Rotating continuous flow sub

Details for Australian Patent Application No. 2011203647 (hide)

Owner Weatherford/Lamb, Inc.

Inventors Bailey, Thomas F.; Mitchell, Mark; Pavel, David; Ring, Lev; Bansal, Ram K.; Iblings, David

Agent Spruson & Ferguson

Pub. Number AU-A-2011203647

PCT Pub. Number WO2011/085031

Priority 61/292,607 06.01.10 US; 12/984,429 04.01.11 US

Filing date 5 January 2011

Wipo publication date 14 July 2011

International Classifications

E21B 21/10 Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

E21B 19/16 Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick

E21B 21/12 Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

Event Publications

5 July 2012 PCT application entered the National Phase

  PCT publication WO2011/085031 Priority application(s): WO2011/085031

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