Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6245241 | Method of decontaminating soils | Gunter Kupczik, Werner Schulze-Erfurt | 2001-06-12 |
| 6059855 | Process for decontaminating suspensions containing silt, pollutants and water | Peter Wietstock | 2000-05-09 |
| 4510932 | Apparatus for supplying divers with artificial respiratory gas mixtures | Peter Loebel, Gerhard Risse, Volker Leiser | 1985-04-16 |