Tongshan Wang

Person

  • Beijing, CN

Patents Grantslast 30 patents

  • Information Patent Grant

    Acoustic sensor for rock crack detection

    • Patent number 10,976,456
    • Issue date Apr 13, 2021
    • RESEARCH INSTITUTE OF PETROLEUM EXPLORATION & DEVELOPMENT, PETROCHINA COMPANY...
    • Tongshan Wang
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents