Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4544405 | Method of producing steels of great purity and low gas content in steel mills and steel foundries and apparatus therefor | Horst Willaschek | 1985-10-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4544405 | Method of producing steels of great purity and low gas content in steel mills and steel foundries and apparatus therefor | Horst Willaschek | 1985-10-01 |