Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7618519 | Cathode element for use in an electrolytic cell intended for production of aluminum | Delphine Bonnafous, Claude Vanvoren | 2009-11-17 |
| 7527715 | Method and system for cooling an electrolytic cell for aluminum production | Laurent Fiot, Claude Vanvoren, Airy-Pierre Lamaze, Bernard Eygulnent | 2009-05-05 |
| 7485215 | Method of pre-heating a stack for aluminium electrolysis production | Denis Jouaffre, Claude Vanvoren | 2009-02-03 |
| 4867851 | Process for regulating the acidity of all-Heelectrolytic cells | Benoit Sulmont | 1989-09-19 |