Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4731937 | Process and apparatus for the dry sluicing of grit, slag or sediments from pressurized systems | Ulrich Premel, Ralf-Uwe Hartermann, Dietmar Deggim, Klaus Weinzierl | 1988-03-22 |
| 4472363 | Process for the separation of chlorine, fluorine and sulphur from fuel gas and flue or exhaust gas | Klaus Weinzierl | 1984-09-18 |