Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4829043 | Silver catalyst and a process for its preparation | Karl-Heinz Boehning, Wolf D. Mross, Hans-Juergen Becker, Juergen Plueckhan, Klaus-Christian Renner | 1989-05-09 |
| 4822920 | Preparation of cyclopentanone | Helmut Lermer, Wolfgang Hoelderich | 1989-04-18 |