Yao SHI

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Xiamen, Fujian, CN

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Patents Grantslast 30 patents

Information Patent Grant
R-FE-B-based sintered magnet with low B content and preparation met...
- Patent number 11,993,836
- Issue date May 28, 2024
- FUJIAN GOLDEN DRAGON RARE- EARTH Co., Ltd.
- Qin Lan
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
HEAVY RARE EARTH ALLOY, NEODYMIUM-IRON-BORON PERMANENT MAGNET MATER...
- Publication number 20230093094
- Publication date Mar 23, 2023
- FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH CO., LTD
- Zhipeng JIANG
- B22 - CASTING POWDER METALLURGY
Information Patent Application
R-T-B-BASED SINTERED MAGNET AND PREPARATION METHOD THEREFOR
- Publication number 20230021772
- Publication date Jan 26, 2023
- FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH CO., LTD
- Yao SHI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
R-FE-B-BASED SINTERED MAGNET WITH LOW B CONTENT AND PREPARATION MET...
- Publication number 20210054484
- Publication date Feb 25, 2021
- XIAMEN TUNGSTEN CO., LTD.
- Qin LAN
- B22 - CASTING POWDER METALLURGY