Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5328617 | Air-assist discharge of filter press cake | Joel D. De Haan, Daniel De Haan, Gregory De Haan, David P. Mc Leod, Wesley G. Koops | 1994-07-12 |
| 5275740 | Filter press with adaptive automated control arrangement | Victor A. Van't Hof, David P. McLeod | 1994-01-04 |