Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6461479 | Process and device for distributing a pulp suspension, particularly at medium consistency | Franz Petschaurer, Adolf Engler | 2002-10-08 |
| 5960559 | Process and apparatus for drying material | Erwin Brunnmair | 1999-10-05 |
| 5707512 | Apparatus for the separation of solid-liquid mixtures | Manfred Koch, Hubert Riemer | 1998-01-13 |
| 5540846 | Process for filtering solid-liquid mixtures within an enclosed pressure space | Manfred Koch | 1996-07-30 |
| 5465502 | Suction roll in particular for a paper web dryer | Herbert Holik, Werner Leitenberger | 1995-11-14 |
| 5371954 | Method and apparatus for the guiding of fibre webs | Wolfgang Promitzer, Adolf Gopg | 1994-12-13 |
| 5347728 | Suction roll, especially for a paper web drier | Herbert Holik, Werner Leitenberger | 1994-09-20 |
| 5269075 | Apparatus for interconnecting two groups of driers of a papermaking machine | Erwin Brunnmair, Herbert Holik, Werner Leitenberger | 1993-12-14 |
| 4955268 | Apparatus containing a work surface heated with a heat carrier medium | Georg Ickinger, Willibald Fermuller, Anton Paugger | 1990-09-11 |
| 4851119 | Machine for pressing and dewatering or filtering | Dag Bergloff, Heinz Perchthaler | 1989-07-25 |
| 4544447 | Dehydration machine for pulp, sludges or similar fibrous materials | Franz Petschauer, Johann Sbaschnigg | 1985-10-01 |
| 4312139 | Material web drier | Erich Preisler, Karl Bilek, Rudolf Greimel, Milada Weinmann, Herbert Holik +1 more | 1982-01-26 |