Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4713124 | Method for cooling a charge after thermal treatment | Dieter Gierse | 1987-12-15 |
| 4709904 | Vacuum furnace for heat-treating a charge | — | 1987-12-01 |
| 4691825 | Needle package | Peter Klocker | 1987-09-08 |
| 4634103 | Oven equipment for cooling a charge after thermal treatment | Dieter Gierse | 1987-01-06 |
| 4612064 | Method for heat-treating a charge using a vacuum furnace | — | 1986-09-16 |