Fuquan Chen

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Systems and methods for raising drilling rig assemblies
- Patent number 10,961,780
- Issue date Mar 30, 2021
- National-Oilwell Varco, L.P.
- Fuquan Chen
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR RAISING DRILLING RIG ASSEMBLIES
- Publication number 20200048965
- Publication date Feb 13, 2020
- National-Oilwell Varco, L.P.
- Fuquan Chen
- E21 - EARTH DRILLING MINING