Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4993691 | Oxygen injection lance | Robert Mousel, Carlo Lux, Henri Klein, Romain Henrion, Carlo Heintz +2 more | 1991-02-19 |
| 4971297 | Nozzle for refining lance | Romain Henrion, Henri Klein, Robert Mousel, Michel Decker, Carlo Heintz +4 more | 1990-11-20 |