Apparatus and system to allow tool passage ahead of a bit

Details for Australian Patent Application No. 2009289516 (hide)

International Classifications

Event Publications

17 March 2011 PCT application entered the National Phase

PCT publication WO2010/028244 Priority application(s): WO2010/028244

25 October 2012 Assignment before Grant

Thrubit B.V. The application has been assigned to Schlumberger Holdings Limited

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