Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859357 | Polyfluorinated compounds, their preparation and their use as lubricant additives | Marc Hermant | 1989-08-22 |
| 4832859 | Lubricants and new polyfluorinated compounds which can be used as additives | Dominique Basset, Jean-Claude Fayard, Marc Hermant, Pierre Durual | 1989-05-23 |