Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5771822 | Process for the disposal of residual substances from waste incineration plants as well as activated coke and/or activated carbon | — | 1998-06-30 |
| 4905614 | Method for thermic disposal of waste materials | Wolfgang Grigel, Jakob Hinterkeuser, Heinz-Dieter Waldhecker, Kariheinz Passler | 1990-03-06 |
| 4554053 | Method and device for removal of heavy tar from a coke-oven gas during cooling | Gunter Adomat, Peter James Diemer | 1985-11-19 |