Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6126717 | Steel-making method and plant | Pierre Gauthier, Xavier Vigor | 2000-10-03 |
| 5912422 | Method for purifying hydrogen based gas mixture using a lithium- exchanged X zeolite | Olivier Bomard, Serge Moreau, Xavier Vigor | 1999-06-15 |