Issued Patents All Time
Showing 26–50 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5077251 | Control of multistage catalyst regeneration with both partial and full co combustion | Hartley Owen | 1991-12-31 |
| 5066627 | Process for simultaneous heating and cooling a fast fluidized bed catalyst regenerator | Hartley Owen | 1991-11-19 |
| 5062945 | Method of FCC spent catalyst stripping for improved efficiency and reduced hydrocarbon flow to regenerator | David A. Pappal | 1991-11-05 |
| 5055437 | Multi-component catalyst mixture and process for catalytic cracking of heavy hydrocarbon feed to lighter products | Joseph A. Herbst, Hartley Owen | 1991-10-08 |
| 5055176 | Multi component catalyst and a process for catalytic cracking of heavy hydrocarbon feed to lighter products | Joseph A. Herbst, Hartley Owen | 1991-10-08 |
| 5053204 | Multiple feed point catalytic cracking apparatus using elutriable catalyst mixture | Joseph A. Herbst, Hartley Owen | 1991-10-01 |
| 5047140 | Process and apparatus for multi-stage regeneration of catalyst in a bubbling bed catalyst regenerator and side mounted fast fluidized bed regenerator | Hartley Owen | 1991-09-10 |
| 5043055 | Process and apparatus for hot catalyst stripping above a bubbling bed catalyst regenerator | Hartley Owen | 1991-08-27 |
| 5037538 | Catalytic cracking process with isolated catalyst for conversion of NO.sub. x | Arthur A. Chin, Jonathan E. Child | 1991-08-06 |
| 5032251 | Process and apparatus for fast fluidized bed regeneration of catalyst in a bubbling bed catalyst regenerator | Hartley Owen | 1991-07-16 |
| 5032252 | Process and apparatus for hot catalyst stripping in a bubbling bed catalyst regenerator | Hartley Owen | 1991-07-16 |
| 5011592 | Process for control of multistage catalyst regeneration with full then partial CO combustion | Hartley Owen | 1991-04-30 |
| 5006497 | Multi component catalyst and a process for catalytic cracking of heavy hydrocarbon feed to lighter products | Joseph A. Herbst, Hartley Owen | 1991-04-09 |
| 4994173 | Method of adding zsm-5 containing catalyst to fluid bed catalytic cracking units | Chou Tai-Sheng, Frederick J. Krambeck | 1991-02-19 |
| 4990314 | Process and apparatus for two-phase fluid catalytic cracking system | Joseph A. Herbst, Hartley Owen | 1991-02-05 |
| 4988653 | Elutriable multi component cracking catalyst mixture and a process for catalytic cracking of heavy hydrocarbon feed to lighter products | Joseph A. Herbst, Hartley Owen | 1991-01-29 |
| 4978440 | Quenched catalytic cracking process | Frederick J. Krambeck, Joe E. Penick | 1990-12-18 |
| 4973398 | Method of FCC spent catalyst stripping for improved efficiency and reduced hydrocarbon flow to regenerator | David A. Pappal | 1990-11-27 |
| 4971681 | Method and apparatus for improved FCC spent catalyst stripping | Mohsen N. Harandi, Hartley Owen, David A. Pappal | 1990-11-20 |
| 4966681 | Multiple riser fluidized catalytic cracking process utilizing a C.sub.3 -C.sub.4 paraffin-rich co-feed and mixed catalyst system | Joseph A. Herbst, Hartley Owen | 1990-10-30 |
| 4961907 | Catalytic cracking apparatus employing mixed catalyst system | Joseph A. Herbst, Hartley Owen | 1990-10-09 |
| 4957617 | Fluid catalytic cracking | Hartley Owen | 1990-09-18 |
| 4929337 | Process for catalytic cracking of heavy hydrocarbon feed to lighter products | Joseph A. Herbst, Hartley Owen | 1990-05-29 |
| 4927526 | Octane improvement of gasoline in catalytic cracking without decreasing total liquid yield | Conroy D. Anderson, Tai-Sheng Chou, William E. Cormier, Francis G. Dwyer, Frederick J. Krambeck +2 more | 1990-05-22 |
| 4927522 | Multiple feed point catalytic cracking process using elutriable catalyst mixture | Joseph A. Herbst, Hartley Owen | 1990-05-22 |