Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4933006 | Method for the batch production of steel in an oxygen steel converter with scrap input | — | 1990-06-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4933006 | Method for the batch production of steel in an oxygen steel converter with scrap input | — | 1990-06-12 |