Casing exit joint with easily milled, low density barrier

Details for Australian Patent Application No. 2009249425 (hide)

Owner HALLIBURTON ENERGY SERVICES, INC.

Inventors Dancer, William W.; Parlin, Joseph D.; McGlothen, Jody R.

Agent Callinan

Pub. Number AU-B-2009249425

PCT Pub. Number WO2009/142914

Priority 12/124,895 21.05.08 US

Filing date 7 May 2009

Wipo publication date 26 November 2009

Acceptance publication date 17 November 2011

International Classifications

E21B 7/06 (2006.01) Special methods or apparatus for drilling

Event Publications

2 December 2010 PCT application entered the National Phase

  PCT publication WO2009/142914 Priority application(s): WO2009/142914

17 November 2011 Application Accepted

  Published as AU-B-2009249425

15 March 2012 Standard Patent Sealed

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