Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660810 | Method and device for delivering hot, aggressive media | Hans-Ulrich Dummersdorf, Helmut Harle, Franz-Rudolf Minz, Fritz Gestermann | 1997-08-26 |
| 5599965 | Process for the preparation of dialky carbonates | Zoltan Kricsfalussy, Hans-Joachim Traenckner | 1997-02-04 |