Qingfang HUANG

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Patents Applicationslast 30 patents

Information Patent Application
MAIN AND AUXILIARY ALLOY-BASED NEODYMIUM-IRON-BORON MAGNET MATERIAL...
- Publication number 20240145137
- Publication date May 2, 2024
- FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH CO., LTD
- Xing WEI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
NEODYMIUM-IRON-BORON PERMANENT MAGNET MATERIAL, PREPARATION METHOD,...
- Publication number 20230021711
- Publication date Jan 26, 2023
- FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH CO., LTD
- Weiguo MOU
- B22 - CASTING POWDER METALLURGY
Information Patent Application
HIGH-CU AND HIGH-AL NEODYMIUM IRON BORON MAGNET AND PREPARATION MET...
- Publication number 20220325391
- Publication date Oct 13, 2022
- Weiguo MOU
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
RTB-Based Permanent Magnet Material, Preparation Method thereof, an...
- Publication number 20220328220
- Publication date Oct 13, 2022
- Xiamen Tungsten Co., Ltd.
- Qingfang HUANG
- B22 - CASTING POWDER METALLURGY
Information Patent Application
RARE EARTH PERMANENT MAGNET MATERIAL AND RAW MATERIAL COMPOSITION,P...
- Publication number 20220165462
- Publication date May 26, 2022
- Xiamen Tungsten Co., Ltd.
- Qin LAN
- B22 - CASTING POWDER METALLURGY