Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6254789 | Method for treating aqueous solutions comprising acids and nitrated compounds | Philippe Marion, Louis Le Bris, Gerard Berrod, Philippe Perrona | 2001-07-03 |
| 5273949 | Silica-stabilized alumina | Thierry Chopin, Jean-Luc Le Loarer | 1993-12-28 |