METHOD AND DEVICE FOR DETECTING LEAKS IN AN ANNULUS OF A RISER

Details for Australian Patent Application No. 2003233844 (hide)

Owner COFLEXIP

Inventors RIGAUD, Jean

Pub. Number AU-A-2003233844

PCT Number PCT/FR03/00908

PCT Pub. Number WO2003/083251

Priority 02/03930 28.03.02 FR

Filing date 21 March 2003

Wipo publication date 13 October 2003

International Classifications

E21B 017/01 Drilling rods or pipes

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

F16L 011/08 Hoses, i.e. flexible pipes - with reinforcements embedded in the wall

G01M 003/28 Investigating fluid tightness of structures - for pipes, cables, or tubes

Event Publications

28 August 2003 Complete Application Filed

  Priority application(s): 02/03930 28.03.02 FR

20 November 2003 Application Open to Public Inspection

  Published as AU-A-2003233844

13 January 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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