Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5259932 | Heating system for regenerative coke ovens | Manfred Blase, Ulrich Kochanski, Dietrich Wagener, Gunther Meyer, Heinz Durselen +3 more | 1993-11-09 |
| 4713148 | Light construction plug for coke oven doors | — | 1987-12-15 |
| 4296938 | Immersion-type seal for the standpipe opening of coke ovens | Rheinhold Wippich | 1981-10-27 |
| 4265709 | Method and apparatus for separating gases and solids during the carbonization of coal | Janos Bocsanczy, Dieter Stalherm | 1981-05-05 |