Method and apparatus of hot tapping multiple coaxial or nested strings of underwater piping and/or tubing for overturned wells or platforms

Details for Australian Patent Application No. 2010236832 (hide)

Owner Tetra Applied Technologies, LLC

Inventors McGraw, Harry; Bland, Leslie M.; Bangert, Daniel S.; Gravouia, Mark F.; Masingkan, Rizal

Agent Freehills

Pub. Number AU-A-2010236832

PCT Pub. Number WO2010/120516

Priority 61/165,475 31.03.09 US

Filing date 31 March 2010

Wipo publication date 21 October 2010

International Classifications

B23G 1/16 (2006.01) Thread cutting

B23G 1/18 (2006.01) Thread cutting

B23G 1/22 (2006.01) Thread cutting

B23G 1/24 (2006.01) Thread cutting

F16L 1/12 (2006.01) Laying or reclaiming pipes - Laying or reclaiming pipes on or under water

F16L 1/26 (2006.01) Laying or reclaiming pipes - Repairing or joining pipes on or under water

Event Publications

3 November 2011 PCT application entered the National Phase

  PCT publication WO2010/120516 Priority application(s): WO2010/120516

10 November 2011 Amendment Made

  The nature of the amendment is as shown in the statement(s) filed 05 Oct 2011

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