Downhole sub with hydraulically actuable sleeve valve

Details for Australian Patent Application No. 2009242942 (hide)

Owner Packers Plus Energy Services Inc.

Inventors Themig, Daniel Jon; Trahan, Kevin O.; Desranleau, Christopher Denis

Agent FB Rice

Pub. Number AU-A-2009242942

PCT Pub. Number WO2009/132462

Priority 61/048,797 29.04.08 US; 12/405,185 16.03.09 US

Filing date 29 April 2009

Wipo publication date 5 November 2009

International Classifications

E21B 34/14 (2006.01) Valve arrangements for boreholes or wells

E21B 33/126 (2006.01) Sealing or packing boreholes or wells

E21B 34/10 (2006.01) Valve arrangements for boreholes or wells

Event Publications

25 November 2010 PCT application entered the National Phase

  PCT publication WO2009/132462 Priority application(s): WO2009/132462

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