Patents by Inventor Zhanfeng Yang

Zhanfeng Yang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for preparing neodymium-iron-boron permanent magnetic material
    Patent number: 11305345
    Abstract: A method for preparing a NdFeB permanent magnetic material may include providing a covered NdFeB magnetic powder by depositing heavy rare earth particles or high-melting particles onto a NdFeB magnetic powder by physical vapor deposition; and performing orientation molding and sintering on the covered NdFeB magnetic powder to provide the NdFeB permanent magnetic material.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: April 19, 2022
    Assignees: BAOTOU RESEARCH INSTITUTE OF RARE EARTHS, NATIONAL ENGINEERING RESEARCH CENTRE OF RUIKE RARE EARTH METALLURGY AND FUNCTION MATERIALS CO., LTD., BAOTOU IRON & STEEL (GROUP) CO., LTD., XIAMEN INSTITUTE OF RARE-EARTH MATERIALS, BAOTOU JINSHAN MAGNETIC MATERIAL CO. LTD
    Inventors: Liangcheng Sun, Zhanfeng Yang, Zhihong Zhang, Xiaoyu Liu, Shufeng Liu, Fan Yang, Jixiang Liu, Yu Wang, Jingya Li, Fei Lu, Shupu Lou, Hui Li, Peixin Chen, Yang Bai, Yu Cheng, Feng Wang, Tiancang Zheng, Feng Xia, Caina Sun
  • METHOD FOR PREPARING NEODYMIUM-IRON-BORON PERMANENT MAGNETIC MATERIAL
    Publication number: 20200001360
    Abstract: A method for preparing a NdFeB permanent magnetic material may include providing a covered NdFeB magnetic powder by depositing heavy rare earth particles or high-melting particles onto a NdFeB magnetic powder by physical vapor deposition; and performing orientation molding and sintering on the covered NdFeB magnetic powder to provide the NdFeB permanent magnetic material.
    Type: Application
    Filed: December 21, 2017
    Publication date: January 2, 2020
    Applicants: BAOTOU RESEARCH INSTITUTE OF RARE EARTHS, NATIONAL ENGINEERING RESEARCH CENTRE OF RUIKE RARE EARTH METALLURGY AND FUNCTION MATERIALS CO., LTD., BAOTOU IRON & STEEL (GROUP) CO., LTD., XIAMEN INSTITUTE OF RARE-EARTH MATERIALS, BAOTOU JINSHAN MAGNETIC MATERIAL CO. LTD
    Inventors: Liangcheng Sun, Zhanfeng Yang, Zhihong Zhang, Xiaoyu Liu, Shufeng Liu, Fan Yang, Jixiang Liu, Yu Wang, Jingya Li, Fei Lu, Shupu Lou, Hui Li, Peixin Chen, Yang Bai, Yu Cheng, Feng Wang, Tiancang Zheng, Feng Xia, Caina Sun