Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860535 | Power plant for burning a fuel at high pressure and a gas turbine driven by the combustion gases | Ragnar Torstenfelt | 1989-08-29 |
| 4848276 | Fluidized bed power plant with bed material crusher | Roine Brannstrom, Evert Lindblad, Leopold Malmkvist, Mats Thoren | 1989-07-18 |