Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4276160 | Method for waste water purification with the aid of a sorption agent | Siegfried Eberle, Gerhard Endres | 1981-06-30 |
| 4230565 | Method for purifying phosphate containing waste waters | Siegfried Eberle | 1980-10-28 |