Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4335051 | Process for the preparation of dimethyl carbonate | Hans-Josef Buysch, Heinrich Krimm | 1982-06-15 |
| 4326080 | Process for the preparation of 4-amino-diphenylamines | Karlfried Wedemeyer | 1982-04-20 |