Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6221312 | Refractory wall, metallurgical vessel comprising such a refractory wall and method in which such a refractory wall is applied | Jacobus Van Laar | 2001-04-24 |
| 6090340 | Runner for a hot melt, runner system and method for conveying a hot melt | Rudolf Boonacker, Jacobus Van Laar, Coert Johannes Nooij | 2000-07-18 |