Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4648331 | Process for the reduction of NO.sub.x in fluidized-bed furnaces | — | 1987-03-10 |
| 4474120 | Method for at least the two-stage ignition of a fuel dust power burner and a burner system for carrying out this method | Fritz Adrian, Theodor Grund, Udo Strauss | 1984-10-02 |