Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820495 | Plate reactors for chemical syntheses under high pressure in gaseous phase and with heterogeneous catalysis | Quang D. Vu, Claude Pradel, Jean-Francois Le Page | 1989-04-11 |
| 4816140 | Process for deasphalting a hydrocarbon oil | Pierre Trambouze, Pierre Bergez, Michel Claveau | 1989-03-28 |