Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4944862 | Integrated catalytic dewaxing and catalytic cracking process | Nai Y. Chen, Randall D. Partridge | 1990-07-31 |
| 4911823 | Catalytic cracking of paraffinic feedstocks with zeolite beta | Nai Y. Chen, Thomas F. Degnan, Clinton R. Kennedy, Leonard R. Koenig, Robert A. Ware | 1990-03-27 |
| 4871444 | Distillate fuel quality of FCC cycle oils | Nai Y. Chen, Billy K. Huh, Chaya R. Venkat | 1989-10-03 |
| 4740292 | Catalytic cracking with a mixture of faujasite-type zeolite and zeolite beta | Nai Y. Chen, Anthony Y. Kam, Clinton R. Kennedy, Donald M. Nace, Robert A. Ware | 1988-04-26 |
| 4397656 | Process for the combined coking and gasification of coal | — | 1983-08-09 |