Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4541840 | Process and device for the discharge of ash-containing fuel residues | Josef Hibbel, Ulrich Gerhardus, Volkmar Schmidt, Bernhard Lieder, Heinrich Scheve | 1985-09-17 |