Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5405814 | Olefin conversion catalyst regeneration | James H. Beech, Jr., Weldon K. Bell, W. THOMAS MO, Hye Kyung Cho Timken | 1995-04-11 |
| 5401704 | Hydrocracking catalyst and process using small crystal size zeolite Y | Robert P. L. Absil, James R. Katzer, Daria N. Lissy, Stephen S. Wong | 1995-03-28 |
| 5395513 | Fluid bed catalytic upgrading of reformate | Arthur A. Chin, Mohsen N. Harandi, Karen M. Millane, James S. Warwick | 1995-03-07 |
| 5382743 | Skeletal isomerization of n-pentenes using ZSM-35 in the presence of hydrogen | James H. Beech, Jr., Roland B. Saeger | 1995-01-17 |
| 5378671 | Method for preparing catalysts comprising zeolites | Kathleen M. Keville, Hye Kyung Cho Timken | 1995-01-03 |
| 5288924 | Process for starting up an olefin hydration reactor | James H. Beech, Jr., Charles Sorensen, James A. Stoos | 1994-02-22 |
| 5171422 | Process for producing a high quality lube base stock in increased yield | Garry W. Kirker | 1992-12-15 |
| 5011593 | Catalytic hydrodesulfurization | Stephen S. Wong | 1991-04-30 |
| 4990713 | Process for the production of high VI lube base stocks | Quang N. Le, Stephen S. Wong | 1991-02-05 |
| 4983273 | Hydrocracking process with partial liquid recycle | Clinton R. Kennedy, Stuart S. Shih | 1991-01-08 |
| 4913794 | Process configuration for producing high viscosity lubricating oils | Quang N. Le, Stephen S. Wong | 1990-04-03 |
| 4911823 | Catalytic cracking of paraffinic feedstocks with zeolite beta | Nai Y. Chen, Thomas F. Degnan, Clinton R. Kennedy, Anil B. Ketkar, Leonard R. Koenig | 1990-03-27 |
| 4740292 | Catalytic cracking with a mixture of faujasite-type zeolite and zeolite beta | Nai Y. Chen, Anthony Y. Kam, Clinton R. Kennedy, Anil B. Ketkar, Donald M. Nace | 1988-04-26 |
| 4647368 | Naphtha upgrading process | Mary P. McGuiness, Kenneth M. Mitchell | 1987-03-03 |