Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6033579 | Red mud dewatering and washing process | Hubert Riemer, Nils Oeberg, Paolo Murgia, Mario Noriega | 2000-03-07 |
| 5176189 | Device for transport of material between chambers at different pressures and process for operation of this device | Franz Krappmann | 1993-01-05 |
| 4851119 | Machine for pressing and dewatering or filtering | Dag Bergloff, Reinhard Pinter | 1989-07-25 |
| 4812234 | Oil sludge conditioning equipment | Stamatios Stefou | 1989-03-14 |
| 4612123 | Regulating apparatus for dewatering machines | Peter Eustacchio, Rupert Syrowatka | 1986-09-16 |
| 4460461 | Device for the regulation of a water-removing machine | Rupert Syrowatka, Werner Dietl | 1984-07-17 |