Packoff with internal lockdown mechanism

Details for Australian Patent Application No. 2011211379 (hide)

Owner Vetco Gray Inc.

Inventors Anderson, David A.; Sinnott, James

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-A-2011211379

Priority 12/858,952 18.08.10 US

Filing date 11 August 2011

Wipo publication date 8 March 2012

International Classifications

E21B 23/06 (2006.01) Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells

E21B 19/16 (2006.01) Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick

E21B 33/04 (2006.01) Sealing or packing boreholes or wells

Event Publications

25 August 2011 Complete Application Filed

  Priority application(s): 12/858,952 18.08.10 US

8 March 2012 Application Open to Public Inspection

  Published as AU-A-2011211379

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