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Class 166/255.3 - Using whipstock


Subclass of Class 166 - Wells
Definition: Tool orienting wherein the device is for diverting a pipe,
No. of applications: 2
Last issue date: 11/17/2011


Application No.Application TitleIssue Date
20110277998Apparatus and Method for Setting a Tool in a Borehole
An apparatus for setting an anchor in a borehole and milling a window in a side surface of the borehole in a single trip, comprising: a drill string; a mechanically-settable anchor (15) initially forming part of the drill string; a plug member position (16...
11/17/2011
20090277631ROTATOR FOR WIRELINE CONVEYED WELLBORE INSTRUMENTS AND METHOD FOR ROTATING AN INSTRUMENT IN A WELLBORE
An apparatus for rotating an instrument in a wellbore includes a non magnetic housing configured to traverse the interior of the wellbore. The housing has an external diameter smaller than an internal diameter of a casing disposed in the wellbore. A plurality of electro...
11/12/2009
 
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