Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4905470 | Electrostatic filter for removing particles from diesel exhaust | Ernst-Michael Reichle | 1990-03-06 |
| 4285702 | Method and apparatus for the recovery of water from atmospheric air | Helmut Michel | 1981-08-25 |
| 4197713 | Process and plant for the recovery of water from humid air | — | 1980-04-15 |
| 4185969 | Process and plant for recovering water from moist gas | — | 1980-01-29 |