Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10894226 | Filter element | Volker Niggl, Marcella Renzulli, Gert Gottschalk | 2021-01-19 |
| 8663468 | Reactor for anaerobic purification of waste water including multi-phase separator devices | Dieter Efinger, Ronald Mulder | 2014-03-04 |
| 8354027 | Sludge extraction system for biological waste water reactors | Dieter Efinger, Werner Gessler, Ronald Mulder | 2013-01-15 |
| 8337699 | Reactor inlet | Dieter Efinger, Werner Gessler, Ronald Mulder | 2012-12-25 |
| 8025761 | Method for degassing and supplying a fibrous suspension to a headbox or a filter device and degassing device | Erwin Binder | 2011-09-27 |
| 8025772 | Method for degassing and supplying a fibrous suspension to a headbox or a filter device and degassing device | Erwin Binder | 2011-09-27 |
| 7807020 | Method for degassing and supplying a fibrous suspension to a headbox or a filter device and degassing device | Erwin Binder | 2010-10-05 |
| 7641767 | Apparatus for treating a fibrous suspension | Erwin Binder, Anton Selbherr | 2010-01-05 |
| 7364638 | Process for the hot dispersing of a paper fiber stock | Pal B. Bendiksen, Volker Niggl | 2008-04-29 |
| 6558557 | Process and a decker for bringing together two suspension layers | Josef Schneid, Rolf Wenske | 2003-05-06 |
| 6391151 | Process for dissolving used paper | Jürgen Dockal-Baur, Wolfgang Muller, Harald Selder, Andreas Steidele, Klaus Steinbild | 2002-05-21 |
| 6279749 | Process and apparatus for removing solids from an aqueous paper fiber suspension | Martin Kemper, Almut Kriebel | 2001-08-28 |
| 6227374 | Process and floatation device for the removal of interfering materials from an aqueous fiber pulp suspension | Herbert Britz, Herbert Holik, Martin Kemper, Almut Kriebel, Wolfgang Mannes +2 more | 2001-05-08 |
| 6162326 | Process for draining a fibrous pulp suspension | Paul-Wilhelm Sepke | 2000-12-19 |
| 6143133 | Method and device for drainage of a fibrous suspension | — | 2000-11-07 |
| 6106669 | Process for thickening a fibrous pulp suspension | Paul-Wilhelm Sepke | 2000-08-22 |
| 6082549 | Process and facility to remove solid matter from an aqueous fibrous material suspension | Martin Kemper | 2000-07-04 |
| 6042735 | Process and device to drain a fibrous pulp suspension | Herbert Holik, Josef Schneid | 2000-03-28 |
| 6036029 | Device to drain a fibrous pulp suspension | Josef Schneid | 2000-03-14 |