Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5221301 | Multi-stage cyclone separator system with intermediate manifold | — | 1993-06-22 |
| 5207805 | Cyclone separator system | Bodo Kalen | 1993-05-04 |
| 5178648 | Particulate filtration apparatus and method | Bodo Kalen | 1993-01-12 |
| 5122171 | Apparatus for separating particulate material from hot gas | Bodo Kalen, Aidan O'Broin | 1992-06-16 |