Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5478472 | Process for treating waste water containing organic and inorganic compounds | Wolfgang Dilla, Helmut Dillenburg, Erich Ploenissen | 1995-12-26 |
| 5445741 | Process for treating waste water | Wolfgang Dilla, Helmut Dillenburg, Michael Klumpe, Horst Linke, Detlef Orzol +1 more | 1995-08-29 |