GB2403544B - Method and apparatus for measuring flow velocity in a wellbore - Google Patents

Method and apparatus for measuring flow velocity in a wellbore

Info

Publication number
GB2403544B
GB2403544B GB0409427A GB0409427A GB2403544B GB 2403544 B GB2403544 B GB 2403544B GB 0409427 A GB0409427 A GB 0409427A GB 0409427 A GB0409427 A GB 0409427A GB 2403544 B GB2403544 B GB 2403544B
Authority
GB
United Kingdom
Prior art keywords
wellbore
flow velocity
measuring flow
measuring
velocity
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB0409427A
Other versions
GB0409427D0 (en
GB2403544A (en
Inventor
Peter Speier
Julian Pop
Martin Poitzsch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schlumberger Holdings Ltd
Original Assignee
Schlumberger Holdings Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US09/951,914 external-priority patent/US6528995B1/en
Application filed by Schlumberger Holdings Ltd filed Critical Schlumberger Holdings Ltd
Publication of GB0409427D0 publication Critical patent/GB0409427D0/en
Publication of GB2403544A publication Critical patent/GB2403544A/en
Application granted granted Critical
Publication of GB2403544B publication Critical patent/GB2403544B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N24/00—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects
    • G01N24/08—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects by using nuclear magnetic resonance
    • G01N24/081—Making measurements of geologic samples, e.g. measurements of moisture, pH, porosity, permeability, tortuosity or viscosity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/18—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging
    • G01V3/32—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with electron or nuclear magnetic resonance

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Remote Sensing (AREA)
  • Geophysics (AREA)
  • Signal Processing (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Geophysics And Detection Of Objects (AREA)
GB0409427A 2001-09-10 2002-08-29 Method and apparatus for measuring flow velocity in a wellbore Expired - Fee Related GB2403544B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/951,914 US6528995B1 (en) 2001-09-10 2001-09-10 Methods and apparatus for measuring flow velocity in a wellbore using NMR and applications using same
GB0220004A GB2384315B (en) 2001-09-10 2002-08-29 Methods and apparatus for measuring flow velocity in a wellbore using nmr and applications using same

Publications (3)

Publication Number Publication Date
GB0409427D0 GB0409427D0 (en) 2004-06-02
GB2403544A GB2403544A (en) 2005-01-05
GB2403544B true GB2403544B (en) 2005-10-19

Family

ID=33542653

Family Applications (5)

Application Number Title Priority Date Filing Date
GB0409427A Expired - Fee Related GB2403544B (en) 2001-09-10 2002-08-29 Method and apparatus for measuring flow velocity in a wellbore
GB0409449A Expired - Fee Related GB2403547B (en) 2001-09-10 2002-08-29 Method and apparatus for measuring flow velocity in a wellbore
GB0409440A Expired - Fee Related GB2403545B (en) 2001-09-10 2002-08-29 Method and apparatus for measuring formation pressure of an earth formation
GB0409453A Expired - Fee Related GB2403548B (en) 2001-09-10 2002-08-29 Methods and apparatus for measuring mud filtration rate of a wllbore in an earth formation
GB0409442A Expired - Fee Related GB2403546B (en) 2001-09-10 2002-08-29 Methods and apparatus for measuring permeability of a formatio

Family Applications After (4)

Application Number Title Priority Date Filing Date
GB0409449A Expired - Fee Related GB2403547B (en) 2001-09-10 2002-08-29 Method and apparatus for measuring flow velocity in a wellbore
GB0409440A Expired - Fee Related GB2403545B (en) 2001-09-10 2002-08-29 Method and apparatus for measuring formation pressure of an earth formation
GB0409453A Expired - Fee Related GB2403548B (en) 2001-09-10 2002-08-29 Methods and apparatus for measuring mud filtration rate of a wllbore in an earth formation
GB0409442A Expired - Fee Related GB2403546B (en) 2001-09-10 2002-08-29 Methods and apparatus for measuring permeability of a formatio

Country Status (1)

Country Link
GB (5) GB2403544B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7372263B2 (en) 2005-11-23 2008-05-13 Baker Hughes Incorporated Apparatus and method for measuring cased hole fluid flow with NMR
US7528600B2 (en) * 2006-12-08 2009-05-05 Schlumberger Technology Corporation System and method for downhole time-of-flight sensing, remote NMR detection of fluid flow in rock formations

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4536711A (en) * 1983-05-05 1985-08-20 Southwest Research Institute Method and apparatus for measuring flow in a pipe or conduit
US5428291A (en) * 1993-07-01 1995-06-27 Exxon Research And Engineering Company Determination of fluid transport properties in porous media by nuclear magnetic resonance measurements of fluid flow
EP0977057A2 (en) * 1998-07-30 2000-02-02 Schlumberger Holdings Limited Detecting tool motion effects on nuclear magnetic resonance measurements

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4621234A (en) * 1983-12-05 1986-11-04 Lovelace Medical Foundation Pulsed NMR flow measurement
GB9021257D0 (en) * 1990-09-29 1990-11-14 Guilfoyle David N Method and apparatus for measuring the flow of a fluid through porous media by echo planar imaging
US5387865A (en) * 1991-09-20 1995-02-07 Exxon Research And Engineering Company Permeability determination from NMR relaxation measurements for fluids in porous media
US6047239A (en) * 1995-03-31 2000-04-04 Baker Hughes Incorporated Formation testing apparatus and method
US6166543A (en) * 1997-09-25 2000-12-26 Schlumberger Technology Corporation Method and apparatus for measuring nuclear magnetic resonance
DE60136661D1 (en) * 2000-07-20 2009-01-02 Baker Hughes Inc Device for aspirating liquid samples and method for the sub-analysis of formation fluids
US6603310B2 (en) * 2001-06-29 2003-08-05 Baker Hughes Incorporated Method for correcting downhole NMR data contaminated by borehole signals

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4536711A (en) * 1983-05-05 1985-08-20 Southwest Research Institute Method and apparatus for measuring flow in a pipe or conduit
US5428291A (en) * 1993-07-01 1995-06-27 Exxon Research And Engineering Company Determination of fluid transport properties in porous media by nuclear magnetic resonance measurements of fluid flow
EP0977057A2 (en) * 1998-07-30 2000-02-02 Schlumberger Holdings Limited Detecting tool motion effects on nuclear magnetic resonance measurements

Also Published As

Publication number Publication date
GB0409440D0 (en) 2004-06-02
GB0409453D0 (en) 2004-06-02
GB0409449D0 (en) 2004-06-02
GB0409427D0 (en) 2004-06-02
GB2403545B (en) 2005-10-19
GB2403548B (en) 2005-10-19
GB2403544A (en) 2005-01-05
GB2403548A (en) 2005-01-05
GB2403545A (en) 2005-01-05
GB2403547A (en) 2005-01-05
GB2403546A (en) 2005-01-05
GB2403547B (en) 2006-03-22
GB0409442D0 (en) 2004-06-02
GB2403546B (en) 2005-10-19

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20170829