Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7437208 | System for computer-aided measurement of quality and/or process data in a paper machine | Rudolf Muench, Niels Hardt, Pekka M. Typpo, Florian Wegmann | 2008-10-14 |
| 6627042 | Process for the formation of a multi-ply and/or multilayer fiber web | — | 2003-09-30 |
| 6227374 | Process and floatation device for the removal of interfering materials from an aqueous fiber pulp suspension | Herbert Britz, Axel Gommel, Martin Kemper, Almut Kriebel, Wolfgang Mannes +2 more | 2001-05-08 |
| 6183595 | Process for treating a fibrous material suspension using combination of low-intensity and high-intensity flotation | Herbert Britz, Martin Kemper, Thomas Martin, Anton Selbherr, Harald Selder | 2001-02-06 |
| 6042735 | Process and device to drain a fibrous pulp suspension | Axel Gommel, Josef Schneid | 2000-03-28 |
| 5666741 | Drying section with additional press nip | Alfred Bubik, Erwin Brunmair, Harald F. Hess, Werner Leitenberger, Thomas Merath +3 more | 1997-09-16 |
| 5551164 | Drying section with an adjacent finishing roller | Erwin Brunnmair, Alfred Bubik, Harald F. Hess, Werner Leitenberger, Thomas Merath +3 more | 1996-09-03 |
| 5465502 | Suction roll in particular for a paper web dryer | Werner Leitenberger, Reinhard Pinter | 1995-11-14 |
| 5387782 | Apparatus for smoothing paper webs | — | 1995-02-07 |
| 5347728 | Suction roll, especially for a paper web drier | Reinhard Pinter, Werner Leitenberger | 1994-09-20 |
| 5269075 | Apparatus for interconnecting two groups of driers of a papermaking machine | Erwin Brunnmair, Reinhard Pinter, Werner Leitenberger | 1993-12-14 |
| 5266167 | Method of roll cooling in a paper machine | Harald F. Hess, Rudiger Kurtz, Juergen Proessl | 1993-11-30 |
| 5257698 | Cleaner for stock suspensions | Alfred Christ, Erich Linck, Wolfgang Siewert | 1993-11-02 |
| 5225043 | Twin wire former with water guide element over the forming zone | Heinz Braun, Alfred Bubnik, Rudiger Kurtz, Heinz Steckenreuter, Helmut Stieb +1 more | 1993-07-06 |
| 5163364 | Method for calendering a paper or cardboard web | Alfred Bubik, Hans Dahl, Rudiger Kurtz, Peter Mirsberger, Harald F. Hess | 1992-11-17 |
| 5071513 | Method for the mechanical-thermal dewatering of a fiber stock web | Reinhard Bluhm, Peter Mirsberger | 1991-12-10 |
| 5061347 | Adjustable ledge for the sheet forming zone of a papermaking machine | Alfred Bubik, Otto Hildebrand, Karl-Heinz Muller | 1991-10-29 |
| 4906336 | Headbox device for a papermaking machine | Elmer Weisshuhn | 1990-03-06 |
| 4898643 | Headbox control apparatus for a papermaking machine | Elmer Weisshuhn, Alfred Bubik, Hans Dahl, Rudiger Kurtz, Anton Zembrot +3 more | 1990-02-06 |
| 4897158 | Headbox apparatus for a papermaking machine | Elmer Weisshuhn, Alfred Bubik, Hans Dahl, Rudiger Kurtz, Anton Zembrot +3 more | 1990-01-30 |
| 4888094 | Method of operating a headbox apparatus for a papermaking machine | Elmer Weisshuhn, Alfred Bubik, Hans Dahl, Rudiger Kurtz, Anton Zembrot +3 more | 1989-12-19 |
| 4714522 | Device for decelerating fast-flow currents of white water | — | 1987-12-22 |
| 4661206 | Wet press for dewatering a material web with plural pressure pockets and unsymmetrical arrangement | Peter Heitmann, Peter Mirsberger | 1987-04-28 |
| 4620926 | Flotation apparatus for flotation of fibrous stock suspension recovered from waste paper | Erich Linck, Woflgang Siewert, Anton Selbherr | 1986-11-04 |
| 4570314 | Press roll | Helmut Hund, Peter Mirsberger | 1986-02-18 |