Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4406666 | Device for the gasification of carbon by means of a molten metal bath | Chatty Rao, Alfred Kryczun, Roland Pfeiffer, Heinz-Dieter Waldhecker, Rolf Pufal | 1983-09-27 |
| 4344773 | Apparatus for the gasification of carbon and/or carbon-containing media | Roland Pfeiffer, Heinz-Dieter Waldhecker, Alfred Kryczun, Rolf Pufal | 1982-08-17 |
| 4283285 | Apparatus for the production of molded bodies from filter cakes | Chatty Rao, Helmut Preuss | 1981-08-11 |
| 4244905 | Method and apparatus for the manufacture of mold bodies, particularly pellets from secondary slurries of the metallurgical industry | — | 1981-01-13 |