Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5980727 | Method and equipment for removing organic halogen compounds from water | Christian Putz, Reinhard Witt | 1999-11-09 |
| 5980736 | Apparatus and process for processing rain and/or surface water | Reinhard Witt, Christian Putz | 1999-11-09 |