TREA

Wenyong CHEN

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  • Shanghai, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Oil return management in a HVAC system
    • Patent number 10,309,698
    • Issue date Jun 4, 2019
    • TRANE INTERNATIONAL INC.
    • Zhenhai Lv
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Oil return management in a HVAC system
    • Patent number 9,638,445
    • Issue date May 2, 2017
    • TRANE INTERNATIONAL INC.
    • Zhenhai Lv
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

  • Information Patent Application

    OIL RETURN MANAGEMENT IN A HVAC SYSTEM
    • Publication number 20170234586
    • Publication date Aug 17, 2017
    • TRANE INTERNATIONAL INC.
    • Zhenhai LV
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    OIL RETURN MANAGEMENT IN A HVAC SYSTEM
    • Publication number 20160069598
    • Publication date Mar 10, 2016
    • TRANE AIR CONDITIONING SYSTEMS (CHINA) CO., LTD.
    • Zhenhai LV
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...