Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4406672 | Process and installation for the intermittent cleaning of dust-laden crude gases | — | 1983-09-27 |
| 4353722 | Granular bed filter device including a regenerative granular bed cleaning apparatus | — | 1982-10-12 |
| 4203736 | Method and apparatus for purifying a gas of suspended particles | — | 1980-05-20 |