Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5972281 | Process and device to avoid contamination of tapping steel by flush slag with a tiltable converter | Berthold Stilkerieg | 1999-10-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5972281 | Process and device to avoid contamination of tapping steel by flush slag with a tiltable converter | Berthold Stilkerieg | 1999-10-26 |