HIGH STRENGTH THIN STEEL SHEET EXCELLENT IN HOLE EXPANSIBILITY, DUCTILITY AND CHEMICAL TREATMENT CHARACTERISTICS, AND METHOD FOR PRODUCTION THEREOF

Details for Australian Patent Application No. 2003296089 (hide)

Owner NIPPON STEEL CORPORATION

Inventors OKAMOTO, Riki; TANIGUCHI, Hirokazu

Pub. Number AU-A-2003296089

PCT Number PCT/JP2003/0166

PCT Pub. Number WO2004/059024

Priority 2002-377097 26.12.02 JP; 2003-357281 17.10.03 JP

Filing date 24 December 2003

Wipo publication date 22 July 2004

International Classifications

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

C22C 038/06 Ferrous alloys, e.g. steel alloys - containing aluminium

C22C 038/14 Ferrous alloys, e.g. steel alloys - containing titanium or zirconium

C21D 009/46 Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles - for sheet metals

Event Publications

29 April 2004 Complete Application Filed

  Priority application(s): 2002-377097 26.12.02 JP; 2003-357281 17.10.03 JP

26 August 2004 Application Open to Public Inspection

  Published as AU-A-2003296089

15 September 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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