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Patent applications and USPTO patent grants for Field; John R..The latest application filed is for "ore pelletization".
Patent | Date |
---|---|
Ore pelletization Grant 5,685,893 - Field , et al. November 11, 1 | 1997-11-11 |
Process and apparatus for dewatering controlled by monitoring light scattered by supernatant Grant 5,620,609 - Field April 15, 1 | 1997-04-15 |
Polymeric compositions Grant 5,171,781 - Farrar , et al. December 15, 1 | 1992-12-15 |
Heat and pressure fuser with non-symmetrical nip pressure Grant 5,053,829 - Field , et al. October 1, 1 | 1991-10-01 |
Dust suppressant for minerals Grant 4,981,398 - Field , et al. January 1, 1 | 1991-01-01 |
Flocculation processes Grant 4,720,346 - Flesher , et al. January 19, 1 | 1988-01-19 |
Electrical firing systems Grant 4,709,615 - Field December 1, 1 | 1987-12-01 |
Fusing system with unblended silicone oil Grant 4,515,884 - Field , et al. May 7, 1 | 1985-05-07 |
Flocculating agents Grant 3,897,333 - Field , et al. July 29, 1 | 1975-07-29 |
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