HIGH STRENGTH THIN STEEL SHEET EXCELLENT IN RESISTANCE TO DELAYED FRACTURE AFTER FORMING AND METHOD FOR PREPARATION THEREOF, AND AUTOMOBILE PARTS REQUIRING STRENGTH MANUFACTURED FROM HIGH STRENGTH THIN STEEL SHEET

Details for Australian Patent Application No. 2003235443 (hide)

Owner NIPPON STEEL CORPORATION

Inventors NONAKA, Toshiki; FUJITA, Nobuhiro; TANIGUCHI, Hirokazu

Pub. Number AU-A-2003235443

PCT Number PCT/JP03/06617

PCT Pub. Number WO2004/106571

Filing date 27 May 2003

Wipo publication date 21 January 2005

International Classifications

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

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

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

Event Publications

4 September 2003 Complete Application Filed

10 February 2005 Application Open to Public Inspection

  Published as AU-A-2003235443

16 February 2006 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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