Gas valve and production tubing with a gas valve

Details for Australian Patent Application No. 2008253825 (hide)

Owner Statoil Petroleum AS

Inventors Johannesen, Eilif H.

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2008253825

PCT Pub. Number WO2008/143522

Priority 20072639 23.05.07 NO

Filing date 22 May 2008

Wipo publication date 27 November 2008

Acceptance publication date 27 October 2011

International Classifications

E21B 34/08 (2006.01) Valve arrangements for boreholes or wells

E21B 43/08 (2006.01) Obtaining fluids from wells

F16K 17/34 (2006.01) Safety valves

Event Publications

7 January 2010 PCT application entered the National Phase

  PCT publication WO2008/143522 Priority application(s): WO2008/143522

18 August 2011 Assignment before Grant

  IOR TECHNOLOGY AS The application has been assigned to Statoil Petroleum AS

27 October 2011 Application Accepted

  Published as AU-B-2008253825

23 February 2012 Standard Patent Sealed

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