Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8561488 | On-line production process of sand presenting a controlled methylene blue value | Alain Jacquet, Laurence Martin, Hakimi Yahiaoui | 2013-10-22 |
| 8304475 | Process for the production of a bituminous composition | Mohsen Ech, Nicolas Richard, Emmanuel Villard, Hassan Baaj, Philippe Toubeau | 2012-11-06 |