Method and apparatus for backing off a tubular member from a wellbore

Details for Australian Patent Application No. 2004202676 (hide)

Owner Weatherford/Lamb, Inc.

Inventors Roberts, John

Agent Pizzeys

Pub. Number AU-A-2004202676

Priority 10/607,510 26.06.03 US

Filing date 21 June 2004

Wipo publication date 20 January 2005

Acceptance publication date 19 January 2006

International Classifications

E21B 043/10 Obtaining fluids from wells

E21B 023/00 Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells

E21B 017/042 Drilling rods or pipes

Event Publications

1 July 2004 Complete Application Filed

  Priority application(s): 10/607,510 26.06.03 US

20 January 2005 Application Open to Public Inspection

  Published as AU-A-2004202676

19 January 2006 Application Accepted

  Published as AU-A-2004202676

18 May 2006 Standard Patent Sealed

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