Sleeve valve

Details for Australian Patent Application No. 2008264280 (hide)

Owner Ziebel AS

Inventors Nilssen, Bjorn Hagerup

Agent Wrays

Pub. Number AU-A-2008264280

PCT Pub. Number WO2008/156369

Priority 2007 3112 18.06.07 NO

Filing date 17 June 2008

Wipo publication date 24 December 2008

International Classifications

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

F16K 3/24 (2006.01) Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing

Event Publications

28 January 2010 PCT application entered the National Phase

  PCT publication WO2008/156369 Priority application(s): WO2008/156369

9 August 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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