Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4277273 | Treatment and handling of metallurgical slag | Edouard Legille | 1981-07-07 |
| 4245982 | Cooling box for shaft furnaces | Henri Radoux, Herbert Ensch, Guido Monteyne | 1981-01-20 |