TREA

Wenrong ZHANG

Follow

Person

  • Shaoxing, CN
People

Patents Applicationslast 30 patents

  • Information Patent Application

    Reversing Valve and Heat Exchange System with Reversing Valve
    • Publication number 20240410478
    • Publication date Dec 12, 2024
    • Zhejiang DunAn Artificial Environment Co., Ltd
    • Wenrong ZHANG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Combined Four-way Valve, Air Conditioning System and Vehicle
    • Publication number 20240384803
    • Publication date Nov 21, 2024
    • Zhejiang DunAn Artificial Environment Co., Ltd
    • Ju JIN
    • B60 - VEHICLES IN GENERAL
  • 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

    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

    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

    ELECTROMAGNETIC VALVE AND ELECTROMAGNETIC VALVE ASSEMBLY
    • Publication number 20240003459
    • Publication date Jan 4, 2024
    • ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
    • Zhongbo FENG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ELECTROMAGNETIC VALVE AND ELECTROMAGNETIC VALVE ASSEMBLY
    • Publication number 20240003460
    • Publication date Jan 4, 2024
    • ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
    • Zhongbo FENG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...