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Jinyu JI

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  • Binzhou, CN
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Patents Applicationslast 30 patents

  • Information Patent Application

    PISTON AND SUPPORT METHOD FOR PISTON RING GROOVE THEREOF
    • Publication number 20200208590
    • Publication date Jul 2, 2020
    • Bin Zhou Donghailong Piston CO,LTD
    • Weibin ZHANG
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    WELDED INTEGRAL FORGED STEEL PISTON AND MANUFACTURING PROCESS THEREOF
    • Publication number 20190301395
    • Publication date Oct 3, 2019
    • Bin Zhou Donghailong Piston CO,LTD
    • Weibin ZHANG
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PISTON
    • Publication number 20170074206
    • Publication date Mar 16, 2017
    • BINZHOU DONGHAILONG PISTON CO., LTD
    • Weibin ZHANG
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS