Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4261832 | Membranes with preselected pore types for separation processes | Horst Schumacher, Harald Juntgen, Ernst Preuss, Werner Hodek, Ingo Romey | 1981-04-14 |
| 4233117 | Manufacture of abrasion-resistant coke | Harald Juntgen, Karl Knoblauch, Josef Degel, Klaus D. Giessler | 1980-11-11 |