Steel for oil well pipe having excellent sulfide stress cracking resistance and method for manufacturing seamless steel pipe for oil well

Details for Australian Patent Application No. 2006225855 (hide)

Owner Sumitomo Metal Industries, Ltd.

Inventors Omura, Tomohiko

Agent FB Rice

Pub. Number AU-B-2006225855

PCT Pub. Number WO2006/100891

Priority 2005-086995 24.03.05 JP

Filing date 3 March 2006

Wipo publication date 28 September 2006

Acceptance publication date 27 August 2009

International Classifications

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

C21D 8/10 (2006.01) Modifying the physical properties by deformation combined with, or followed by, heat treatment - during manufacturing of tubular bodies

Event Publications

30 August 2007 PCT application entered the National Phase

  PCT publication WO2006/100891 Priority application(s): WO2006/100891

27 August 2009 Application Accepted

  Published as AU-B-2006225855

24 December 2009 Standard Patent Sealed

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