Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4491470 | Method for separating non-ferrous metals from ferruginous secondary substances | Hermann Hilbrans | 1985-01-01 |
| 4447261 | Method for separating non-ferrous metals from iron-containing materials | Hermann Hilbrans | 1984-05-08 |
| 4406666 | Device for the gasification of carbon by means of a molten metal bath | Peter Paschen, Alfred Kryczun, Roland Pfeiffer, Heinz-Dieter Waldhecker, Rolf Pufal | 1983-09-27 |
| 4315972 | Casting whose molding takes place during its recovery by means of filtration-dehydration | Hans Bender | 1982-02-16 |
| 4283285 | Apparatus for the production of molded bodies from filter cakes | Peter Paschen, Helmut Preuss | 1981-08-11 |
| 4212608 | Method and apparatus for the production of mold bodies | Bruno Schmitz | 1980-07-15 |