Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4717128 | Refractory plate assembly including wear and erosion resistant insert surrounded by plural component base structure | Raimund Bruckner, Ernst Luhrsen | 1988-01-05 |
| 4566925 | Method of mounting a metal band about a cover plate | Jurgen Schnabel | 1986-01-28 |
| 4508324 | Fastening means for a closure plate on a sliding shutter outlet in a vessel which contains molten metal | Ernst Luhrsen, Siegfried Pohl | 1985-04-02 |
| 4391392 | Sliding closure unit | Peter Jeschke | 1983-07-05 |