Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4268015 | Bottom outlet or discharge for use in metallurgical vessels for steel melts, particularly tundishes | Godehard Sussmuth, Klaus Walden | 1981-05-19 |
| 4203538 | Refractory spout brick | — | 1980-05-20 |