Chong Liao

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Chengdu, Sichuan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for remotely shutting down downhole unit of rotary steering...
- Patent number 11,946,350
- Issue date Apr 2, 2024
- China National Petroleum Corporation
- Jing Bai
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Gamma fusion computing method based on gamma probe state parameters
- Publication number 20230204814
- Publication date Jun 29, 2023
- CHINA NATIONAL PETROLEUM CORPORATION
- Dengyun Lu
- G01 - MEASURING TESTING
Information Patent Application
Easy-to-clean visual graMethod for remotely shutting down downhole...
- Publication number 20230193729
- Publication date Jun 22, 2023
- CHINA NATIONAL PETROLEUM CORPORATION
- Jing Bai
- E21 - EARTH DRILLING MINING