Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4561873 | Modification of deposit formation in glass furnace heat recovery | Hans-Ulrich Hempel, Rudolf Novotny, Johannes Kramer | 1985-12-31 |
| 4557907 | Hydrothermal disintegration of calcined aluminum oxide wastes | Peter Christophliemk, Jurgen von Laufenberg, Rudolf Novotny, Friedrich W. Diekotter | 1985-12-10 |