Hongyan Sun

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Qinhuangdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Process for casting aluminum alloy parts
- Patent number 11,219,945
- Issue date Jan 11, 2022
- CITIC Dicastal CO., LTD.
- Zuo Xu
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR CASTING ALUMINUM ALLOY PARTS
- Publication number 20200206809
- Publication date Jul 2, 2020
- CITIC DICASTAL CO., LTD
- Jianguo ZENG
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METHOD FOR REDUCING DEFORMATION OF END FACE OF WHEEL BLANK
- Publication number 20170341137
- Publication date Nov 30, 2017
- CITIC DICASTAL CO., LTD
- Jianguo Zeng
- B22 - CASTING POWDER METALLURGY