NO20031854L - En kraftig sammensatt ikke-ledende permanentmagnet for nedihulls bruk - Google Patents

En kraftig sammensatt ikke-ledende permanentmagnet for nedihulls bruk

Info

Publication number
NO20031854L
NO20031854L NO20031854A NO20031854A NO20031854L NO 20031854 L NO20031854 L NO 20031854L NO 20031854 A NO20031854 A NO 20031854A NO 20031854 A NO20031854 A NO 20031854A NO 20031854 L NO20031854 L NO 20031854L
Authority
NO
Norway
Prior art keywords
permanent magnet
compound non
downhole use
conductive permanent
powerful compound
Prior art date
Application number
NO20031854A
Other languages
English (en)
Norwegian (no)
Other versions
NO20031854D0 (no
Inventor
Carl M Edwards
Original Assignee
Baker Hughes Inc
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 Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of NO20031854D0 publication Critical patent/NO20031854D0/no
Publication of NO20031854L publication Critical patent/NO20031854L/no

Links

Classifications

    • 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
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/383—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using permanent magnets
    • 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)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Remote Sensing (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Geophysics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Hard Magnetic Materials (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Coils Or Transformers For Communication (AREA)
NO20031854A 2000-10-25 2003-04-24 En kraftig sammensatt ikke-ledende permanentmagnet for nedihulls bruk NO20031854L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/696,489 US6518754B1 (en) 2000-10-25 2000-10-25 Powerful bonded nonconducting permanent magnet for downhole use
PCT/US2001/045587 WO2002056444A2 (en) 2000-10-25 2001-10-24 Powerful bonded nonconducting permanent magnet for downhole use

Publications (2)

Publication Number Publication Date
NO20031854D0 NO20031854D0 (no) 2003-04-24
NO20031854L true NO20031854L (no) 2003-06-12

Family

ID=24797278

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20031854A NO20031854L (no) 2000-10-25 2003-04-24 En kraftig sammensatt ikke-ledende permanentmagnet for nedihulls bruk

Country Status (5)

Country Link
US (1) US6518754B1 (de)
EP (1) EP1328831A2 (de)
CA (1) CA2427016A1 (de)
NO (1) NO20031854L (de)
WO (1) WO2002056444A2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6577125B2 (en) * 2000-12-18 2003-06-10 Halliburton Energy Services, Inc. Temperature compensated magnetic field apparatus for NMR measurements
US6662434B2 (en) 2001-04-03 2003-12-16 General Electric Company Method and apparatus for magnetizing a permanent magnet
US6518867B2 (en) 2001-04-03 2003-02-11 General Electric Company Permanent magnet assembly and method of making thereof
US6768299B2 (en) * 2001-12-20 2004-07-27 Schlumberger Technology Corporation Downhole magnetic-field based feature detector
EP1642156B1 (de) * 2003-05-02 2020-03-04 Halliburton Energy Services, Inc. Systeme und verfahren zum nmr-logging
US7148689B2 (en) * 2003-09-29 2006-12-12 General Electric Company Permanent magnet assembly with movable permanent body for main magnetic field adjustable
US7423431B2 (en) * 2003-09-29 2008-09-09 General Electric Company Multiple ring polefaceless permanent magnet and method of making
BRPI0414998A (pt) 2003-10-03 2006-11-21 Halliburton Energy Serv Inc métodos para identificar gás em uma formação geológica, para analisar formações geológicas, e de rmn para analisar formações geológicas, e sistema
US7718984B2 (en) * 2005-05-10 2010-05-18 Space Micro Inc. Optimized nuclear radiation shielding within composite structures for combined man made and natural radiation environments
US8269501B2 (en) * 2008-01-08 2012-09-18 William Marsh Rice University Methods for magnetic imaging of geological structures
US8648760B2 (en) * 2010-06-22 2014-02-11 Harris Corporation Continuous dipole antenna
DE102010063845A1 (de) * 2010-12-22 2012-06-28 Robert Bosch Gmbh Winkelsensor, Zahnrad für Winkelsensor und Verfahren zum Herstellen eines solchen Zahnrades
RU2495458C2 (ru) * 2012-01-11 2013-10-10 Общество с Ограниченной Ответственностью "ТНГ-Групп" Устройство ядерно-магнитного каротажа

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4024268A1 (de) * 1990-07-31 1992-02-06 Lehmann & Voss & Co Elektrisch leitfaehiges kunststoffelement und seine verwendung
GB9302837D0 (en) 1993-02-12 1993-03-31 Oxford Instr Uk Ltd Magnet assembly
US5376884A (en) 1993-04-01 1994-12-27 Schlumberger Technology Corporation Nuclear magnetic resonance measuring apparatus
TW338167B (en) 1995-10-18 1998-08-11 Seiko Epson Corp Rare-earth adhesive magnet and rare-earth adhesive magnet components
US5644231A (en) 1996-03-04 1997-07-01 Schlumberger Technology Corporation High pressure magnetic antenna assembly
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

Also Published As

Publication number Publication date
WO2002056444B1 (en) 2003-04-24
US6518754B1 (en) 2003-02-11
EP1328831A2 (de) 2003-07-23
CA2427016A1 (en) 2002-07-18
WO2002056444A3 (en) 2002-10-10
NO20031854D0 (no) 2003-04-24
WO2002056444A2 (en) 2002-07-18

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Legal Events

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FC2A Withdrawal, rejection or dismissal of laid open patent application