A radial spring latch apparatus and methods for making and using same

Details for Australian Patent Application No. 2007334123 (hide)

Owner Baker Hughes Incorporated

Inventors Xu, Yang; Harvey, Peter R.; Johnson, Michael H.

Agent Freehills

Pub. Number AU-A-2007334123

PCT Pub. Number WO2008/076697

Priority 11/638,761 14.12.06 US

Filing date 10 December 2007

Wipo publication date 26 June 2008

International Classifications

E21B 17/04 (2006.01) Drilling rods or pipes

E21B 17/07 (2006.01) Drilling rods or pipes

E21B 23/02 (2006.01) Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells

Event Publications

9 July 2009 PCT application entered the National Phase

  PCT publication WO2008/076697 Priority application(s): WO2008/076697

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