Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9868173 | Method for arc welding with a dual gas flow, with a central flow containing argon and hydrogen, and with a sheath flow including argon and either carbon dioxide or oxygen | Sebastien Gadrey | 2018-01-16 |