TREA

Chunzhong WANG

Follow

Person

  • Tianjin, CN
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Threaded connector
    • Patent number 9,062,804
    • Issue date Jun 23, 2015
    • Tianjin Pipe (Group) Corporation
    • Jing Wang
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    THREADED CONNECTOR
    • Publication number 20120013122
    • Publication date Jan 19, 2012
    • TIANJIN PIPE (GROUP) CORPORATION
    • Jing WANG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...