Use of cutting velocities for real time pore pressure and fracture gradient prediction

Details for Australian Patent Application No. 2002335137 (hide)

Owner Shell Internationale Research Maatschappij B.V.

Inventors Myers, Michael, Tolbert; Araseth, Mohammad, Michael; Tutuncu, Azra, Nur

Agent Spruson & Ferguson

Pub. Number AU-B-2002335137

PCT Number PCT/US02/34200

PCT Pub. Number WO2003/036044

Priority 60/336,348 24.10.01 US

Filing date 24 October 2002

Wipo publication date 6 May 2003

Acceptance publication date 22 November 2007

International Classifications

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

G01V 1/50 (2006.01) Seismology

Event Publications

13 February 2003 Complete Application Filed

  Priority application(s): 60/336,348 24.10.01 US

3 July 2003 Application Open to Public Inspection

  Published as AU-B-2002335137

22 November 2007 Application Accepted

  Published as AU-B-2002335137

20 March 2008 Standard Patent Sealed

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