Slip connection with adjustable pretensioning

Details for Australian Patent Application No. 2009260957 (hide)

Owner Norocean AS

Inventors Haugland, Trond

Agent Madderns

Pub. Number AU-B-2009260957

PCT Pub. Number WO2009/154474

Priority 20082794 20.06.08 NO

Filing date 18 June 2009

Wipo publication date 23 December 2009

Acceptance publication date 5 April 2012

International Classifications

E21B 17/07 (2006.01) Drilling rods or pipes

E21B 17/08 (2006.01) Drilling rods or pipes

Event Publications

13 January 2011 PCT application entered the National Phase

  PCT publication WO2009/154474 Priority application(s): WO2009/154474

5 April 2012 Application Accepted

  Published as AU-B-2009260957

2 August 2012 Standard Patent Sealed

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