Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4652430 | Apparatus for multi-stage refining of organic bulk materials | Wolfgang Michel, Heinz Paul, Frank Wilhelm, Andreas Rummel, Gero Seher +4 more | 1987-03-24 |
| 4605487 | Use of methane, methane and hydrogen, or natural gas for pyrolysis gas | Wolfgang Michel, Heinz Paul, Andreas Rummel, Gero Seher, Manfred Ossowski +2 more | 1986-08-12 |