Cold-rolled steel sheet having ultrafine grain structure and method for manufacturing the same

Details for Australian Patent Application No. 2003203552 (hide)

Owner JFE Steel Corporation

Inventors Seto, Kazuhiro; Sakata, Kei; Oonishi, Tomohisa; Mochida, Tetsuo

Agent Griffith Hack

Pub. Number AU-B-2003203552

Priority 2002-224617 01.08.02 JP; 2002-94065 29.03.02 JP

Filing date 28 March 2003

Wipo publication date 23 October 2003

Acceptance publication date 6 September 2007

International Classifications

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

Event Publications

1 May 2003 Complete Application Filed

  Priority application(s): 2002-224617 01.08.02 JP; 2002-94065 29.03.02 JP

23 October 2003 Application Open to Public Inspection

  Published as AU-B-2003203552

11 March 2004 Change of Name(s) of Applicant(s), Section 104

  Kawasaki Steel Corporation The name of the applicant has been changed to JFE Steel Corporation

6 September 2007 Application Accepted

  Published as AU-B-2003203552

10 January 2008 Standard Patent Sealed

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