Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6228137 | Process for producing a foaming slag above a stainless steel melted in an electric furnace | Yves Guillot, Luc Sollier, Frederic Descaves | 2001-05-08 |
| 5427635 | Martenstitic stainless steel with improved machinability | Jacques Bayol, Pascal Terrien | 1995-06-27 |
| 5362439 | Austenitic stainless steel having a high machinability and an improved cold deformation | Xavier Cholin | 1994-11-08 |
| 5089224 | Resulphurized austenitic stainless steel with improved machinability | Roger Duet, Marc Henry, Jean-Yves Cogne | 1992-02-18 |