Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6090355 | Method and device for cleaning flue gases from furnaces | Hermann Winkler | 2000-07-18 |
| 5811066 | Method and device for scrubbing flue gases | Hermann Winkler | 1998-09-22 |