Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4792389 | Process to produce light products and fuel oils for conventional use from heavy metal- and sulfur-rich crude oil residues | Werner Frohn, Dieter Bohlmann, Hermann Franke, Werner Zimmermann, Heinz Limmer +6 more | 1988-12-20 |