Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12196418 | Combustion of the CO in secondary metallurgical exhaust gas, with calorific value control and volume flow control | Volker Wiegmann, Andreas KEMMINGER, Helmut Biehl | 2025-01-14 |
| 6969446 | Method for producing concentrated nitric acid and installation for carrying out a method of this type | Gottfried Dichtl, Manfred Sassenberg, Ulrich Walter | 2005-11-29 |