Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4765809 | Apparatus for removing dust from gas | Dieter Reichel, Lothar Brehm, Gunter Quass | 1988-08-23 |
| 4536193 | Stirrer of a reactor for gasifying solid fuels | Johannes Albrecht, Osman Turna, Helmut Vierrath, Manfred Weil, Klaus Zapke | 1985-08-20 |