Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6051195 | Synthesis gas heat exchanger unit | Wolfgang Deeke, Wolfram Gruhlke, Klaus Kohnen | 2000-04-18 |
| 5976203 | Synthesis gas generator with combustion and quench chambers | Wolfgang Deeke, Wolfram Gruhlke, Klaus Kohnen | 1999-11-02 |
| 5950572 | Opening that allows a soot blower lance to be introduced through a tube cage | Klaus Kohnen | 1999-09-14 |
| 5873329 | Refractory lining in the transition of a gasifier to the waste heat boiler | Klaus Kohnen, Duane Brooker | 1999-02-23 |
| 5810075 | Heat-insulating lining on heat exchanger surfaces | Wolfgang Deeke, Michael Havlik, Klaus Kohnen | 1998-09-22 |
| 5794688 | Heat insulation and corrosion protection of the inner vessel wall of a heat exchanger | Klaus Kohnen, Michael Havlik, Hermann Knorth | 1998-08-18 |
| 5586995 | Filter for separating pollutants from flue gases | Frohmut Vollhardt | 1996-12-24 |