Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4730578 | Method for operating a heating boiler plant and apparatus suitable therefor | Alfred Michel, Hermann O. Berg, Louis Gosteli | 1988-03-15 |
| 4421476 | Gasification burner | Peter Gulden, Alfred Michel | 1983-12-20 |
| 4273560 | Method for operating combustion devices | — | 1981-06-16 |
| 4260521 | Metal catalyst without carrier for the partial soot-free oxidation of liquid hydrocarbons with air | — | 1981-04-07 |
| 4230443 | Vaporizing burner | Hermann O. Berg, Peter Gulden, Alfred Michel | 1980-10-28 |