An Ma

Person

Dongying City, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Selective hydrogenation catalyst for unsaturated compound
- Patent number 9,422,486
- Issue date Aug 23, 2016
- PetroChina Company Limited
- Xuejun Zhang
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Apparatus and method for increasing the concentration of recycled h...
- Patent number 7,785,547
- Issue date Aug 31, 2010
- PetroChina Company Limited
- Guangjin Chen
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Catalytic cracking process and the device used therein
- Patent number 7,316,773
- Issue date Jan 8, 2008
- PetroChina Company Limited
- Jianfang Zhang
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Heavy oil hydrocracking process with multimetallic liquid catalyst...
- Patent number 6,660,157
- Issue date Dec 9, 2003
- PetroChina Company Limited
- Guohe Que
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND DEVICE FOR VISCOSITY-REDUCING AND UPGRADING OF LOW-GRADE...
- Publication number 20210189267
- Publication date Jun 24, 2021
- Petrochina Company Limited
- QINGFENG TAN
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Selective Hydrogenation Catalyst for Unsaturated Compound
- Publication number 20150290626
- Publication date Oct 15, 2015
- Xuejun Zhang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Apparatus and method for increasing the concentration of recycled h...
- Publication number 20080112862
- Publication date May 15, 2008
- Guangjin Chen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Combined process for recovering hydrogen, ethylene, ethane or separ...
- Publication number 20050277801
- Publication date Dec 15, 2005
- Guangjin Chen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Catalytic cracking process and the device used therein
- Publication number 20040178120
- Publication date Sep 16, 2004
- Jianfang Zhang
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Heavy oil hydrocracking process with multimetallic liquid catalyst...
- Publication number 20020125172
- Publication date Sep 12, 2002
- PetroChina Company Limited/University of Petroleum (East China)
- Guohe Que
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Two-stage riser catalytic cracking process
- Publication number 20020108887
- Publication date Aug 15, 2002
- PetroChina Company Limited and University of Petroleum (East China)
- Jianfang Zhang
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Person

Patents Grantslast 30 patents

Selective hydrogenation catalyst for unsaturated compound

Apparatus and method for increasing the concentration of recycled h...

Catalytic cracking process and the device used therein

Heavy oil hydrocracking process with multimetallic liquid catalyst...

Patents Applicationslast 30 patents

METHOD AND DEVICE FOR VISCOSITY-REDUCING AND UPGRADING OF LOW-GRADE...

Selective Hydrogenation Catalyst for Unsaturated Compound

Apparatus and method for increasing the concentration of recycled h...

Combined process for recovering hydrogen, ethylene, ethane or separ...

Catalytic cracking process and the device used therein

Heavy oil hydrocracking process with multimetallic liquid catalyst...

Two-stage riser catalytic cracking process