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Haiping Chang

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  • Qinhuangdao, CN
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Magnesium Alloy Material Smelting Device
    • Publication number 20230194176
    • Publication date Jun 22, 2023
    • CITIC DICASTAL CO., LTD
    • Lixin Huang
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    PROCESS FOR MANUFACTURING ALUMINUM ALLOY WHEEL
    • Publication number 20190283108
    • Publication date Sep 19, 2019
    • CITIC DICASTAL CO., LTD
    • Haiping Chang
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    SPIN FORMING METHOD FOR RIM OF CAST-SPUN ALUMINUM ALLOY HUB
    • Publication number 20190283107
    • Publication date Sep 19, 2019
    • CITIC DICASTAL CO., LTD
    • Haiping Chang
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    MILLING FIXTURE FOR FORGED WHEEL
    • Publication number 20190224800
    • Publication date Jul 25, 2019
    • CITIC DICASTAL CO., LTD
    • Weidong LIU
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    FIXTURE FOR SUPPRESSING TOOL VIBRATION ON OUTER RIM
    • Publication number 20190224792
    • Publication date Jul 25, 2019
    • CITIC DICASTAL CO., LTD
    • Weidong LIU
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DEVICE FOR DETECTING WHEEL HOP
    • Publication number 20190162630
    • Publication date May 30, 2019
    • CITIC DICASTAL CO., LTD
    • Weidong LIU
    • G01 - MEASURING TESTING
  • Information Patent Application

    WHEEL BOLT PRESSING DEVICE
    • Publication number 20190030664
    • Publication date Jan 31, 2019
    • CITIC Dicastal CO.,L TD
    • Weidong Liu
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SECONDARY CLAMPING DEVICE FOR WHEEL
    • Publication number 20190032705
    • Publication date Jan 31, 2019
    • CITIC Dicastal CO, LTD.
    • Weidong Liu
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    WHEEL RUNOUT DETECTION DEVICE
    • Publication number 20190033173
    • Publication date Jan 31, 2019
    • CITIC Dicastal CO.,LTD
    • Weidong Liu
    • G01 - MEASURING TESTING
  • Information Patent Application

    WHEEL FLANGE DETECTION DEVICE
    • Publication number 20190033050
    • Publication date Jan 31, 2019
    • CITIC DICASTAL CO., LTD
    • Weidong Liu
    • G01 - MEASURING TESTING
  • Information Patent Application

    ON-LINE INDUCTION HEATING DEVICE FOR WHEEL BLANK
    • Publication number 20180338353
    • Publication date Nov 22, 2018
    • CITIC Dicastal CO.,LTD
    • Haiping CHANG
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    SPINNING ROLLER SURFACE LASER REINFORCED PROCESSING FORMING METHOD
    • Publication number 20180333802
    • Publication date Nov 22, 2018
    • CITIC DICASTAL CO., LTD
    • Haiping Chang
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    WHEEL BURR REMOVING DEVICE
    • Publication number 20180147685
    • Publication date May 31, 2018
    • CITIC DICASTAL CO., LTD
    • Bowen Xue
    • B24 - GRINDING POLISHING
  • Information Patent Application

    ONLINE BURR REMOVING DEVICE FOR WHEEL
    • Publication number 20180085887
    • Publication date Mar 29, 2018
    • CITIC Dicastal CO.,LTD
    • Bowen XUE
    • B24 - GRINDING POLISHING