Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9895686 | Double-component modified molecular sieve with improved hydrothermal stability and production method thereof | Xionghou Gao, Dong Ji, Haitao Zhang, Hongchang Duan, Di Li +5 more | 2018-02-20 |
| 8545803 | Modified molecular sieve characterized by improved sodium-contamination-resisting activity and preparation method thereof | Xionghou Gao, Dong Ji, Haitao Zhang, Hongchang Duan, Di Li +5 more | 2013-10-01 |