Pratt; Roy E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Pratt; Roy E..The latest application filed is for "catalyst with specified pore size distribution".
- Pratt; Roy E. - Port Neches TX
- Pratt; Roy E. - Neches TX
- Pratt; Roy E. - Groves TX
| Patent | Date |
|---|---|
| Catalyst with specified pore size distribution Grant 5,545,602 - Nelson , et al. August 13, 1 | 1996-08-13 |
| Catalyst for residual conversion demonstrating reduced toluene insolubles Grant 5,468,371 - Nelson , et al. * November 21, 1 | 1995-11-21 |
| Hydroconversion process employing catalyst with specified pore size distribution Grant 5,435,908 - Nelson , et al. July 25, 1 | 1995-07-25 |
| Hydroconversion catalyst with specified pore size distribution Grant 5,416,054 - Dai , et al. May 16, 1 | 1995-05-16 |
| Hydroconversion process employing catalyst with specified pore size distribution Grant 5,399,259 - Dai , et al. March 21, 1 | 1995-03-21 |
| Heavy naphtha conversion process Grant 5,318,689 - Hsing , et al. June 7, 1 | 1994-06-07 |
| Fluid catalytic cracking apparatus Grant 4,725,408 - Pratt , et al. February 16, 1 | 1988-02-16 |
| Air distribution apparatus for a fluid catalytic cracking catalyst regenerator Grant 4,595,145 - Pratt , et al. * June 17, 1 | 1986-06-17 |
| Regeneration of fluidizable catalyst Grant 4,430,201 - Castagnos, Jr. , et al. February 7, 1 | 1984-02-07 |
| Cracking with short contact time and high temperatures Grant 4,419,221 - Castagnos, Jr. , et al. December 6, 1 | 1983-12-06 |
| Regeneration of cracking catalyst Grant 4,324,688 - Castagnos, Jr. , et al. April 13, 1 | 1982-04-13 |
| Method for controlling regenerator temperature in a fluidized catalytic cracking process Grant 4,304,659 - Pratt , et al. December 8, 1 | 1981-12-08 |
| Fluidized catalytic cracking regeneration process Grant 4,062,759 - Castagnos, Jr. , et al. December 13, 1 | 1977-12-13 |
| Method for controlling regenerator temperature in a fluidized cracking process Grant 3,966,587 - Bittensky , et al. June 29, 1 | 1976-06-29 |
| Catalytic Cracking Of Naphtha And Gas Oil Grant 3,784,463 - Reynolds , et al. January 8, 1 | 1974-01-08 |
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