Method of drilling a stable borehole

Details for Australian Patent Application No. 2005331931 (hide)

Owner Shell Internationale Research Maatschappij B.V.

Inventors Khodaverdian, Mohamad Fereydoon; Addis, Michael Anthony

Agent Spruson & Ferguson

Pub. Number AU-B-2005331931

PCT Pub. Number WO2006/124028

Filing date 17 May 2005

Wipo publication date 23 November 2006

Acceptance publication date 19 November 2009

International Classifications

E21B 7/00 (2006.01) Special methods or apparatus for drilling

E21B 7/18 (2006.01) Special methods or apparatus for drilling - Drilling by liquid or gas jets, with or without entrained pellets

E21B 43/00 (2006.01) Obtaining fluids from wells

E21B 49/00 (2006.01) Testing the nature of borehole walls

Event Publications

29 November 2007 PCT application entered the National Phase

  PCT publication WO2006/124028 Priority application(s): WO2006/124028

19 November 2009 Application Accepted

  Published as AU-B-2005331931

18 March 2010 Standard Patent Sealed

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