Issued Patents All Time
Showing 25 most recent of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5378440 | Method for separation of substances | Charles T. Kresge, David H. Olson, Kirk D. Schmitt, James C. Vartuli, Daniel I. C. Wang | 1995-01-03 |
| 5348643 | Catalytic conversion with improved catalyst | Robert P. L. Absil | 1994-09-20 |
| 5300215 | Catalytic cracking with a catalyst comprising a boron phosphate matrix | Girish Chitnis | 1994-04-05 |
| 5286691 | Demetallation in FCC regenerator | Mohsen N. Harandi, Hartley Owen, Paul H. Schipper, Robert T. Thomson | 1994-02-15 |
| 5286370 | Catalytic cracking using a layered cracking catalyst | Pochen Chu, Albin Huss, Jr., Hartley Owen, Garry W. Kirker, Paul H. Schipper | 1994-02-15 |
| 5258114 | Ultra large pore cracking catalyst and process for catalytic cracking | Brent A. Aufdembrink, Arthur W. Chester, Charles T. Kresge | 1993-11-02 |
| 5232579 | Catalytic cracking process utilizing a zeolite beta catalyst synthesized with a chelating agent | Robert P. L. Absil, Jocelyn A. Kowalski, Mae K. Rubin | 1993-08-03 |
| 5231064 | Cracking catalysts comprising phosphorus and method of preparing and using the same | Robert P. L. Absil | 1993-07-27 |
| 5183790 | Use of ZSM-57 in catalytic cracking for gasoline octane improvement and co-production of light olefins | Girish Chitnis, Ernest W. Valyocsik | 1993-02-02 |
| 5179054 | Layered cracking catalyst and method of manufacture and use thereof | Paul H. Schipper, Hartley Owen, Garry W. Kirker, Albin Huss, Jr., Pochen Chu | 1993-01-12 |
| 5151394 | Cracking catalysts | Girish Chitnis | 1992-09-29 |
| 5110776 | Cracking catalysts containing phosphate treated zeolites, and method of preparing the same | Girish Chitnis | 1992-05-05 |
| 5098555 | Use of SZM-57 in catalytic cracking for gasoline octane improvement and co-production of light olefins | Girish Chitnis, Ernest W. Valyocsik | 1992-03-24 |
| 5077253 | Layered cracking catalyst and method of manufacture and use thereof | Pochen Chu, Albin Huss, Jr., Hartley Owen, Garry W. Kirker, Paul H. Schipper | 1991-12-31 |
| 5073349 | High efficiency catalytic cracking stripping apparatus | Catherine L. Markham, Ajit V. Sapre, Gerald J. Teitman | 1991-12-17 |
| 5055176 | Multi component catalyst and a process for catalytic cracking of heavy hydrocarbon feed to lighter products | Hartley Owen, Paul H. Schipper | 1991-10-08 |
| 5055437 | Multi-component catalyst mixture and process for catalytic cracking of heavy hydrocarbon feed to lighter products | Hartley Owen, Paul H. Schipper | 1991-10-08 |
| 5053374 | Method for preparing a zeolite catalyst bound with a refractory oxide of low acidity | Robert P. L. Absil, Philip J. Angevine, Donald J. Klocke, John P. McWilliams, Scott Han +1 more | 1991-10-01 |
| 5053204 | Multiple feed point catalytic cracking apparatus using elutriable catalyst mixture | Hartley Owen, Paul H. Schipper | 1991-10-01 |
| 5051164 | Crystalline porous silicate composite and its use in catalytic cracking | Albin Huss, Jr. | 1991-09-24 |
| 5039640 | Catalyst composition for octane improvement in catalytic cracking | Robert P. L. Absil, Philip J. Angevine, Robert G. Bundens, Sadi Mizrahi, Mae K. Rubin | 1991-08-13 |
| 5037531 | Catalytic cracking process | Robert G. Bundens | 1991-08-06 |
| 5030337 | Catalytic conversion of an organic charge using new crystalline aluminosilicate | Pochen Chu, Donald J. Klocke, James C. Vartuli | 1991-07-09 |
| 5006497 | Multi component catalyst and a process for catalytic cracking of heavy hydrocarbon feed to lighter products | Hartley Owen, Paul H. Schipper | 1991-04-09 |
| 4990314 | Process and apparatus for two-phase fluid catalytic cracking system | Hartley Owen, Paul H. Schipper | 1991-02-05 |