AU2001249945A1 - Method and system for the measurement of magnetic fields - Google Patents

Method and system for the measurement of magnetic fields

Info

Publication number
AU2001249945A1
AU2001249945A1 AU2001249945A AU4994501A AU2001249945A1 AU 2001249945 A1 AU2001249945 A1 AU 2001249945A1 AU 2001249945 A AU2001249945 A AU 2001249945A AU 4994501 A AU4994501 A AU 4994501A AU 2001249945 A1 AU2001249945 A1 AU 2001249945A1
Authority
AU
Australia
Prior art keywords
measurement
magnetic fields
fields
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.)
Abandoned
Application number
AU2001249945A
Inventor
Nathan Rich Montgomery
Sarah Elle Montgomery Parry
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU2001249945A1 publication Critical patent/AU2001249945A1/en
Abandoned 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
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • 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
    • G01V3/26—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with magnetic or electric fields produced or modified either by the surrounding earth formation or by the detecting device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
AU2001249945A 2000-04-10 2001-04-09 Method and system for the measurement of magnetic fields Abandoned AU2001249945A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/545,824 US6445187B1 (en) 2000-04-10 2000-04-10 System for the measurement of electrical characteristics of geological formations from within steel cased wells using magnetic circuits
US09545824 2000-04-10
PCT/US2001/011492 WO2001077702A1 (en) 2000-04-10 2001-04-09 Method and system for the measurement of magnetic fields

Publications (1)

Publication Number Publication Date
AU2001249945A1 true AU2001249945A1 (en) 2001-10-23

Family

ID=24177691

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001249945A Abandoned AU2001249945A1 (en) 2000-04-10 2001-04-09 Method and system for the measurement of magnetic fields

Country Status (3)

Country Link
US (1) US6445187B1 (en)
AU (1) AU2001249945A1 (en)
WO (1) WO2001077702A1 (en)

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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
WO2002033394A2 (en) * 2000-10-16 2002-04-25 Em-Tech Llc A technique for measuring the thickness of a ferromagnetic metal using permeability signatures
US6794886B1 (en) * 2001-11-01 2004-09-21 Kla-Tencor Technologies Corporation Tank probe for measuring surface conductance
DE10225518B4 (en) * 2002-06-10 2004-07-08 Rayonex Schwingungstechnik Gmbh Method and device for controlling and determining the position of an instrument or device
US6872937B2 (en) * 2002-12-20 2005-03-29 General Electric Company Well logging apparatus with gadolinium optical interface
US7443168B2 (en) * 2004-04-29 2008-10-28 Baker Hughes Incorporated Compact magnetic sensor for multi-component induction and micro-resistivity measurements
FR2892762A3 (en) * 2005-11-02 2007-05-04 Innov Pro DEVICE FOR MAGNETIC IMAGING OF THE PART OF THE BASEMENT BORDERING THE WALL OF AN OIL WELL
US9116195B2 (en) * 2007-03-23 2015-08-25 Asahi Kasei Emd Corporation Magnetic sensor and sensitivity measuring method thereof
US9354350B2 (en) * 2012-05-23 2016-05-31 Schlumberger Technology Corporation Magnetic field sensing tool with magnetic flux concentrating blocks
US9753176B2 (en) * 2013-02-14 2017-09-05 Schlumberger Technology Corporation Estimating adsorbed gas volume from NMR and dielectric logs
WO2014172002A1 (en) * 2013-04-19 2014-10-23 Schlumberger Canada Limited Total gas in place estimate

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Also Published As

Publication number Publication date
WO2001077702A1 (en) 2001-10-18
US6445187B1 (en) 2002-09-03

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