Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4282066 | Process and apparatus for coking coal using microwave radiation | Dietrich Wagener, Horst Fach | 1981-08-04 |
| 4280033 | Process and apparatus for the thermal treatment of coal | Dietrich Wagener, Fach Horst | 1981-07-21 |
| 4272323 | Process for producing coke | Robert Tettweiler | 1981-06-09 |