Buzhuang Peng

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Yantai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for preparing R-Fe-B based sintered magnet
- Patent number 9,901,984
- Issue date Feb 27, 2018
- Yantai Zhenghai Magnetic Material Co., Ltd.
- Qingkai Wang
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
R-T-B BASED PERMANENT MAGNET MATERIAL, PREPARATION METHOD THEREFOR...
- Publication number 20240194379
- Publication date Jun 13, 2024
- Yantai Zhenghai Magnetic Material Co., Ltd.
- Buzhuang PENG
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METHOD FOR PREPARING R-FE-B BASED SINTERED MAGNET
- Publication number 20140356217
- Publication date Dec 4, 2014
- Yantai Zhenghai Magnetic Material Co., Ltd.
- Qingkai WANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
R-Fe-B based magnet having gradient electric resistance and method...
- Publication number 20130093551
- Publication date Apr 18, 2013
- Buzhuang Peng
- B32 - LAYERED PRODUCTS