D21F 1/08

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Showing 1 to 20 of 52 results

Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9347182 Methods and apparatus for forming fluff pulp sheetsOct 02, 14May 24, 16INTERNATIONAL PAPER COMPANY
8871059 Methods and apparatus for forming fluff pulp sheetsFeb 16, 12Oct 28, 14INTERNATIONAL PAPER COMPANY
8753482 Method and apparatus for treatment of paper stockApr 30, 08Jun 17, 14HONEYWELL INTERNATIONAL INC.
8349136 Method for optimizing the energy balance in forming sections in machines for the production of fibrous webs, and forming sectionAug 18, 10Jan 08, 13VOITH PATENT GMBH
7763148 Method and apparatus for producing a fibrous webOct 27, 06Jul 27, 10VOITH PATENT GMBH
7754052 Process and apparatus for feeding cementitious slurry for fiber-reinforced structural cement panelsNov 01, 06Jul 13, 10UNITED STATES GYPSUM COMPANY
7279072 Method and apparatus for adjusting operation of wire sectionNov 11, 02Oct 09, 07METSO AUTOMATION OY
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.
6585860 Method to control or regulate the basis weight of a paper or cardboard webFeb 22, 02Jul 01, 03Voith Sulzer Papiermaschinen GmbH
6544387 Multi-layer headbox for a paper/board machineNov 25, 97Apr 08, 03VALMET TECHNOLOGIES, INC.
6521089 Process for controlling or regulating the basis weight of a paper or cardboard webMay 18, 00Feb 18, 03VOITH SULZER PAPIERTECHNIK PATENT GMBH
6473670 Method and apparatus for executing grade change in paper machine gradeJan 14, 00Oct 29, 02METSO PAPER AUTOMATION OY
6432275 Headbox of a paper/board machine by whose means the basis weight of the web can be regulatedAug 11, 00Aug 13, 02VALMET TECHNOLOGIES, INC.
6368461 Device to control or regulate the basis weight of a paper or cardboard webAug 19, 98Apr 09, 02Voith Sulzer Papiermaschinen GmbH
6368462 Headbox for a paper or board making machineMay 26, 00Apr 09, 02VALMET TECHNOLOGIES, INC.
6355142 Method of controlling headbox jet velocity for foamed furnishesNov 16, 92Mar 12, 02GPCP IP HOLDINGS LLC, Fort James Corporation of Virginia,
6328851 Method and equipment for controlling properties of paperNov 17, 98Dec 11, 01METSO PAPER AUTOMATION OY, NELES AUTOMATION OY,
6210529 Method for regulating the surface level and consistency in a tank for metering component stockJun 10, 99Apr 03, 01VALMET CORPORATION
6203667 Method for regulating basis weight of paper or board in a paper or board machineJun 10, 99Mar 20, 01METSO PAPER AUTOMATION OY, VALMET TECHNOLOGIES, INC.,
6117272 Device and process for metering auxiliary materials into the flow box of a paper machineSep 03, 98Sep 12, 00Voith Sulzer Papiermaschinen GmbH

Showing 1 to 20 of 52 results