Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6211104 | Catalyst for catalytic pyrolysis process for the production of light olefins and the preparation thereof | Zhicheng Shi, Fengmei Zhang | 2001-04-03 |
| 4980053 | Production of gaseous olefins by catalytic conversion of hydrocarbons | Zaiting Li, Xingpin Ge | 1990-12-25 |