Position retention mechanism for maintaining a counter mechanism in an activated position

Details for Australian Patent Application No. 2011200284 (hide)

Owner Schlumberger Technology B.V.

Inventors Martin, Lauren M.; Conaway, Seth; Anyan, Steven L.; Glasofer, Joseph O.; Barnett, Alexander R.; Villarreal, Anthony; Swenson, Brad

Agent Griffith Hack

Pub. Number AU-A-2011200284

Priority 12/695,144 27.01.10 US

Filing date 24 January 2011

Wipo publication date 11 August 2011

International Classifications

E21B 34/08 (2006.01) Valve arrangements for boreholes or wells

E21B 23/00 (2006.01) Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells

Event Publications

10 February 2011 Complete Application Filed

  Priority application(s): 12/695,144 27.01.10 US

11 August 2011 Application Open to Public Inspection

  Published as AU-A-2011200284

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