Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11111152 | Preparation method for modified molecular sieve and modified molecular sieve-containing catalytic cracking catalyst | Shuhong Sun, Yunfeng Zheng, Xiaoliang Huang, Aiguo Lin, Xiaoyan Li +9 more | 2021-09-07 |
| 9968915 | Phosphorus-containing ultrastable Y-type rare earth molecular sieve and preparation method therefor | Haitao Zhang, Di Li, Xueli Li, Hongchang Duan, Zhengguo Tan +7 more | 2018-05-15 |
| 9968918 | Catalytic cracking catalyst for high-efficiency conversion of heavy oil and preparation method thereof | Haitao Zhang, Di Li, Zhengguo Tan, Hongchang Duan, Xueli Li +6 more | 2018-05-15 |
| 9895686 | Double-component modified molecular sieve with improved hydrothermal stability and production method thereof | Dong Ji, Haitao Zhang, Hongchang Duan, Di Li, Zhengguo Tan +5 more | 2018-02-20 |
| 9889439 | High light received heavy oil catalytic cracking catalyst and preparation method therefor | Haitao Zhang, Hongchang Duan, Di Li, Xueli Li, Zhengguo Tan +5 more | 2018-02-13 |
| 9844772 | Heavy oil catalytic cracking catalyst and preparation method therefor | Haitao Zhang, Zhengguo Tan, Di Li, Dong Ji, Hongchang Duan +1 more | 2017-12-19 |
| 9840422 | Magnesium modified ultra-stable rare earth Y-type molecular sieve and preparation method therefor | Haitao Zhang, Hongchang Duan, Chaowei Liu, Di Li, Xueli Li +5 more | 2017-12-12 |
| 9789475 | Ultra-stable rare earth Y-type molecular sieve and preparation method therefor | Haitao Zhang, Zhengguo Tan, Di Li, Dong Ji, Hongchang Duan +1 more | 2017-10-17 |
| 9062261 | Catalytic cracking process for reducing sulfur content in gasoline and the device thereof | Shuhong Sun, Lin Wang, Xinmei Pang, Zhifeng Wang, Yongfu Gao +7 more | 2015-06-23 |
| 8545803 | Modified molecular sieve characterized by improved sodium-contamination-resisting activity and preparation method thereof | Dong Ji, Haitao Zhang, Hongchang Duan, Di Li, Zhengguo Tan +5 more | 2013-10-01 |
| 7390762 | Method for the preparation of high-content NaY molecular sieves synthesized from kaolin sprayed microspheres | Honghai Liu, Baojie Wang, Changyan Duan, Xinmei Pang, Li Zhang +3 more | 2008-06-24 |