Packer sealing element with shape memory material

Details for Australian Patent Application No. 2007238030 (hide)

Owner Baker Hughes Incorporated

Inventors Richard, Bennett M.; O'Malley, Edward J.

Agent Freehills

Pub. Number AU-B-2007238030

PCT Pub. Number WO2007/121350

Priority 11/404,130 13.04.06 US

Filing date 13 April 2007

Wipo publication date 25 October 2007

Acceptance publication date 30 June 2011

International Classifications

E21B 33/12 (2006.01) Sealing or packing boreholes or wells - Packers

E21B 33/128 (2006.01) Sealing or packing boreholes or wells

E21B 36/00 (2006.01) Heating, cooling, or insulating arrangements for boreholes or wells, e.g. for use in permafrost zones

Event Publications

6 November 2008 PCT application entered the National Phase

  PCT publication WO2007/121350 Priority application(s): WO2007/121350

30 June 2011 Application Accepted

  Published as AU-B-2007238030

27 October 2011 Standard Patent Sealed

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