Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4564419 | Nozzle plate construction for underjet coke ovens | Heinz Spindeler, Gerd Halbherr | 1986-01-14 |
| 4564420 | Coke oven battery | Heinrich Spindeler, Horst Kuhlmann, Helmut Dohle, Horst Althaus | 1986-01-14 |
| 4491505 | Apparatus for leveling coal in a coke oven chamber | Heinrich Spindeler | 1985-01-01 |
| 4382772 | Insert tubes for rich gas burners in the heating flues of coke ovens and method and apparatus for inserting or removing the same | Heinz Thubeauville, Horst Kleinert | 1983-05-10 |
| 4357211 | Air control arrangement for regeneratively-heated coke ovens | Gerd Halbherr, Horst Kuhlmann | 1982-11-02 |
| 4347106 | Regeneratively-operated coke oven | — | 1982-08-31 |
| 4306939 | Method of operating a coke oven battery | — | 1981-12-22 |