Jie XIN

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Wuhan City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Device for grinding side surface of inner wall of rock borehole
- Patent number 12,091,940
- Issue date Sep 17, 2024
- INSTITUTE OF ROCK AND SOIL MECHANICS, CAS
- Quan Jiang
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
DEVICE FOR GRINDING SIDE SURFACE OF INNER WALL OF ROCK BOREHOLE
- Publication number 20240011354
- Publication date Jan 11, 2024
- Institute of Rock and Soil Mechanics, CAS
- Quan JIANG
- E21 - EARTH DRILLING MINING
Information Patent Application
IN-SITU ROCK MASS ELASTIC MODULUS MEASUREMENT SYSTEM AND METHOD
- Publication number 20240012173
- Publication date Jan 11, 2024
- Institute of Rock and Soil Mechanics, CAS
- Quan JIANG
- G01 - MEASURING TESTING