Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851084 | Procedure for operating a pyrolysis process | Ulrich Hauser | 1989-07-25 |
| 4849057 | Apparatus for the pyrolysis of waste material | Gerhard Rossol | 1989-07-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851084 | Procedure for operating a pyrolysis process | Ulrich Hauser | 1989-07-25 |
| 4849057 | Apparatus for the pyrolysis of waste material | Gerhard Rossol | 1989-07-18 |