BR112015011039A2 - recuperação de pulso t2 de ressonância magnética nuclear - Google Patents

recuperação de pulso t2 de ressonância magnética nuclear

Info

Publication number
BR112015011039A2
BR112015011039A2 BR112015011039A BR112015011039A BR112015011039A2 BR 112015011039 A2 BR112015011039 A2 BR 112015011039A2 BR 112015011039 A BR112015011039 A BR 112015011039A BR 112015011039 A BR112015011039 A BR 112015011039A BR 112015011039 A2 BR112015011039 A2 BR 112015011039A2
Authority
BR
Brazil
Prior art keywords
magnetic resonance
nuclear magnetic
pulse
recovery
pulse recovery
Prior art date
Application number
BR112015011039A
Other languages
English (en)
Inventor
Jon Conrad Christopher
Yang Jie
Corina Jachmann Rebecca
Original Assignee
Halliburton Energy Services 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 Halliburton Energy Services Inc filed Critical Halliburton Energy Services Inc
Publication of BR112015011039A2 publication Critical patent/BR112015011039A2/pt

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
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/50—NMR imaging systems based on the determination of relaxation times, e.g. T1 measurement by IR sequences; T2 measurement by multiple-echo sequences
    • 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
    • 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]
    • G01R33/448—Relaxometry, i.e. quantification of relaxation times or spin density
    • 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]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/543—Control of the operation of the MR system, e.g. setting of acquisition parameters prior to or during MR data acquisition, dynamic shimming, use of one or more scout images for scan plane prescription
    • 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]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/561—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reduction of the scanning time, i.e. fast acquiring systems, e.g. using echo-planar pulse sequences
    • G01R33/5615—Echo train techniques involving acquiring plural, differently encoded, echo signals after one RF excitation, e.g. using gradient refocusing in echo planar imaging [EPI], RF refocusing in rapid acquisition with relaxation enhancement [RARE] or using both RF and gradient refocusing in gradient and spin echo imaging [GRASE]
    • G01R33/5617—Echo train techniques involving acquiring plural, differently encoded, echo signals after one RF excitation, e.g. using gradient refocusing in echo planar imaging [EPI], RF refocusing in rapid acquisition with relaxation enhancement [RARE] or using both RF and gradient refocusing in gradient and spin echo imaging [GRASE] using RF refocusing, e.g. RARE

Landscapes

  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Signal Processing (AREA)
  • Remote Sensing (AREA)
  • Geophysics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)

Abstract

resumo recuperação de pulso t2 de ressonância magnética nuclear várias modalidades incluem aparelho e métodos para conduzir medições numa estrutura suando uma ferramenta de ressonância magnética nuclear. a ferramenta de ressonância magnética nuclear pode ser operada para fazer medições de ressonância magnética nuclear que geram 5 sequências de trem de eco de tempo de relaxação transversal terminando com um pulso de recuperação. aparelho, sistemas e métodos adicionais são divulgados.
BR112015011039A 2012-12-14 2012-12-14 recuperação de pulso t2 de ressonância magnética nuclear BR112015011039A2 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2012/069678 WO2014092719A1 (en) 2012-12-14 2012-12-14 Nuclear magnetic resonance t2 recovery pulse

Publications (1)

Publication Number Publication Date
BR112015011039A2 true BR112015011039A2 (pt) 2017-07-11

Family

ID=50934785

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015011039A BR112015011039A2 (pt) 2012-12-14 2012-12-14 recuperação de pulso t2 de ressonância magnética nuclear

Country Status (7)

Country Link
US (1) US10422842B2 (pt)
EP (1) EP2904383A1 (pt)
AU (1) AU2012396852A1 (pt)
BR (1) BR112015011039A2 (pt)
CA (1) CA2889776A1 (pt)
MX (1) MX356469B (pt)
WO (1) WO2014092719A1 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112015011039A2 (pt) 2012-12-14 2017-07-11 Halliburton Energy Services Inc recuperação de pulso t2 de ressonância magnética nuclear
US10267946B2 (en) * 2016-06-01 2019-04-23 Baker Hughes, A Ge Company, Llc Magnetic resonance pulse sequences having wait times based on carrier speed

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6531868B2 (en) 1996-12-30 2003-03-11 Halliburton Energy Services, Inc. System and methods for formation evaluation while drilling
US5977768A (en) * 1997-06-23 1999-11-02 Schlumberger Technology Corporation Nuclear magnetic resonance logging with azimuthal resolution
US6111409A (en) * 1998-03-02 2000-08-29 Western Atlas International, Inc. Nuclear magnetic reasonance fluid characterization apparatus and method for using with electric wireline formation testing instruments
US6185444B1 (en) * 1998-03-13 2001-02-06 Skelscan, Inc. Solid-state magnetic resonance imaging
US6459263B2 (en) 2000-02-08 2002-10-01 Baker Hughes Incorporated Nuclear magnetic resonance measurements in well logging using motion triggered pulsing
US20020175682A1 (en) 2001-05-23 2002-11-28 Songhua Chen Rapid nmr multi-frequency t1 and t2 acquisition for earth formations evaluation with mwd or wireline tools
US7126332B2 (en) 2001-07-20 2006-10-24 Baker Hughes Incorporated Downhole high resolution NMR spectroscopy with polarization enhancement
US6690167B2 (en) * 2001-10-12 2004-02-10 Baker Hughes Incorporated Nuclear magnetic resonance pulse sequence with refocusing pulses having reduced tipping angle
US7034529B2 (en) 2004-06-10 2006-04-25 Baker Hughes Incorporated Phase-alternated Carr-Purcell NMR echo sequence
US7196516B2 (en) 2004-08-16 2007-03-27 Baker Hughes Incorporated Correction of NMR artifacts due to constant-velocity axial motion and spin-lattice relaxation
US20070032956A1 (en) 2004-11-22 2007-02-08 Baker Hughes Incorporated Fast T1 measurement by using driven equilibrium
US8797031B2 (en) * 2011-01-27 2014-08-05 Siemens Medical Solutions Usa, Inc. MR imaging system for discriminating between imaged tissue types
US8581587B2 (en) 2011-05-10 2013-11-12 Vista Clara Inc. SNMR pulse sequence phase cycling
US20130234705A1 (en) * 2012-03-08 2013-09-12 Schlumberger Technology Corporation Method and system for applying nmr pulse sequences using different frequencies
BR112015011039A2 (pt) 2012-12-14 2017-07-11 Halliburton Energy Services Inc recuperação de pulso t2 de ressonância magnética nuclear

Also Published As

Publication number Publication date
US10422842B2 (en) 2019-09-24
CA2889776A1 (en) 2014-06-19
AU2012396852A1 (en) 2015-05-14
EP2904383A1 (en) 2015-08-12
MX356469B (es) 2018-05-30
MX2015006348A (es) 2015-10-05
US20150293195A1 (en) 2015-10-15
WO2014092719A1 (en) 2014-06-19

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]