Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5739503 | Shielding gas mixture and process for arc welding of stainless steel workpieces | Philippe Rouault | 1998-04-14 |
| 5667702 | Process and gaseous mixture for arc welding of aluminium components | Richard Soula, Didier Marchand | 1997-09-16 |
| 5667703 | Process and gaseous mixture for arc welding of aluminium components | Richard Soula, Didier Marchand | 1997-09-16 |