(19)
(11) EP 2 721 618 A1

(12)

(43) Date of publication:
23.04.2014 Bulletin 2014/17

(21) Application number: 12800074.2

(22) Date of filing: 15.06.2012
(51) International Patent Classification (IPC): 
H01F 1/057(2006.01)
H01F 41/02(2006.01)
(86) International application number:
PCT/CN2012/077023
(87) International publication number:
WO 2012/171490 (20.12.2012 Gazette 2012/51)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(30) Priority: 17.06.2011 CN 201110172170

(71) Applicants:
  • Ningbo Institute Of Material Technology And Engineering Chinese Academy of Sciences
    Ningbo, Zhejiang 315201 (CN)
  • Robert Bosch GmbH
    70442 Stuttgart (DE)

(72) Inventors:
  • CHEN, Renjie
    Ningbo City Zhejiang 315201 (CN)
  • YAN, Aru
    Ningbo City Zhejiang 315201 (CN)
  • LEE, Don
    Springboro, Ohio 45066 (US)
  • YAN, Guanghui
    Ningbo City Zhejiang 315201 (CN)
  • LIU, Youhao
    Ningbo City Zhejiang 315201 (CN)
  • WILDE, Alexandra
    D-71272 Renningen (DE)
  • BARTH, Peter
    D-70195 Stuttgart (DE)
  • YU, Jiaqing
    Shanghai 200335 (CN)

(74) Representative: Slickers, Dirk 
c/o Robert Bosch GmbH C/IPE2 Postfach 30 02 20
70442 Stuttgart
70442 Stuttgart (DE)

   


(54) NEODYMIUM/IRON/BORON-BASED PERMANENT MAGNET