Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4529504 | Removal of nitrogenous compounds from petroleum processing products using chlorosilylated silica gel | Marc-Andre Poirier | 1985-07-16 |
| 4519915 | Clarification of black water produced during recovery of bitumens and heavy oils | Marc-Andre Poirier | 1985-05-28 |