Barrett; Mark D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Barrett; Mark D..The latest application filed is for "feeding cellulose material to a treatment vessel".
- Barrett; Mark D. - Queensbury NY
- Barrett; Mark D. - Glens Falls NY
| Patent | Date |
|---|---|
| Feeding cellulose material to a treatment vessel Grant 6,447,645 - Barrett , et al. September 10, 2 | 2002-09-10 |
| Feeding cellulose material to a treatment vessel App 20020059991 - Barrett, Mark D. ; et al. | 2002-05-23 |
| Distribution of dilution liquor to the discharge of a cellulose pulp digester Grant 6,123,808 - Bechard , et al. September 26, 2 | 2000-09-26 |
| Chip feed system Grant 5,617,975 - Johanson , et al. April 8, 1 | 1997-04-08 |
| Acid pre-hydrolysis reactor system Grant 5,338,366 - Grace , et al. August 16, 1 | 1994-08-16 |
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