GB9908393D0 - NMR Well logging - Google Patents

NMR Well logging

Info

Publication number
GB9908393D0
GB9908393D0 GBGB9908393.3A GB9908393A GB9908393D0 GB 9908393 D0 GB9908393 D0 GB 9908393D0 GB 9908393 A GB9908393 A GB 9908393A GB 9908393 D0 GB9908393 D0 GB 9908393D0
Authority
GB
United Kingdom
Prior art keywords
well logging
nmr well
nmr
logging
well
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
GBGB9908393.3A
Other versions
GB2338068B (en
GB2338068A (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.)
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
Application filed by Schlumberger Holdings Ltd filed Critical Schlumberger Holdings Ltd
Publication of GB9908393D0 publication Critical patent/GB9908393D0/en
Publication of GB2338068A publication Critical patent/GB2338068A/en
Application granted granted Critical
Publication of GB2338068B publication Critical patent/GB2338068B/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
    • G01R33/4625—Processing of acquired signals, e.g. elimination of phase errors, baseline fitting, chemometric analysis

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geology (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Remote Sensing (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Earth Drilling (AREA)
  • Spectrometry And Color Measurement (AREA)
GB9908393A 1998-05-11 1999-04-13 NMR Well logging Expired - Fee Related GB2338068B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US8503598P 1998-05-11 1998-05-11
US15641798A 1998-09-18 1998-09-18

Publications (3)

Publication Number Publication Date
GB9908393D0 true GB9908393D0 (en) 1999-06-09
GB2338068A GB2338068A (en) 1999-12-08
GB2338068B GB2338068B (en) 2000-08-23

Family

ID=26772230

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9908393A Expired - Fee Related GB2338068B (en) 1998-05-11 1999-04-13 NMR Well logging

Country Status (5)

Country Link
CN (1) CN1235237A (en)
AR (1) AR015017A1 (en)
AU (1) AU2367199A (en)
BR (1) BR9901419A (en)
GB (1) GB2338068B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111965719A (en) * 2020-07-21 2020-11-20 中海油田服务股份有限公司 Relaxation time measuring method and device

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6392409B1 (en) * 2000-01-14 2002-05-21 Baker Hughes Incorporated Determination of T1 relaxation time from multiple wait time NMR logs acquired in the same or different logging passes
US7603237B2 (en) 2006-07-26 2009-10-13 Schlumberger Technology Corporation Method for analyzing data having shared and distinct properties
CN110609332B (en) * 2019-09-25 2020-11-03 中国石油天然气股份有限公司 Stratum data acquisition method, device and system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5486762A (en) * 1992-11-02 1996-01-23 Schlumberger Technology Corp. Apparatus including multi-wait time pulsed NMR logging method for determining accurate T2-distributions and accurate T1/T2 ratios and generating a more accurate output record using the updated T2-distributions and T1/T2 ratios
MY122012A (en) * 1996-03-14 2006-03-31 Shell Int Research Determining a fluid fraction in an earth formation
US6005389A (en) * 1996-03-15 1999-12-21 Numar Corporation Pulse sequences and interpretation techniques for NMR measurements
US6051973A (en) * 1996-12-30 2000-04-18 Numar Corporation Method for formation evaluation while drilling
US6084408A (en) * 1998-02-13 2000-07-04 Western Atlas International, Inc. Methods for acquisition and processing of nuclear magnetic resonance signals for determining fluid properties in petroleum reservoirs having more than one fluid phase

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111965719A (en) * 2020-07-21 2020-11-20 中海油田服务股份有限公司 Relaxation time measuring method and device
CN111965719B (en) * 2020-07-21 2024-03-15 中海油田服务股份有限公司 Relaxation time measurement method and device

Also Published As

Publication number Publication date
AR015017A1 (en) 2001-04-11
GB2338068B (en) 2000-08-23
AU2367199A (en) 1999-11-18
CN1235237A (en) 1999-11-17
GB2338068A (en) 1999-12-08
BR9901419A (en) 2000-01-18

Similar Documents

Publication Publication Date Title
GB2340944B (en) Well logging
GB2346448B (en) Downhole NMR tool
GB9808800D0 (en) Well logging instruments
GB2316485B (en) Well logging
GB2342453B (en) Flowmeter logging
GB2331534B (en) Centralizer
GB9915409D0 (en) Wells
HUP0101753A3 (en) Boring-tool
GB2322943B (en) Well logging
GB2333369B (en) Electric wireline well logging instruments
GB2339899B (en) Well logging
EG22421A (en) Nmr logging assembly
GB2338730B (en) Well logging apparatus
GB9816729D0 (en) Substituted cyclohexylaminopyrimidines
HK1039937A1 (en) Substituted 3-thiocarbamoylpyrazoles
GB9818418D0 (en) Sub
PL347397A1 (en) Substituted 3-aryl-pyrazoles
GB2345758B (en) Journey logging
GB2338068B (en) NMR Well logging
GB2340969B (en) Data logging
HUP0102476A3 (en) Substituted cyclooctadepsipeptides
HK1039335A1 (en) Substituted benzoylcyclohexandiones
GB9819950D0 (en) Electropherisis wells
GB2344124B (en) Well logging tool
GB2337606B (en) Test rig

Legal Events

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

Effective date: 20150413