Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4726465 | Coke quenching car | Hans-Jurgen Kwasnik, Hans-Gunter Piduch | 1988-02-23 |
| 4690160 | Hydraulically operated high-pressure piston pump | Norbert Walther, Kurt Lorenz, Engelbert Bruns | 1987-09-01 |
| 4556459 | Sealing arrangement at coke oven chambers | Engelbert Bruns | 1985-12-03 |
| 4448641 | Method for evacuating emissions of a coke oven | — | 1984-05-15 |
| 4448642 | Apparatus for evacuating emissions of a coke oven | — | 1984-05-15 |
| 4263101 | Coke oven door assembly | Friedrich Thiersch | 1981-04-21 |