High tensile strength steel having favorable delayed fracture resistance and method for manufacturing the same

Details for Australian Patent Application No. 2008211941 (hide)

Owner JFE STEEL CORPORATION

Inventors Nagao, Akihide; Hayashi, Kenji; Oi, Kenji; Shikanai, Nobuo

Agent Griffith Hack

Pub. Number AU-B-2008211941

PCT Pub. Number WO2008/093897

Priority 2007-021573 31.01.07 JP; 2007-086296 29.03.07 JP

Filing date 31 January 2008

Wipo publication date 7 August 2008

Acceptance publication date 2 June 2011

International Classifications

C22C 38/00 (2006.01) Ferrous alloys, e.g. steel alloys

C21D 8/02 (2006.01) Modifying the physical properties by deformation combined with, or followed by, heat treatment - during manufacturing of plates or strips

C22C 38/06 (2006.01) Ferrous alloys, e.g. steel alloys - containing aluminium

C22C 38/58 (2006.01) Ferrous alloys, e.g. steel alloys - with more than 1.5% by weight of manganese

Event Publications

23 July 2009 PCT application entered the National Phase

  PCT publication WO2008/093897 Priority application(s): WO2008/093897

2 June 2011 Application Accepted

  Published as AU-B-2008211941

29 September 2011 Standard Patent Sealed

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