Patents by Inventor Failang ZHANG

Failang ZHANG 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).

  • Rare earth permanent magnetic material and method of preparing the same
    Patent number: 10340064
    Abstract: A rare earth permanent magnetic material contains a main phase of R1x1R2y1Fe1-x1-y1-z1-u1Coz1Bu1, and an auxiliary phase including a first auxiliary phase of R3x2R4y2Fe1-x2-y2-z2-u2-v1Coz2Bu2Mv1 and a second auxiliary of R5x3R6y3Fe1-x3-y3-z3-u3-v2Coz3Bu3Mv2. Each of R1, R3 and R5 is Pr and/or Nd. Each of R2, R4 and R6 is at least one of Dy, Tb and Ho. M is at least one of Zr, Ga, Cu, Nb, Sn, Mo, Al, V, W, Si, Hf, Ti, Zn, Bi, Ta and In. 26 wt %?x1+y1?34 wt %, 0.01 wt %?y1?4 wt %, 0?z1?6 wt %, and 0.78 wt %?u1?1.25 wt %. 35 wt %?x2+y2?82 wt %, 5 wt %?y2?42 wt %, 0?z2?40 wt %, 0?u2?1.25 wt %, and 0?v1?10 wt %. 10 wt %?x3+y3?32 wt %, 0?y3?4.8 wt %, 0?z3?40 wt %, 0?u3?1.25 wt %, and 31 wt %?v2?50 wt %.
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: July 2, 2019
    Assignee: BYD COMPANY LIMITED
    Inventors: Xiaoxia Deng, Bo Chen, Failang Zhang
  • RARE EARTH PERMANENT MAGNETIC MATERIAL AND METHOD OF PREPARING THE SAME
    Publication number: 20160307676
    Abstract: A rare earth permanent magnetic material contains a main phase of R1x1R2y1Fe1-x1-y1-z1-u1Coz1Bu1, and an auxiliary phase including a first auxiliary phase of R3x2R4y2Fe1-x2-y2-z2-u2-v1Coz2Bu2Mv1 and a second auxiliary of R5x3R6y3Fe1-x3-y3-z3-u3-v2Coz3Bu3Mv2. Each of R1, R3 and R5 is Pr and/or Nd. Each of R2, R4 and R6 is at least one of Dy, Tb and Ho. M is at least one of Zr, Ga, Cu, Nb, Sn, Mo, Al, V, W, Si, Hf, Ti, Zn, Bi, Ta and In. 26 wt %?x1+y1?34 wt %, 0.01 wt %?y1?4 wt %, 0?z1?6 wt %, and 0.78 wt %?u1?1.25 wt %. 35 wt %?x2+y2?82 wt %, 5 wt %?y2?42 wt %, 0?z2?40 wt %, 0?u2?1.25 wt %, and 0?v1?10 wt %. 10 wt %?x3+y3?32 wt %, 0?y3?4.8 wt %, 0?z3?40 wt %, 0?u3?1.25 wt %, and 31 wt %?v2?50 wt %.
    Type: Application
    Filed: June 24, 2016
    Publication date: October 20, 2016
    Inventors: Xiaoxia DENG, Bo CHEN, Failang ZHANG