Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4507075 | Combustion device | Dietrich Buss, Klaus Brucher | 1985-03-26 |
| 4300480 | Apparatus and process for the operation of an environmentally satisfactory coal fired plant | Fritz Schoppe | 1981-11-17 |