Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6679931 | Method for recovering metallic chromium from slag containing chromium oxide | Karl Reiner Götzinger | 2004-01-20 |
| 6500382 | Method and apparatus for slag-free teeming of metal melt from a metallurgical melt vessel | Reinhard Fuchs | 2002-12-31 |