GB2141236B - Nuclear magnetic logging - Google Patents

Nuclear magnetic logging

Info

Publication number
GB2141236B
GB2141236B GB08413166A GB8413166A GB2141236B GB 2141236 B GB2141236 B GB 2141236B GB 08413166 A GB08413166 A GB 08413166A GB 8413166 A GB8413166 A GB 8413166A GB 2141236 B GB2141236 B GB 2141236B
Authority
GB
United Kingdom
Prior art keywords
nuclear magnetic
magnetic logging
logging
nuclear
magnetic
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
GB08413166A
Other versions
GB2141236A (en
GB8413166D0 (en
Inventor
Hugh Clow
William Spencer Percival
Peter Ernest Walters
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.)
National Research Development Corp UK
Original Assignee
National Research Development Corp UK
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 GB838315866A external-priority patent/GB8315866D0/en
Application filed by National Research Development Corp UK filed Critical National Research Development Corp UK
Priority to GB08413166A priority Critical patent/GB2141236B/en
Publication of GB8413166D0 publication Critical patent/GB8413166D0/en
Publication of GB2141236A publication Critical patent/GB2141236A/en
Application granted granted Critical
Publication of GB2141236B publication Critical patent/GB2141236B/en
Expired 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

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geophysics (AREA)
  • Remote Sensing (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Geophysics And Detection Of Objects (AREA)
GB08413166A 1983-06-09 1984-05-23 Nuclear magnetic logging Expired GB2141236B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08413166A GB2141236B (en) 1983-06-09 1984-05-23 Nuclear magnetic logging

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838315866A GB8315866D0 (en) 1983-06-09 1983-06-09 Nuclear magnetic logging
GB08413166A GB2141236B (en) 1983-06-09 1984-05-23 Nuclear magnetic logging

Publications (3)

Publication Number Publication Date
GB8413166D0 GB8413166D0 (en) 1984-06-27
GB2141236A GB2141236A (en) 1984-12-12
GB2141236B true GB2141236B (en) 1986-12-10

Family

ID=26286341

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08413166A Expired GB2141236B (en) 1983-06-09 1984-05-23 Nuclear magnetic logging

Country Status (1)

Country Link
GB (1) GB2141236B (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8331501D0 (en) * 1983-11-25 1984-01-04 Picker Int Ltd Nuclear magnetic resonance
DE3614154A1 (en) * 1985-05-03 1986-11-06 British Technology Group Ltd., London NMR DEVICE WITH A SWITCHABLE ATTENUATOR
US4710713A (en) * 1986-03-11 1987-12-01 Numar Corporation Nuclear magnetic resonance sensing apparatus and techniques
US4714881A (en) * 1986-07-15 1987-12-22 Mobil Oil Corporation Nuclear magnetic resonance borehole logging tool
US4933638A (en) * 1986-08-27 1990-06-12 Schlumber Technology Corp. Borehole measurement of NMR characteristics of earth formations, and interpretations thereof
US5055788A (en) * 1986-08-27 1991-10-08 Schlumberger Technology Corporation Borehole measurement of NMR characteristics of earth formations
GB9022145D0 (en) * 1990-10-11 1990-11-21 Oxford Instr Ltd Magnetic field generating assembly
US5212447A (en) * 1990-12-03 1993-05-18 Numar Corporation Apparatus and technique for nmr diffusion measurement
US5376884A (en) * 1993-04-01 1994-12-27 Schlumberger Technology Corporation Nuclear magnetic resonance measuring apparatus
GB9523415D0 (en) * 1995-11-15 1996-01-17 Oxford Instr Uk Ltd Magnetic field generating assembly
US5712566A (en) * 1996-02-23 1998-01-27 Western Atlas International, Inc. Nuclear magnetic resonance apparatus and method
US6069479A (en) * 1996-11-04 2000-05-30 Western Atlas International, Inc. Permanent magnet material composition and structure for eddy current suppression in a nuclear magnetic resonance sensing apparatus
US6452388B1 (en) 2000-06-28 2002-09-17 Baker Hughes Incorporated Method and apparatus of using soft non-ferritic magnetic material in a nuclear magnetic resonance probe
US7235970B2 (en) 2000-06-28 2007-06-26 Baker Hughes Incorporated Antenna core material for use in MWD resistivity measurements and NMR measurements
US6844727B2 (en) 2000-06-28 2005-01-18 Baker Hughes Incorporated Method and apparatus of reducing ringing in a nuclear magnetic resonance probe
US6326785B1 (en) 2000-07-18 2001-12-04 Baker Hughes, Inc. Nuclear magnetic resonance tool with magnetostrictive noise compensation

Also Published As

Publication number Publication date
GB2141236A (en) 1984-12-12
GB8413166D0 (en) 1984-06-27

Similar Documents

Publication Publication Date Title
GB8315866D0 (en) Nuclear magnetic logging
EP0151002A3 (en) Magnetic detector
DE3377520D1 (en) Magnetic detector
GB2143041B (en) Nuclear magnetic resonance
GB8425240D0 (en) Nuclear magnetic resonance
GB8318111D0 (en) Magnetic assemblies
GB2141236B (en) Nuclear magnetic logging
GB2137685B (en) Magnetic lock
GB2056082B (en) Nuclear magnetic logging
SG7892G (en) Nuclear densometers
GB8333085D0 (en) Magnetic lock insert
GB8331500D0 (en) Nuclear magnetic resonance
GB8329034D0 (en) Magnetic cores
GB8331501D0 (en) Nuclear magnetic resonance
DE3477319D1 (en) Magnetic coils
GB8507536D0 (en) Core logging
DE3462639D1 (en) Compound-superconducting coil
DE3473196D1 (en) Magnetic recording devices
GB8414004D0 (en) Nuclear magnetic resonance
GB8327853D0 (en) Magnetic self-ranging system
GB8630134D0 (en) Magnetic recording
GB2139523B (en) Magnetic separators
GB8304247D0 (en) Magnetic anomaly detector
GB8428672D0 (en) Magnetic recording
GB8403979D0 (en) Magnetic key

Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20040522