TREA

Zhiguo SONG

Follow

Person

  • Shaoxing, Zhejiang, CN
People

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Stator Assembly and Electronic Expansion Valve with Stator Assembly
    • Publication number 20240301964
    • Publication date Sep 12, 2024
    • Zhejiang DunAn Artificial Environment Co., Ltd
    • Zhongbo FENG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Electric Valve
    • Publication number 20240151310
    • Publication date May 9, 2024
    • Zhejiang DunAn Artificial Environment Co., Ltd
    • Ju JIN
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CHECK VALVE
    • Publication number 20240084906
    • Publication date Mar 14, 2024
    • ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
    • Zhongbo FENG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE DEVICE
    • Publication number 20240084911
    • Publication date Mar 14, 2024
    • ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
    • Zhongbo FENG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CONTROL METHOD, CONTROL APPARATUS, AND ELECTRONIC EXPANSION VALVE
    • Publication number 20240085072
    • Publication date Mar 14, 2024
    • Zhejiang DUNAN Artificial Environment Co., Ltd.
    • Shenghai DONG
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    VALVE DEVICE
    • Publication number 20240026978
    • Publication date Jan 25, 2024
    • ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
    • Zhongbo FENG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Valve Body Connection Structure and Valve Assembly with Valve Body...
    • Publication number 20220275876
    • Publication date Sep 1, 2022
    • Zhejiang DunAn Artificial Environment Co., Ltd
    • Zhiguo SONG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...