Haifeng Yuan

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Qinhuangdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Multi-station wheel deburring device
- Patent number 11,571,780
- Issue date Feb 7, 2023
- CITIC Dicastal CO., LTD.
- Bowen Xue
- B24 - GRINDING POLISHING
Information Patent Grant
Runout detection device
- Patent number 11,112,228
- Issue date Sep 7, 2021
- CITIC DICATAL CO., LTD
- Zuo Xu
- G01 - MEASURING TESTING
Information Patent Grant
Gage for detecting a diameter of a bolt hole back socket
- Patent number 10,816,314
- Issue date Oct 27, 2020
- CITIC Dicastal CO., LTD.
- Huiying Liu
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
RUNOUT DETECTION DEVICE
- Publication number 20200003541
- Publication date Jan 2, 2020
- CITIC DICASTAL CO., LTD
- Bowen XUE
- G01 - MEASURING TESTING
Information Patent Application
MULTI-STATION WHEEL DEBURRING DEVICE
- Publication number 20190321931
- Publication date Oct 24, 2019
- CITIC DICASTAL CO., LTD
- Bowen XUE
- B24 - GRINDING POLISHING
Information Patent Application
GAGE FOR DETECTING A DIAMETER OF A BOLT HOLE BACK SOCKET
- Publication number 20190285394
- Publication date Sep 19, 2019
- CITIC DICASTAL CO., LTD
- Huiying Liu
- G01 - MEASURING TESTING