Active intake pressure control of downhole pump assemblies

Details for Australian Patent Application No. 2010226960 (hide)

Owner Weatherford/Lamb, Inc.

Inventors Noble, Evan; Moneta, Roland; Dunn, Lonnie

Agent Fisher Adams Kelly

Pub. Number AU-B-2010226960

Parent 2007221913

Filing date 5 October 2010

Wipo publication date 28 October 2010

Acceptance publication date 22 March 2012

International Classifications

F04C 11/00 (2006.01) Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type

E21B 34/08 (2006.01) Valve arrangements for boreholes or wells

E21B 43/12 (2006.01) Obtaining fluids from wells - Methods or apparatus for controlling the flow of the obtained fluid to or in wells

F04B 23/04 (2006.01) Pumping installations or systems

F04C 2/107 (2006.01) Rotary-piston machines or pumps

F04C 28/24 (2006.01) Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids

Event Publications

21 October 2010 Complete Application Filed

28 October 2010 Application Open to Public Inspection

  Published as AU-B-2010226960

22 March 2012 Application Accepted

  Published as AU-B-2010226960

19 July 2012 Standard Patent Sealed

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