Yanqing LONG

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Fujian, CN

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Patents Applicationslast 30 patents

Information Patent Application
NEODYMIUM-IRON-BORON MAGNET MATERIAL, RAW MATERIAL COMPOSITION PREP...
- Publication number 20230035214
- Publication date Feb 2, 2023
- FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH CO., LTD
- Ying LUO
- B22 - CASTING POWDER METALLURGY
Information Patent Application
NEODYMIUM-IRON-BORON MAGNET MATERIAL, RAW MATERIAL COMPOSITION PREP...
- Publication number 20230023534
- Publication date Jan 26, 2023
- FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH CO., LTD
- Ying LUO
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...