GB0418191D0 - J-spectroscopy in the wellbore - Google Patents

J-spectroscopy in the wellbore

Info

Publication number
GB0418191D0
GB0418191D0 GBGB0418191.3A GB0418191A GB0418191D0 GB 0418191 D0 GB0418191 D0 GB 0418191D0 GB 0418191 A GB0418191 A GB 0418191A GB 0418191 D0 GB0418191 D0 GB 0418191D0
Authority
GB
United Kingdom
Prior art keywords
wellbore
spectroscopy
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.)
Granted
Application number
GBGB0418191.3A
Other versions
GB2405941B (en
GB2405941A (en
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.)
Gemalto Terminals Ltd
Schlumberger Holdings Ltd
Original Assignee
Gemalto Terminals Ltd
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 US10/064,529 external-priority patent/US6815950B2/en
Application filed by Gemalto Terminals Ltd, Schlumberger Holdings Ltd filed Critical Gemalto Terminals Ltd
Publication of GB0418191D0 publication Critical patent/GB0418191D0/en
Publication of GB2405941A publication Critical patent/GB2405941A/en
Application granted granted Critical
Publication of GB2405941B publication Critical patent/GB2405941B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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]
    • G01R33/46—NMR spectroscopy
    • G01R33/4608—RF excitation sequences for enhanced detection, e.g. NOE, polarisation transfer, selection of a coherence transfer pathway

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geophysics (AREA)
  • Remote Sensing (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
GB0418191A 2002-07-24 2003-07-09 J-spectroscopy in the wellbore Expired - Fee Related GB2405941B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/064,529 US6815950B2 (en) 2002-07-24 2002-07-24 J-spectroscopy in the wellbore
GB0315980A GB2396016B (en) 2002-07-24 2003-07-09 J-spectroscopy in the wellbore

Publications (3)

Publication Number Publication Date
GB0418191D0 true GB0418191D0 (en) 2004-09-15
GB2405941A GB2405941A (en) 2005-03-16
GB2405941B GB2405941B (en) 2006-05-10

Family

ID=34219614

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0418191A Expired - Fee Related GB2405941B (en) 2002-07-24 2003-07-09 J-spectroscopy in the wellbore

Country Status (1)

Country Link
GB (1) GB2405941B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3974858B1 (en) 2020-09-29 2023-12-13 Terra Quantum AG Techniques for determining a nuclear magnetic resonance relaxation time and/or a nuclear magnetic resonance spectrum of a probe

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US617490A (en) * 1899-01-10 Salt-cellar
US6294914B1 (en) * 1993-06-02 2001-09-25 The Board Of Trustees Of The University Of Illinois Method of enhancing an MRI signal
US5677628A (en) * 1995-03-15 1997-10-14 Kabushiki Kaisha Toshiba Magnetic resonance diagnostic apparatus
US6111408A (en) * 1997-12-23 2000-08-29 Numar Corporation Nuclear magnetic resonance sensing apparatus and techniques for downhole measurements
US6577125B2 (en) * 2000-12-18 2003-06-10 Halliburton Energy Services, Inc. Temperature compensated magnetic field apparatus for NMR measurements

Also Published As

Publication number Publication date
GB2405941B (en) 2006-05-10
GB2405941A (en) 2005-03-16

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Legal Events

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

Effective date: 20170709