Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4592707 | Device for rounding off granular particles of solid material | Janos Lukacs, Hugo Spalinger | 1986-06-03 |
| 4476071 | Process for rounding off granular particles of solid material | Janos Lukacs, Hugo Spalinger | 1984-10-09 |
| 4374119 | Process for the production of coarse crystalline alumina | Bernhard Schepers, Volker Nobbe, Bernd Schröder, Manfred Kullack | 1983-02-15 |
| 4220843 | Process for melting material | Volker Nobbe, Hugo Spalinger | 1980-09-02 |
| 4217479 | High temperature reactor | Volker Nobbe, Hugo Spalinger | 1980-08-12 |