YU; Shanqing
Patent Applications and Registrations
Patent applications and USPTO patent grants for YU; Shanqing.The latest application filed is for "catalytic cracking catalyst and preparation process thereof".
- YU; Shanqing - Beijing CN
| Patent | Date |
|---|---|
| Catalytic Cracking Catalyst and Preparation Process Thereof App 20220184589 - ZHANG; Jiexiao ; et al. | 2022-06-16 |
| Metal modified Y zeolite, its preparation and use Grant 9,943,836 - Long , et al. April 17, 2 | 2018-04-17 |
| Metal modified y zeolite, its preparation and use Grant 9,855,552 - Tian , et al. January 2, 2 | 2018-01-02 |
| Metal Modified Y Zeolite, Its Preparation And Use App 20150111721 - TIAN; Huiping ; et al. | 2015-04-23 |
| Metal Modified Y Zeolite, Its Preparation And Use App 20150111722 - LONG; Jun ; et al. | 2015-04-23 |
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