Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5633216 | Process for sweetening petroleum cuts without regular addition of alkaline solution using a basic solid catalyst | Christian Marcilly, Philippe Courty | 1997-05-27 |
| 5591323 | Process for sweetening petroleum cuts without regular addition of alkaline solution using a basic solid catalyst | Christian Marcilly, Philippe Courty | 1997-01-07 |