Fengyi CHANG

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Qinhuangdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Open-type side-mold water spot-cooling device, manufacturing method...
- Patent number 9,707,620
- Issue date Jul 18, 2017
- CITIC Dicastal CO., LTD.
- Lin Zhu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
OPEN-TYPE SIDE-MOLD WATER SPOT-COOLING DEVICE, MANUFACTURING METHOD...
- Publication number 20160199908
- Publication date Jul 14, 2016
- CITIC DICASTAL CO., LTD
- Lin ZHU
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR