Jun FANG

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Casing hanger and annulus sealing device running tool for deepwater...
- Patent number 11,203,910
- Issue date Dec 21, 2021
- China University of Petroleum—Beijing
- Yanbin Wang
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
TWO-STROKE PUMPING METHOD AND OIL PRODUCTION DEVICE
- Publication number 20230024940
- Publication date Jan 26, 2023
- Yangtze University
- Xianzhong YI
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
CASING HANGER AND ANNULUS SEALING DEVICE RUNNING TOOL FOR DEEPWATER...
- Publication number 20200370387
- Publication date Nov 26, 2020
- CHINA UNIVERSITY OF PETROLEUM-BEIJING
- Yanbin WANG
- E21 - EARTH DRILLING MINING