Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5481063 | Treatment of process gases containing halogenous compounds | Matti Hiltunen, Kurt Westerlund | 1996-01-02 |
| 4776957 | Rotating element for a screening apparatus with a contour surface | Frey Frejborg | 1988-10-11 |
| 4676903 | Screening apparatus | Frey Frejborg | 1987-06-30 |
| 4529520 | Screen plate | — | 1985-07-16 |