MEASURING MUD FLOW VELOCITY USING PULSED NEUTRONS

Details for Australian Patent Application No. 2003288150 (hide)

Owner SCHLUMBERGER TECHNOLOGY B.V.

Inventors STEPHENSON, Kenneth; WRAIGHT, Peter; GRIFFITHS, Roger

Pub. Number AU-A-2003288150

PCT Number PCT/EP2003/0131

PCT Pub. Number WO2004/059125

Priority 02293280.0 31.12.02 EP

Filing date 21 November 2003

Wipo publication date 22 July 2004

International Classifications

E21B 047/00 Survey of boreholes or wells

E21B 047/10 Survey of boreholes or wells - Locating fluid leaks, intrusions, or movements

G01V 005/10 Prospecting or detecting by the use of nuclear radiation, e.g. of natural or induced radioactivity

E21B 047/08 Survey of boreholes or wells

Event Publications

1 April 2004 Complete Application Filed

  Priority application(s): 02293280.0 31.12.02 EP

26 August 2004 Application Open to Public Inspection

  Published as AU-A-2003288150

15 September 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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