Pressure and flow control in drilling operations

Details for Australian Patent Application No. 2010337323 (hide)

Owner HALLIBURTON ENERGY SEVICES, INC.

Inventors Pool, Charles M.; Davis, Nancy; Urias, Frank; Skinner, Neal G.

Agent Callinan

Pub. Number AU-A-2010337323

PCT Pub. Number WO2011/081723

Priority 12/638,012 15.12.09 US

Filing date 12 November 2010

Wipo publication date 7 July 2011

International Classifications

E21B 44/00 Automatic control

E21B 47/06 Survey of boreholes or wells - Measuring temperature or pressure

E21B 47/12 Survey of boreholes or wells - Means for transmitting measuring-signals from the well to the surface, e.g. for logging while drilling

Event Publications

21 June 2012 PCT application entered the National Phase

  PCT publication WO2011/081723 Priority application(s): WO2011/081723

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