Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871673 | Process for the decontamination of soil by means of microorganisms | Hans-Jurgen Rehm | 1989-10-03 |
| 4370306 | Process for separation of traces of gaseous contaminants from waste gases by chemical absorption | Wolfgang Litzenburger | 1983-01-25 |