EM-guided drilling relative to an existing borehole

Details for Australian Patent Application No. 2008348131 (hide)

Owner Halliburton Energy Services, Inc.

Inventors Bittar, Michael S.

Agent Pizzeys

Pub. Number AU-B-2008348131

PCT Pub. Number WO2009/091408

Filing date 18 January 2008

Wipo publication date 23 July 2009

Acceptance publication date 4 August 2011

International Classifications

E21B 1/02 (2006.01) Methods or apparatus for drilling

Event Publications

27 August 2009 PCT application entered the National Phase

  PCT publication WO2009/091408 Priority application(s): WO2009/091408

4 August 2011 Application Accepted

  Published as AU-B-2008348131

1 December 2011 Standard Patent Sealed

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