Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5212941 | Method for operating a combined gas turbine/steam turbine process | Hubert Steven, Reinhold U. Pitt | 1993-05-25 |
| 5051040 | Fluidized bed combustion system that is controllable under pressure | Horst Muller, Hubert Steven, Bernd Sudau | 1991-09-24 |
| 4850700 | Method and apparatus for producing a coal/water mixture for combustion in a fluidized bed unit | Eugen Markus, Hubert Steven | 1989-07-25 |