Ely; Donald A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ely; Donald A..The latest application filed is for "method of and apparatus for substantially equal compacting and dewatering of both faces of freshly felted paper web".
- Ely; Donald A. - Roscoe IL
| Patent | Date |
|---|---|
| Method of and apparatus for substantially equal compacting and dewatering of both faces of freshly felted paper web Grant 4,556,451 - Ely December 3, 1 | 1985-12-03 |
| Dryer felt run Grant 4,510,698 - Ely April 16, 1 | 1985-04-16 |
| Dryer felt run Grant 4,485,567 - Ely December 4, 1 | 1984-12-04 |
| Air impingement web drying method and apparatus Grant 4,361,466 - Wong , et al. November 30, 1 | 1982-11-30 |
| Paper Machine Press Arrangement With Stacked Press Rolls Grant 3,861,997 - Ely January 21, 1 | 1975-01-21 |
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