Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6887954 | Polymerization catalyst | — | 2005-05-03 |
| 5240683 | Process and device for introducing a powder into a reactor | Charles Raufast | 1993-08-31 |
| 5213768 | Fluidized bed apparatus and process for feeding gas to a fluidized bed apparatus | Frederic R. M. M. Morterol, Charles Raufast | 1993-05-25 |