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Renchu Guan

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  • CHANGCHUN, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Gas logging system
    • Patent number 11,054,407
    • Issue date Jul 6, 2021
    • Jilin University
    • Youhong Sun
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    GAS LOGGING SYSTEM
    • Publication number 20190277826
    • Publication date Sep 12, 2019
    • Jilin University
    • YOUHONG SUN
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL