GB1418050A - Nuclear magnetism well logging method and apparatus - Google Patents

Nuclear magnetism well logging method and apparatus

Info

Publication number
GB1418050A
GB1418050A GB2913273A GB2913273A GB1418050A GB 1418050 A GB1418050 A GB 1418050A GB 2913273 A GB2913273 A GB 2913273A GB 2913273 A GB2913273 A GB 2913273A GB 1418050 A GB1418050 A GB 1418050A
Authority
GB
United Kingdom
Prior art keywords
current
polarizing
sonde
comparator
logic
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
Application number
GB2913273A
Other languages
English (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.)
Chevron USA Inc
Original Assignee
Chevron Research and Technology Co
Chevron Research Co
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 Chevron Research and Technology Co, Chevron Research Co filed Critical Chevron Research and Technology Co
Publication of GB1418050A publication Critical patent/GB1418050A/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
GB2913273A 1972-07-03 1973-06-19 Nuclear magnetism well logging method and apparatus Expired GB1418050A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26828772A 1972-07-03 1972-07-03

Publications (1)

Publication Number Publication Date
GB1418050A true GB1418050A (en) 1975-12-17

Family

ID=23022284

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2913273A Expired GB1418050A (en) 1972-07-03 1973-06-19 Nuclear magnetism well logging method and apparatus

Country Status (4)

Country Link
US (1) US3775671A (US08088918-20120103-C00476.png)
CA (1) CA996632A (US08088918-20120103-C00476.png)
FR (1) FR2191134B1 (US08088918-20120103-C00476.png)
GB (1) GB1418050A (US08088918-20120103-C00476.png)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49103693A (US08088918-20120103-C00476.png) * 1973-02-02 1974-10-01
US4350955A (en) * 1980-10-10 1982-09-21 The United States Of America As Represented By The United States Department Of Energy Magnetic resonance apparatus
US4939460A (en) * 1987-12-14 1990-07-03 Patla Louis J Indigenous electromagnetic radiation based method for detecting geologic deposits
US6177794B1 (en) 1997-05-13 2001-01-23 The Regents Of The University Of California Use of earth field spin echo NMR to search for liquid minerals
US6894493B2 (en) * 2003-01-16 2005-05-17 Schlumberger Technology Corporation Method and apparatus for NMR measurement of magnetic materials
US8324895B2 (en) * 2009-01-23 2012-12-04 Baker Hughes Incorporated MWD/LWD NMR imaging with long echo trains
US8373412B2 (en) * 2009-01-23 2013-02-12 Baker Hughes Incorporated NMR-LWD imaging tool
US9709691B2 (en) * 2012-10-12 2017-07-18 Cgg Data Services Ag Electromagnetic system utilizing multiple pulse transmitter waveforms
RU2762821C1 (ru) * 2020-12-04 2021-12-23 Федеральное государственное бюджетное учреждение науки Институт геофизики им. Ю.П. Булашевича Уральского отделения Российской академии наук Устройство для измерения магнитной восприимчивости и электропроводности горных пород в скважинах

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2999203A (en) * 1955-10-31 1961-09-05 California Research Corp Nuclear magnetism logging method and apparatus
US3213356A (en) * 1962-10-22 1965-10-19 California Research Corp Methods for investigating the properties of fluid (materials) within porous media
US3402343A (en) * 1965-08-02 1968-09-17 Chevron Res High speed, high resolution, nuclear magnetism well logging apparatus having a plurality of receiving coils and an extended polarizing coil, and method for using same
US3723856A (en) * 1971-04-09 1973-03-27 Chevron Res Crossed-coil nuclear magnetism well logging apparatus and method utilizing a polarizing field and an additional polarizing field to shift the direction of polarization

Also Published As

Publication number Publication date
CA996632A (en) 1976-09-07
FR2191134A1 (US08088918-20120103-C00476.png) 1974-02-01
US3775671A (en) 1973-11-27
FR2191134B1 (US08088918-20120103-C00476.png) 1977-02-18
AU5766473A (en) 1975-01-09

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19930618