Jin Zhang

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Qinhuangdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Spin forming method for rim of cast-spun aluminum alloy hub
- Patent number 10,695,819
- Issue date Jun 30, 2020
- CITIC Dicastal CO., LTD.
- Haiping Chang
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
On-line induction heating device for wheel blank
- Patent number 10,499,462
- Issue date Dec 3, 2019
- CITIC Dicastal CO., LTD.
- Haiping Chang
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Spinning roller surface laser reinforced processing forming method
- Patent number 10,384,311
- Issue date Aug 20, 2019
- CITIC Dicastal CO., LTD.
- Haiping Chang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

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
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