Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4403948 | System for separation of volatile substances from waste gases | Franz Plesch | 1983-09-13 |
| 4339883 | Process and apparatus for the separation of harmful substances from waste gases, particularly in the drying of wood chips | — | 1982-07-20 |