Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6229838 | Electric arc furnace for the production of steel and method of operating this furnace | Jacky Laurent, Frederic Viraize, Marc Bremont, Jean-Claude Vuillermoz | 2001-05-08 |