TREA

Nan Zhao

Follow

Person

  • Yantai, CN
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for producing sintered R-iron-boron magnet
    • Patent number 10,748,706
    • Issue date Aug 18, 2020
    • Yantai Zhenghai Magnetic Material Co., Ltd.
    • Yongjiang Yu
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Hole-jetting type mixer-reactor
    • Patent number 8,042,988
    • Issue date Oct 25, 2011
    • Ningbo Wanhua Polyurethanes Co. Ltd.
    • Jiansheng Ding
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR PRODUCING SINTERED R-IRON-BORON MAGNET
    • Publication number 20180061568
    • Publication date Mar 1, 2018
    • Yantai Zhenghai Magnetic Material Co., Ltd.
    • Yongjiang YU
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    Hole-jetting type mixer-reactor
    • Publication number 20080159065
    • Publication date Jul 3, 2008
    • Jiansheng Ding
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL