MULTI-CYCLE DOWNHOLE TOOL WITH HYDRAULIC DAMPING

Details for Australian Patent Application No. 2003298451 (hide)

Owner SPECIALISED PETROLEUM SERVICES GROUP LIMITED

Inventors TELFER, George

Pub. Number AU-A-2003298451

PCT Number PCT/GB2003/0057

PCT Pub. Number WO2004/067908

Priority 0302121.9 30.01.03 GB

Filing date 30 December 2003

Wipo publication date 23 August 2004

International Classifications

E21B 034/14 Valve arrangements for boreholes or wells

E21B 021/10 Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

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

Event Publications

6 May 2004 Complete Application Filed

  Priority application(s): 0302121.9 30.01.03 GB

23 September 2004 Application Open to Public Inspection

  Published as AU-A-2003298451

20 October 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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