Coiled tubing injector with a weight on bit circuit

Details for Australian Patent Application No. 2007300522 (hide)

Owner Xtreme Coil Drilling Corporation

Inventors Havinga, Richard D.

Agent Spruson & Ferguson

Pub. Number AU-A-2007300522

PCT Pub. Number WO2008/039411

Priority 60/846,721 22.09.06 US

Filing date 24 September 2007

Wipo publication date 3 April 2008

International Classifications

E21B 49/02 (2006.01) Testing the nature of borehole walls

F16D 31/02 (2006.01) Couplings or clutches with a fluid or semifluid as power-transmitting means - using pumps with pistons or plungers working in cylinders

Event Publications

23 April 2009 PCT application entered the National Phase

  PCT publication WO2008/039411 Priority application(s): WO2008/039411

2 August 2012 Alteration of Name

  The name of the applicant has been altered to Xtreme Drilling and Coil Services Corp. 2008

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