Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7479176 | Sequential adsorption desiccant dryer system | Donald D. Rainville | 2009-01-20 |
| 7104743 | Vacuum receiver with positive dump valve control | Donald D. Rainville, Leonard Paquette, William Goldfarb | 2006-09-12 |
| RE39271 | Method and apparatus for drying granular solids with venturi powered gas circulation | — | 2006-09-12 |
| 6729039 | Process dehumidifier regeneration control method and apparatus | — | 2004-05-04 |
| 6370797 | Method and apparatus for drying granular solids with venturi powered gas circulation | — | 2002-04-16 |
| 6336278 | Method and system for controlling airflow in a multiple bed desiccant drying system | Donald D. Rainville | 2002-01-08 |
| 5926969 | Method and apparatus for regenerating a moist absorption medium | Donald D. Rainville, Christopher J. Selley | 1999-07-27 |
| 5768897 | Air drying apparatus and method with high ratio gas flow to absorber weight | Donald D. Rainville, Roderick W. Lyman | 1998-06-23 |
| 5100513 | Defloccing and distribution rolls for papermachine headbox | — | 1992-03-31 |