Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8007657 | Preparation and treating of bituminous compositions | Leon Mentink, Joel Bernaerts, Frédéric DELFOSSE | 2011-08-30 |
| 7871585 | Method and device for treating fumes generated during the production, conversion and/or handling of oil-based products | Jean-Pierre Marchand, Jacques Amouroux, Sergey Dresvin, Pascal Rousseau | 2011-01-18 |