Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5646085 | Material based on tungsten carbide(s), catalyst and process useful for the hydrogenation of an aromatic nitro or nitroso derivative employing this catalyst | Claude Mercier | 1997-07-08 |
| 5624933 | Process for the preparation of a 6-fluoro-2-halo-quinoline | Herve Garcia, Patrick Leon | 1997-04-29 |