RARE EARTH ELEMENTIRON-BORON ALLOY, AND MAGNETICALLY ANISOTROPIC PERMANENT MAGNET POWDER AND METHOD FOR PRODUCTION THEREOF

Details for Australian Patent Application No. 2002354227 (hide)

Owner SUMITOMO SPECIAL METALS CO., LTD.

Inventors TOMIZAWA, Hiroyuki; KANEKO, Yuji

Pub. Number AU-A-2002354227

PCT Number PCT/JP02/13268

PCT Pub. Number WO2003/052779

Priority 2001-385941 19.12.01 JP; 2002-30392 07.02.02 JP

Filing date 18 December 2002

Wipo publication date 30 June 2003

International Classifications

H01F 001/06 Magnets or magnetic bodies characterised by the magnetic materials therefor

B22F 001/00 Special treatment of metallic powder, e.g. to facilitate working, to improve properties

B22F 003/00 Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering

H01F 001/04 Magnets or magnetic bodies characterised by the magnetic materials therefor

C22C 038/00 Ferrous alloys, e.g. steel alloys

B22F 009/08 Making metallic powder or suspensions thereof - by casting, e.g. through sieves or in water, by atomising or spraying

Event Publications

20 March 2003 Complete Application Filed

  Priority application(s): 2001-385941 19.12.01 JP; 2002-30392 07.02.02 JP

28 August 2003 Application Open to Public Inspection

  Published as AU-A-2002354227

16 September 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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