Acoustic doppler downhole fluid flow measurement

Details for Australian Patent Application No. 2003230402 (hide)

Owner Halliburton Energy Services, Inc.

Inventors Beique, Jean M; Birchak, James R; Rodney, Paul F; Weimers, Timothy O; Han, Wei; Hemphill, Alan T

Agent Pizzeys

Pub. Number AU-B-2003230402

PCT Number PCT/US03/15232

PCT Pub. Number WO2003/097997

Priority 60/380,648 15.05.02 US

Filing date 14 May 2003

Wipo publication date 2 December 2003

Acceptance publication date 19 July 2007

International Classifications

E21B 47/01 (2006.01) Survey of boreholes or wells

E21B 47/10 (2006.01) Survey of boreholes or wells - Locating fluid leaks, intrusions, or movements

G01F 1/66 (2006.01) Measuring volume flow - by measuring frequency, phase shift, or propagation time of electromagnetic or other waves, e.g. ultrasonic flowmeters

G01N 29/024 (2006.01) Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves

G01N 29/036 (2006.01) Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves

G01P 5/24 (2006.01) Measuring speed of fluids, e.g. of air stream

Event Publications

14 August 2003 Complete Application Filed

  Priority application(s): 60/380,648 15.05.02 US

29 January 2004 Application Open to Public Inspection

  Published as AU-B-2003230402

19 July 2007 Application Accepted

  Published as AU-B-2003230402

15 November 2007 Standard Patent Sealed

10 December 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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