Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670037 | Process for producing light olefins by catalytic conversion of hydrocarbons | Xie Chaogang, Shi Wenyuan, Jiang Fukang, Liu Shunhua, Pan Rennan +1 more | 1997-09-23 |
| 5380690 | Cracking catalyst for the production of light olefins | Shi Zhicheng, Shi Wenyuan, Ye Yifang, Ge Xingpin, Cao Ping +7 more | 1995-01-10 |