Double string pump for hydrocarbon wells

Details for Australian Patent Application No. 2010300521 (hide)

Owner ConocoPhillips Company

Inventors Wilson, Dennis R.

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-A-2010300521

PCT Pub. Number WO2011/041572

Priority 12/895,019 30.09.10 US; 61/247,331 30.09.09 US

Filing date 30 September 2010

Wipo publication date 7 April 2011

International Classifications

E21B 37/00 (2006.01) Methods or apparatus for cleaning boreholes or wells

Event Publications

10 May 2012 PCT application entered the National Phase

  PCT publication WO2011/041572 Priority application(s): WO2011/041572

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