Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7316825 | Filter aid used in alluviation | Georges Rahier, Philippe Janssens, Stephane Dupire, Pierre Adam | 2008-01-08 |
| 6986911 | Filter aid used in alluviation | Georges Rahier, Philippe Janssens, Stephane Dupire, Pierre Adam | 2006-01-17 |