Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4659456 | Process of drying and heating oil-containing solids | Roland Rammler, Hans-Jurgen Weiss, Ingo Dreher, Jorg Schmalfeld | 1987-04-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4659456 | Process of drying and heating oil-containing solids | Roland Rammler, Hans-Jurgen Weiss, Ingo Dreher, Jorg Schmalfeld | 1987-04-21 |