Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4708328 | Brick-lining a metallurgical vessel | — | 1987-11-24 |
| 4354670 | Lining apparatus for metallurgical vessels, particularly for steel mill converters and/or blast furnaces | Gerhard Eichbaum | 1982-10-19 |