Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6814856 | Method for improving a gas oil fraction cetane index | Alain Billion, Patrick Briot, Christophe Gueret, Slavik Kasztelan, Narhalie Marchal +1 more | 2004-11-09 |
| 5843384 | Plant for purifying spent oil | Patrick Briot, Pierre-Henri Bigeard, Alain Billon | 1998-12-01 |
| 5759385 | Process and plant for purifying spent oil | Patrick Briot, Pierre-Henri Bigeard, Alain Billon | 1998-06-02 |