Chang Liu

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Xuchang, CN

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Patents Grantslast 30 patents

Information Patent Grant
Oil-gas separation cylinder, an oil-gas separation device and an oi...
- Patent number 9,956,506
- Issue date May 1, 2018
- XJ Group Corporation
- Shuibin Zhou
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
OIL-GAS SEPARATION CYLINDER, AN OIL-GAS SEPARATION DEVICE AND AN OI...
- Publication number 20170050123
- Publication date Feb 23, 2017
- XJ GROUP CORPORATION
- Shuibin Zhou
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL