Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5972832 | Distillate hydrocracking catalyst and process for the preparation of the same | Hong Nie, Yahua Shi, Yulin Shi, Yanping Zhang, Dadong Li | 1999-10-26 |
| 5954944 | Process for hydrocracking heavy distillate oil under middle pressure | Yanping Zhang, Yulin Shi, Zhenlin Xiong, Hong Nie, Yahua Shi +2 more | 1999-09-21 |