Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10088155 | Central burner for multi-fuel multiple lance burner system | Guenther Balgar, Ramazan Keles, Holger Wulfert | 2018-10-02 |
| 9162256 | Method for classifying a ground material-fluid mixture and mill classifier | Michael Keyssner | 2015-10-20 |
| 8453846 | Method for classifying a ground material-fluid mixture and mill classifier | Michael Keyssner | 2013-06-04 |
| 7690591 | Roller mill | Michael Keyβner, Udo Meyer | 2010-04-06 |
| 6422160 | Apparatus for the combustion of vanadium-containing fuels | Holger Wulfert, Klaus Goerner, Friedrich Schmaus | 2002-07-23 |
| 6148745 | Method for the combustion of vanadium-containing fuels | Holger Wulfert, Klaus Goerner, Friedrich Schmaus | 2000-11-21 |