Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645806 | Decomposition of organohalogen compounds in dust-laden-waste gases | Roland Spahl, Hans Christoph Horn, Ingo H. Dorn, Gunter Dinkhauser, Hans-Ingo Joschek | 1997-07-08 |
| 5227356 | Catalyst containing metal oxides for use in the degenerative oxidation of organic compounds present in exhaust gases from combustion plants | Bernd Morsbach, Ronald Drews, Wolfgang Buechele, Helmut Schachner | 1993-07-13 |
| 4411797 | Dewatering of sewage sludges on chamber filter presses | Bruno Sander, Peter Lintz, Walter Goesele | 1983-10-25 |
| 4374730 | Process and apparatus for the biological purification of sewage | Alexandru Braha, Hans Daucher, Peter Kroetzsch, Helmut Merkel, Roland Roedl +2 more | 1983-02-22 |
| 4212737 | Processes and apparatus for removing suspended matter from suspensions by filtration through foams | Hans Daucher, Manfred Dressel, Hubert Engelhardt | 1980-07-15 |