Pressure-activated valve for hybrid coiled tubing jointed tubing tool string

Details for Australian Patent Application No. 2011219582 (hide)

Owner HALIBURTON ENERGY SERVICES, INC.

Inventors Hriscu, Losif Joseph; Bailey, Michael Brent; Ehtesham, Muhammad Asif; Howard, Robert; Pipkin, Robert Lee

Agent Callinan

Pub. Number AU-A-2011219582

PCT Pub. Number WO2011/104516

Priority 12/713,256 26.02.10 US

Filing date 25 February 2011

Wipo publication date 1 September 2011

International Classifications

E21B 17/04 Drilling rods or pipes

E21B 19/22 Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick

E21B 34/10 Valve arrangements for boreholes or wells

E21B 34/14 Valve arrangements for boreholes or wells

Event Publications

6 September 2012 PCT application entered the National Phase

  PCT publication WO2011/104516 Priority application(s): WO2011/104516

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