Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5605104 | Method and device for melting down solid combustion residues | Gerhard Gross | 1997-02-25 |
| 5505145 | Process and apparatus for waste incineration | Gerhard Gross | 1996-04-09 |