Improved packer

Details for Australian Patent Application No. 2006235681 (hide)

Owner Petrowell Limited

Inventors Reid, Steve; McLeod, Iain

Agent A J Park

Pub. Number AU-B-2006235681

PCT Pub. Number WO2006/109031

Priority 0507237.6 09.04.05 GB

Filing date 10 April 2006

Wipo publication date 19 October 2006

Acceptance publication date 19 January 2012

International Classifications

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

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

Event Publications

25 October 2007 PCT application entered the National Phase

  PCT publication WO2006/109031 Priority application(s): WO2006/109031

19 January 2012 Application Accepted

  Published as AU-B-2006235681

17 May 2012 Standard Patent Sealed

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