Gengzhen Cao

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Preparation method for modified molecular sieve and modified molecu...
- Patent number 11,111,152
- Issue date Sep 7, 2021
- PetroChina Company Limited
- Xionghou Gao
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for modifying molecular sieve and a catalytic cracking catal...
- Patent number 11,084,024
- Issue date Aug 10, 2021
- PetroChina Company Limited
- Shuhong Sun
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Phosphorus-containing ultrastable Y-type rare earth molecular sieve...
- Patent number 9,968,915
- Issue date May 15, 2018
- PetroChina Company Limited
- Xionghou Gao
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
High light received heavy oil catalytic cracking catalyst and prepa...
- Patent number 9,889,439
- Issue date Feb 13, 2018
- PetroChina Company Limited
- Xionghou Gao
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Method for Modifying Molecular Sieve and a Catalytic Cracking Catal...
- Publication number 20180229223
- Publication date Aug 16, 2018
- Shuhong Sun
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Preparation Method For Modified Molecular Sieve And Modified Molecu...
- Publication number 20180222756
- Publication date Aug 9, 2018
- Petrochina Company Limited
- Xionghou Gao
- C01 - INORGANIC CHEMISTRY
Information Patent Application
PHOSPHORUS-CONTAINING ULTRASTABLE Y-TYPE RARE EARTH MOLECULAR SIEVE...
- Publication number 20150209767
- Publication date Jul 30, 2015
- Petrochina Company Limited
- Xionghou Gao
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
High Light Received Heavy Oil Catalytic Cracking Catalyst and Prepa...
- Publication number 20150011378
- Publication date Jan 8, 2015
- Petrochina Company Limited
- Xionghou Gao
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL