TREA

Boting Chen

Follow

Person

  • Zhejiang, CN
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Thermal expansion valve with one-way control function
    • Patent number 9,631,850
    • Issue date Apr 25, 2017
    • Zhejiang Sanhua Co., Ltd.
    • Changqing Liu
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Expansion valve
    • Patent number 9,109,822
    • Issue date Aug 18, 2015
    • Zhejiang Sanhua Co., Ltd.
    • Changqing Liu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    THERMAL EXPANSION VALVE WITH ONE-WAY CONTROL FUNCTION
    • Publication number 20150101685
    • Publication date Apr 16, 2015
    • Changqing Liu
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    EXPANSION VALVE
    • Publication number 20130227980
    • Publication date Sep 5, 2013
    • Changqing Liu
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...