Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696048 | Cobalt catalysts | Boris Breitscheidel, Peter Polanek, Guido Voit, Tom Witzel, Michael Hesse | 1997-12-09 |
| 5677261 | Preparation of a catalyst consisting of a carrier and a catalytically active oxide material applied to the surface of the carrier | Andreas Tenten, Peter Weidlich | 1997-10-14 |