Taihe Shi

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Chengdu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Device for testing strength and sealing performance of cement sheat...
- Patent number 11,828,733
- Issue date Nov 28, 2023
- Duo Hou
- E21 - EARTH DRILLING MINING
Information Patent Grant
Remote-controlled adjustable-speed screw drill for gas-drive hydrau...
- Patent number 9,850,716
- Issue date Dec 26, 2017
- Southwest Petroleum University
- Tiejun Lin
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
DEVICE FOR TESTING STRENGTH AND SEALING PERFORMANCE OF CEMENT SHEAT...
- Publication number 20230168164
- Publication date Jun 1, 2023
- SOUTHWEST PETROLEUM UNIVERSITY
- Duo Hou
- E21 - EARTH DRILLING MINING
Information Patent Application
EVALUATION APPARATUS FOR SEAL INTEGRITY OF WELLBORES IN FULL LIFE C...
- Publication number 20230152196
- Publication date May 18, 2023
- SOUTHWEST PETROLEUM UNIVERSITY
- Duo HOU
- E21 - EARTH DRILLING MINING
Information Patent Application
Remote-controlled adjustable-speed screw drill for gas-drive hydrau...
- Publication number 20160245063
- Publication date Aug 25, 2016
- Southwest Petroleum University
- Tiejun Lin
- E21 - EARTH DRILLING MINING