Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7128247 | Fire resistant ceramic part | Bernhard Longin, Dieter Pirkner | 2006-10-31 |
| 5368459 | Device for preparing and feeding a monolithic ceramic mass into a metallurgical melting vessel | Manfred Slamenik | 1994-11-29 |
| 5106608 | Magnesium oxide in fine powder form and its use | Roland Heindl | 1992-04-21 |