Magnetic ranging system for controlling a drilling process

Details for Australian Patent Application No. 2010311357 (hide)

Owner Welltec A/S

Inventors Hallundbaek, Jorgen; Francke, Mathias

Agent Spruson & Ferguson

Pub. Number AU-A-2010311357

PCT Pub. Number WO2011/051431

Priority 09174667.7 30.10.09 EP

Filing date 29 October 2010

Wipo publication date 5 May 2011

International Classifications

E21B 47/022 (2012.01) Survey of boreholes or wells

G01V 3/26 (2006.01) Electric or magnetic prospecting or detecting

Event Publications

12 April 2012 PCT application entered the National Phase

  PCT publication WO2011/051431 Priority application(s): WO2011/051431

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