Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5473095 | Process for the preparation of chlorinated 4,5-difluorobenzoic acids, -benzoic acid derivatives and -benzaldehydes | Ralf Pfirmann, Theodor Papenfuhs | 1995-12-05 |
| 5230804 | Process for separating catalysts from suspensions by filtration | Ernst I. Leupold, Eduard Zeisberger, Manfred Kauffelt, Willi Herzog, Udo Dettmeier | 1993-07-27 |
| 5155247 | Use of organorhenium compounds for the oxidation of multiple C--C-bonds, oxidation processes based theron and novel organorhenium compounds | Wolfgang Anton Herrmann, Dieter M. Fritz-Meyer-Weg, Werner Wagner, Josef Kuchler, Richard Fischer | 1992-10-13 |