Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5562753 | Method and installation for producing molten steel from ferrous materials rich in carbonaceous materials | Yann de Lassat de Pressigny, Henri Gaye, Jean-Luc Roth | 1996-10-08 |