Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9506692 | Device and method for drying fibrous material | Stefan-Heinrich Hansen, Klaus Poeschl | 2016-11-29 |
| 8778142 | Suction roll for dewatering a fibrous web | — | 2014-07-15 |
| 7090746 | Process and device for removing water from a mechanical pulp, chemical pulp or paper sheet | Karl Hornhofer, Thomas Kefer, Dietmar Hausjell, Edgar Brogyanyi, Reinhard Diemat | 2006-08-15 |
| 6616810 | Device for removing water from a fibrous material strip | Edgar Brogyanyi, Karl Hornhofer, Wilhelm Mausser, Johann Sbaschnigg | 2003-09-09 |
| 6338773 | Device for dewatering solid/liquid suspensions, especially pulp suspensions | Johann Sbaschnigg, Georg Reck | 2002-01-15 |
| 6311849 | Device for dehydrating and washing suspensions of fibrous material | Johann Sbaschnigg, Wilhelm Mausser, Johannes Kappel | 2001-11-06 |
| 5868903 | Device for dewatering and/or washing suspensions, in particular suspensions of fibrous materials | Johann Sbaschnigg, Wilhelm Mausser | 1999-02-09 |
| 5517834 | Method and device for treatment of a fibrous material-fluid mixture | Johannes Kappel | 1996-05-21 |
| 5239876 | Apparatus for determining the properties of a compactible material | Peter Scheucher, Alois Pesdicek | 1993-08-31 |
| 5238501 | Method for treatment of a fibrous material-fluid mixture | Johannes Kappel | 1993-08-24 |
| 5109764 | Double screen belt press with a wedge compression zone for dewatering mixtures of fibrous material suspensions | Johannes Kappel, Gunther Stock, Karl Eickhoff | 1992-05-05 |
| 4874468 | Apparatus for the liquid treatment of a fibrous board between two endless foraminous belts or wires | Johann Sbaschnigg | 1989-10-17 |
| 4544447 | Dehydration machine for pulp, sludges or similar fibrous materials | Reinhard Pinter, Johann Sbaschnigg | 1985-10-01 |
| 4481118 | Method and apparatus for rinsing filter cake | Otto L. Heissenberger, Johann Sbaschnigg | 1984-11-06 |
| 4270254 | Method for making grooved rollers for dehydrating runs of materials | Dag Bergloff, Alois Wohlfarter, Otto L. Heissenberger, Martin Muhlhauser | 1981-06-02 |