Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5806317 | Method and device for solar steam generation | Wolfgang Kohler, Wolfgang Kastner | 1998-09-15 |
| 4994174 | Process and system for low-temperature carbonization of oil shale, oil sands or similar oil-bearing solids | Gerd Brunner, Jurgen Hoffmann, Till Dehrmann | 1991-02-19 |
| 4505808 | Method of extracting hydrocarbons from oil-containing rock or sand through hydrogenating low temperature carbonization | Gerd Brunner, Rainer Hoffmann | 1985-03-19 |
| 4505809 | Process and apparatus for extracting hydrocarbons from oil shale | Gerd Brunner, Rainer Hoffmann | 1985-03-19 |
| 4445325 | Installation for generating superheated process steam from salt-containing raw water | Herbert Tratz, Hermann Finckh | 1984-05-01 |
| 4280449 | Steam generator for a solar power plant | Kurt Reiter, Christian Koch | 1981-07-28 |