Isolation valve with debris control and flow tube protection

Details for Australian Patent Application No. 2011204953 (hide)

Owner Weatherford/Lamb, Inc.

Inventors McDowell, Christopher L.; Noske, Joe; Smith, Paul L.

Agent Spruson & Ferguson

Pub. Number AU-A-2011204953

Priority 12/845,899 29.07.10 US

Filing date 22 July 2011

Wipo publication date 16 February 2012

International Classifications

E21B 34/06 (2006.01) Valve arrangements for boreholes or wells

E21B 34/14 (2006.01) Valve arrangements for boreholes or wells

Event Publications

11 August 2011 Complete Application Filed

  Priority application(s): 12/845,899 29.07.10 US

16 February 2012 Application Open to Public Inspection

  Published as AU-A-2011204953

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