Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810186 | Apparatus for burning fuels while reducing the nitrogen oxide level | Wolfgang Schreier | 1989-03-07 |
| 4790743 | Method of reducing the nox-emissions during combustion of nitrogen-containing fuels | Klaus Leikert, Gerhard Buttner | 1988-12-13 |
| 4436038 | Method of preparing pulverized fuel withdrawn from a primary fuel flow for a pulverized fuel pilot light by means of a sifter device or a supplemental pulverizing plant | Klaus Leikert | 1984-03-13 |
| 4426938 | Method of preparing ignition fuel pursuant to flow dynamics from a primary fuel flow for a pulverized fuel pilot light | Klaus Leikert | 1984-01-24 |