Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5470454 | Process for the preparation of lubricating base oils | Pierre Grandvallet, Pierre E. Dejaifve | 1995-11-28 |
| 5427703 | Process for the preparation of polar lubricating base oils | Pierre Grandvallet, Roland A. C. Garin | 1995-06-27 |