Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602867 | Method of and device for operating an arc furnace with two vessels | Karl-Josef Schneider | 1997-02-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602867 | Method of and device for operating an arc furnace with two vessels | Karl-Josef Schneider | 1997-02-11 |