D21F 1/02

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Showing 1 to 20 of 177 results

Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9909850 Device for simultaneously measuring headbox slice opening and setback in a papermaking machineApr 14, 16Mar 06, 18ANDRITZ PAPERCHINE INC.
9856104 Sheet manufacturing apparatusNov 25, 15Jan 02, 18SEIKO EPSON CORPORATION
9422665 Headbox apparatusSep 04, 12Aug 23, 16PAPERCHINE INC.
9127404 Used paper recycling apparatus and its constituent devicesJul 13, 12Sep 08, 15SEED COMPANY LIMITED
8512517 Process for the production of paper or paperboardJan 29, 10Aug 20, 13STORA ENSO AB
8343314 Pulp feeder for used paper recycling apparatusJan 08, 08Jan 01, 13SEED COMPANY LIMITED
7794571 Method for managing lamella vibrations of a lip channel of a head box and the lamella for the lip channel of the headboxMar 08, 06Sep 14, 10VALMET TECHNOLOGIES, INC.
7785446 Flow sheet for paper machine and method of manufacturing the sameOct 05, 04Aug 31, 10TORAY INDUSTRIES, INC.
7507314 Vane intended for a headbox of a paper machine and method for ensuring the straightness of a vaneFeb 22, 05Mar 24, 09VALMET TECHNOLOGIES, INC.
7431800 Device and method for on-line control of the fibre direction of a fibre webApr 15, 03Oct 07, 08STORA ENSO AB
7335280 Method and equipment in the measurement of the flatness of the flow surface of the headbox of a paper machineAug 23, 04Feb 26, 08VALMET TECHNOLOGIES, INC.
7005037 Device for detaching a paper web from a wireNov 10, 03Feb 28, 06ANDRITZ AG
7001488 Method of and apparatus for distribution of paper stock in paper or board making machinerySep 23, 02Feb 21, 06VALMET TECHNOLOGIES, INC.
6821390 Process and device to control quality parameters in paper, tissue and pulp dewatering plantsMar 18, 02Nov 23, 04ANDRITZ AG
6808601 Method for mixing dilution liquid into a stock flow in a paper or board machine to control basis weight using coarse and fine controlsMar 01, 02Oct 26, 04VALMET TECHNOLOGIES, INC.
6770171 Method and system for controlling headbox in a paper/board machineOct 09, 02Aug 03, 04VALMET TECHNOLOGIES, INC.
6761801 Lamella of a headbox of a paper, cardboard, or tissue machineOct 17, 01Jul 13, 04VOITH PATENT GMBH
6736938 Headbox and arrangement and method for mounting a vane thereofNov 08, 02May 18, 04METSO PAPER KARLSTAD AB
6679974 Procedure and means for generating turbulence in stock suspension flowJun 24, 02Jan 20, 04VALMET TECHNOLOGIES, INC.
6551459 Regulation system for the short circulation and headbox of a paper machine or equivalentJun 10, 02Apr 22, 03VALMET TECHNOLOGIES, INC.

Showing 1 to 20 of 177 results