Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5445658 | Gasification apparatus for a finely divided combustible material | Rainer Durrfeld, Johannes Kowoll, Eberhard Kuske, Gerhard Wilmer, Joachim Wolff | 1995-08-29 |
| 5441547 | Method for gasification of a finely divided combustible material | Rainer Durrfeld, Johannes Kowoll, Eberhard Kuske, Gerhard Wilmer, Joachim Wolff | 1995-08-15 |
| 4920926 | Waste heat boiler for cooling of partial oxidation crude gas | Adolf Linke, Karl-Heinz Dutz, Gerhard Wilmer | 1990-05-01 |
| 4893912 | Device for observing a hot reaction space in the interior of a reactor operating at increased pressure | Klaus Kohnen, Lothar Semrau | 1990-01-16 |
| 4818252 | Arrangement for gasifying finely divided particularly solid fuel under high pressure | Klaus Kohnen, Hans C. Pohl | 1989-04-04 |
| 4818253 | Device for gasifying finely divided fuels under increased pressure | Klaus Kohnen, Norbert Ullrich | 1989-04-04 |
| 4807698 | Heat exchanger for gases under high pressure | Klaus Kohnen | 1989-02-28 |
| 4765631 | Stuffing box sealing arrangement | Klaus Kohnen, Adolf Linke | 1988-08-23 |
| 4731097 | Gas cooling device for a gasifer | Klaus Kohnen, Norbert Ullrich | 1988-03-15 |
| 4617988 | Soot blower for the removal of deposits from surfaces of heat exchangers or the like | Klaus Kohnen, Norbert Ullrich | 1986-10-21 |
| 4603588 | Device for gripping specimens | Klaus Kohnen, Joachim Jorde | 1986-08-05 |