Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5917069 | Adsorbent for treatment of oils and/or fats | Wolfgang Buckl, Helmut Eicke, Norbert Schall, Werner Zschau, Reinhard Hahn | 1999-06-29 |
| 5869415 | Process for activating layered silicates | Jose Antonio Ortiz, Carlos Martinez Reyes, Walter Reinking Cejudo, Werner Zschau, Christain Fabry | 1999-02-09 |