Hongwei ZHAO

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Qinhuangdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Closed side mold water spot cooling apparatus, manufacturing method...
- Patent number 10,010,931
- Issue date Jul 3, 2018
- CITIC Dicastal CO., LTD.
- Lin Zhu
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
CLOSED SIDE MOLD WATER SPOT COOLING APPARATUS, MANUFACTURING METHOD...
- Publication number 20160199903
- Publication date Jul 14, 2016
- CITIC DICASTAL CO., LTD
- Lin ZHU
- B22 - CASTING POWDER METALLURGY