GAS LIFT MANDREL

Details for Australian Patent Application No. 2003257947 (hide)

Owner BAKER HUGHES INCORPORATED

Inventors ROTH, Brian, A.; HEGDAHL, Roger, D.; KRITZLER, James, H.

Pub. Number AU-A-2003257947

PCT Number PCT/US03/23910

PCT Pub. Number WO2004/018838

Priority 10/226,367 22.08.02 US

Filing date 31 July 2003

Wipo publication date 11 March 2004

International Classifications

E21B 043/12 Obtaining fluids from wells - Methods or apparatus for controlling the flow of the obtained fluid to or in wells

E21B 023/03 Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells

Event Publications

13 November 2003 Complete Application Filed

  Priority application(s): 10/226,367 22.08.02 US

22 April 2004 Application Open to Public Inspection

  Published as AU-A-2003257947

19 May 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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