Qian GUO

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JiNan City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Shield-carried noncontact frequency-domain electrical real-time adv...
- Patent number 10,260,345
- Issue date Apr 16, 2019
- Shandong University
- Shucai Li
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
SHIELD-CARRIED NONCONTACT FREQUENCY-DOMAIN ELECTRICAL REAL-TIME ADV...
- Publication number 20170306757
- Publication date Oct 26, 2017
- SHANDONG UNIVERSITY
- Shucai LI
- E21 - EARTH DRILLING MINING