07/2004 | CA2519224A1 Machine direction yarn stitched triple layer papermaker's forming fabrics |
| 10/06/2004 | EP1464754A2 Apparatus for cleaning a moving band |
| 10/06/2004 | EP1464753A2 Band cleaning |
| 10/06/2004 | EP1463897A1 Spiral for interconnecting ends of endless belt segments |
| 10/06/2004 | CN1170032C Pollution prevention method for canvas used in paper machine |
| 09/30/2004 | WO2004083500A2 Industrial fabrics |
| 09/30/2004 | US20040188051 Method and apparatus for draining fibre pulp suspension |
| 09/30/2004 | US20040188050 Method and device for the improvement of the properties of a fiber material web produced in a sheet forming device |
| 09/30/2004 | DE10303466A1 Former Molder |
| 09/29/2004 | EP1461495A1 Process for increasing the softness of base webs and products made therefrom |
| 09/29/2004 | EP1461494A1 Method and apparatus for foam forming |
| 09/29/2004 | EP1461492A1 Fabric for use in the manufacture of tissue products having visually discernable background texture regions bordered by curvilinear decorative elements and method thereof |
| 09/29/2004 | EP1461491A1 Method and apparatus for draining fibre pulp suspension |
| 09/23/2004 | WO2004081281A1 Fabric support element for a papermaking machine |
| 09/23/2004 | US20040182535 Headbox of a paper machine or equivalent |
| 09/23/2004 | US20040182534 Siphon support, system and method for the use thereof |