Seamless steel pipe for line pipe and method for its manufacture

Details for Australian Patent Application No. 2006282411 (hide)

Owner Sumitomo Metal Industries, Ltd.

Inventors Kobayashi, Kenji; Arai, Yuji; Omura, Tomohiko; Kondo, Kunio; Hisamune, Nobuyuki

Agent FB Rice

Pub. Number AU-B-2006282411

PCT Pub. Number WO2007/023805

Priority 2005-240069 22.08.05 JP

Filing date 22 August 2006

Wipo publication date 1 March 2007

Acceptance publication date 18 February 2010

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

C21D 9/08 (2006.01) Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles - for tubular bodies or pipes

C22C 38/12 (2006.01) Ferrous alloys, e.g. steel alloys - containing tungsten, tantalum, molybdenum, vanadium or niobium

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

Event Publications

6 March 2008 Amendment Made

  The nature of the amendment is: Amend the invention title to read Seamless steel pipe for line pipe and method for its manufacture

6 March 2008 PCT application entered the National Phase

  PCT publication WO2007/023805 Priority application(s): WO2007/023805

18 February 2010 Application Accepted

  Published as AU-B-2006282411

17 June 2010 Standard Patent Sealed

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