Forge welding heavy duty tubulars

Details for Australian Patent Application No. 2003246712 (hide)

Owner Shell Internationale Research Maatschappij B.V.

Inventors Cole, Anthony Thomas; Dimitriadis, Klisthenis; Den Boer, Johannis Josephus; Zijsling, Djurre Hans

Agent Spruson & Ferguson

Pub. Number AU-B-2003246712

PCT Number PCT/EP03/07790

PCT Pub. Number WO2004/007135

Priority 02077913.8 17.07.02 EP

Filing date 17 July 2003

Wipo publication date 2 February 2004

Acceptance publication date 25 January 2007

International Classifications

B23K 13/02 (2006.01) Welding by high-frequency current heating

B23K 13/00 (2006.01) Welding by high-frequency current heating

B23K 13/04 (2006.01) Welding by high-frequency current heating

B23K 13/06 (2006.01) Welding by high-frequency current heating

B23K 20/00 (2006.01) Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating

B23K 20/02 (2006.01) Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating - by means of a press

B23K 20/14 (2006.01) Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating - Preventing or minimising gas access, or using protective gases or vacuum during welding

B23K 33/00 (2006.01) Specially-profiled edge portions of workpieces for making soldering or welding connections

Event Publications

2 October 2003 Complete Application Filed

  Priority application(s): 02077913.8 17.07.02 EP

18 March 2004 Application Open to Public Inspection

  Published as AU-B-2003246712

25 January 2007 Application Accepted

  Published as AU-B-2003246712

24 May 2007 Standard Patent Sealed

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