ID25982A - Metoda dan aparatus untuk membangkitkan suatu rangkaian pulsa - Google Patents

Metoda dan aparatus untuk membangkitkan suatu rangkaian pulsa

Info

Publication number
ID25982A
ID25982A IDP990974D ID990974D ID25982A ID 25982 A ID25982 A ID 25982A ID P990974 D IDP990974 D ID P990974D ID 990974 D ID990974 D ID 990974D ID 25982 A ID25982 A ID 25982A
Authority
ID
Indonesia
Prior art keywords
aparatus
raising
methods
pulse circuit
pulse
Prior art date
Application number
IDP990974D
Other languages
English (en)
Indonesian (id)
Inventor
Peter Speier
Ralf Heidler
Original Assignee
Schlumberger Holdings
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 Schlumberger Holdings filed Critical Schlumberger Holdings
Publication of ID25982A publication Critical patent/ID25982A/id

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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geology (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Remote Sensing (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
IDP990974D 1998-11-05 1999-10-22 Metoda dan aparatus untuk membangkitkan suatu rangkaian pulsa ID25982A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/186,721 US6291995B1 (en) 1998-03-03 1998-11-05 Apparatus and method for generating a pulse sequence

Publications (1)

Publication Number Publication Date
ID25982A true ID25982A (id) 2000-11-16

Family

ID=22686042

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP990974D ID25982A (id) 1998-11-05 1999-10-22 Metoda dan aparatus untuk membangkitkan suatu rangkaian pulsa

Country Status (11)

Country Link
US (1) US6291995B1 (no)
CN (1) CN1253295A (no)
AR (1) AR021072A1 (no)
AU (1) AU737702B2 (no)
CA (1) CA2285791C (no)
DE (1) DE19952786A1 (no)
EG (1) EG22372A (no)
GB (1) GB2343753B (no)
ID (1) ID25982A (no)
NL (1) NL1013480C2 (no)
NO (1) NO995394L (no)

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US6727696B2 (en) 1998-03-06 2004-04-27 Baker Hughes Incorporated Downhole NMR processing
US6492809B1 (en) * 1998-12-04 2002-12-10 Schlumberger Technology Corporation Preconditioning spins near a nuclear magnetic resonance region
US6566874B1 (en) * 1998-07-30 2003-05-20 Schlumberger Technology Corporation Detecting tool motion effects on nuclear magnetic resonance measurements
US7054831B2 (en) 1999-07-07 2006-05-30 Eric Koenig System and method for combining interactive game with interactive advertising
US7301338B2 (en) * 2001-08-13 2007-11-27 Baker Hughes Incorporated Automatic adjustment of NMR pulse sequence to optimize SNR based on real time analysis
US6528995B1 (en) * 2001-09-10 2003-03-04 Schlumberger Technology Corporation Methods and apparatus for measuring flow velocity in a wellbore using NMR and applications using same
US6972564B2 (en) * 2001-11-06 2005-12-06 Baker Hughes Incorporated Objective oriented methods for NMR log acquisitions for estimating earth formation and fluid properties
US6774628B2 (en) * 2002-01-18 2004-08-10 Schlumberger Technology Corporation Nuclear magnetic resonance imaging using phase encoding with non-linear gradient fields
US6714009B2 (en) * 2002-05-16 2004-03-30 Schlumberger Technology Corporation Method for the inversion of CPMG measurements enhanced by often repeated short wait time measurements
US6765380B2 (en) * 2002-05-23 2004-07-20 Schlumberger Technology Corporation Determining wettability of an oil reservoir using borehole NMR measurements
US6937013B2 (en) * 2002-06-19 2005-08-30 Schlumberger Technology Corporation NMR tool for making formation evaluation measurements using gradient echoes
US6956370B2 (en) * 2002-10-04 2005-10-18 Schlumberger Technology Corporation Method for reducing ringing in NMR measurements by combining NMR signals having a spin echo and spurious signal component
RU2318224C2 (ru) * 2002-11-19 2008-02-27 Бейкер Хьюз Инкорпорейтед Азимутальная ямр-визуализация свойств горной породы из ствола скважины
US6808028B2 (en) * 2002-12-03 2004-10-26 Schlumberger Technology Corporation Method and apparatus utilizing NMR measurements to gather information on a property of the earth formation surrounding a wellbore
EP1642156B1 (en) * 2003-05-02 2020-03-04 Halliburton Energy Services, Inc. Systems and methods for nmr logging
US6958604B2 (en) * 2003-06-23 2005-10-25 Schlumberger Technology Corporation Apparatus and methods for J-edit nuclear magnetic resonance measurement
GB2440280B (en) * 2004-05-05 2008-12-10 Baker Hughes Inc Reduction of motion artifacts in NMR
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
GB2460210B (en) 2007-05-08 2011-11-09 Halliburton Energy Serv Inc Fluid conductivity measurement tool and methods
US8115481B2 (en) * 2007-07-23 2012-02-14 Baker Hughes Incorporated Method of discerning water from hydrocarbon fluids using downhole NMR instruments in petroleum reservoirs with formation brine
US9069098B2 (en) * 2011-09-09 2015-06-30 Schlumberger Technology Corporation Three or more multiple figure-eight coils for NMR well-logging measurements with azimuthal directional sensitivity
US9213124B2 (en) * 2013-03-22 2015-12-15 Oliden Technology, Llc Restorable antennae apparatus and system for well logging
WO2016076859A1 (en) 2014-11-12 2016-05-19 Halliburton Energy Services, Inc. Borehole signal reduction for a side-looking nmr logging tool using an antenna
WO2016076860A1 (en) * 2014-11-12 2016-05-19 Halliburton Energy Services, Inc. Borehole signal reduction for a side-looking nmr logging tool using a refocusing pulse flipping angle
US10495588B2 (en) 2014-11-12 2019-12-03 Halliburton Energy Services, Inc. Borehole signal reduction for a side-looking NMR logging tool using a magnet assembly
CN105116001A (zh) * 2015-09-23 2015-12-02 中国石油大学(北京) 基于二维核磁共振确定油泥中油水含量的方法及装置
US10126457B2 (en) 2016-03-04 2018-11-13 Baker Hughes, A Ge Company, Llc Motion detection and correction of magnetic resonance data
CA3057064C (en) * 2017-06-28 2022-07-19 Halliburton Energy Services, Inc. Constructing nuclear magnetic resonance (nmr) devices based on cost and structural constraints
US11947069B2 (en) 2018-05-15 2024-04-02 Schlumberger Technology Corporation Adaptive downhole acquisition system
CN112930427B (zh) 2018-09-28 2024-03-19 斯伦贝谢技术有限公司 弹性自适应井下采集系统
DE102019108764A1 (de) * 2019-04-03 2020-10-08 Leibniz-Institut für Photonische Technologien e. V. Mineraliendetektionsanordnung und Verfahren zur Detektion und Charakterisierung von Mineralien in einem Bohrloch
CN114518603B (zh) * 2022-01-11 2024-09-27 中国石油大学(北京) 核磁共振脉冲序列自适应生成方法及装置

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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
US4389613A (en) * 1981-04-15 1983-06-21 Chevron Research Company Computer-controlled, portable pulsed NMR instrument and method of use
US4412179A (en) * 1981-04-15 1983-10-25 Chevron Research Company Computer-controlled, portable pulsed NMR instrument and method of use wherein the times of RF interrogation are distributed over at least a cycle at the nuclear magnetization precessional frequency
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
US5055787A (en) 1986-08-27 1991-10-08 Schlumberger Technology Corporation Borehole measurement of NMR characteristics of earth formations
US4717878A (en) 1986-09-26 1988-01-05 Numar Corporation Nuclear magnetic resonance sensing apparatus and techniques
US4949045A (en) 1987-10-30 1990-08-14 Schlumberger Technology Corporation Well logging apparatus having a cylindrical housing with antennas formed in recesses and covered with a waterproof rubber layer
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
DE69123260T2 (de) 1990-12-05 1997-06-12 Numar Corp., Malvern, Pa. Anordnung zum nmr-messen eines bohrlochs während dessen bohrens
EP0581666B1 (en) 1992-07-30 1997-10-01 Schlumberger Limited Pulsed nuclear magnetism tool for formation evaluation while drilling
US5705927A (en) 1992-07-30 1998-01-06 Schlumberger Technology Corporation Pulsed nuclear magnetism tool for formation evaluation while drilling including a shortened or truncated CPMG sequence
US5432446A (en) * 1992-11-02 1995-07-11 Schlumberger Technology Corporation Borehole measurement of NMR characteristics of earth formation
US5291137A (en) 1992-11-02 1994-03-01 Schlumberger Technology Corporation Processing method and apparatus for processing spin echo in-phase and quadrature amplitudes from a pulsed nuclear magnetism tool and producing new output data to be recorded on an output record
US5363041A (en) 1992-12-31 1994-11-08 Schlumberger Technology Corporation Determining bound and unbound fluid volumes using nuclear magnetic resonance pulse sequences
US5596274A (en) 1992-12-31 1997-01-21 Schlumberger Technology Corporation Determining bound and unbound fluid volumes using nuclear magnetic resonance pulse sequences
US5432447A (en) 1993-08-11 1995-07-11 Board Of Trustees Of The Leland Stanford Junior University Phase unwrapping of MR phase images using poisson equation
US5451873A (en) 1993-10-05 1995-09-19 Schlumberger Technology Corporation Method and apparatus for determining the in situ larmor frequency of a wellbore NMR tool to compensate for accumulation of magnetic material on the magnet housing of the tool
US5497087A (en) * 1994-10-20 1996-03-05 Shell Oil Company NMR logging of natural gas reservoirs
AU711508B2 (en) 1995-03-23 1999-10-14 Schlumberger Technology B.V. Nuclear magnetic resonance borehole logging apparatus and method
US5828214A (en) 1996-02-23 1998-10-27 Western Atlas International, Inc. Method and apparatus for resistivity determination by nuclear magnetic resonance measurement
US5757186A (en) 1996-02-23 1998-05-26 Western Atlas International, Inc. Nuclear magnetic resonance well logging apparatus and method adapted for measurement-while-drilling
US5710511A (en) 1996-03-14 1998-01-20 Western Atlas International, Inc. Method and apparatus for eddy current suppression
MY122012A (en) * 1996-03-14 2006-03-31 Shell Int Research Determining a fluid fraction in an earth formation
US5767674A (en) 1996-04-17 1998-06-16 Griffin; Douglas D. Apparatus for protecting a magnetic resonance antenna
US6051973A (en) 1996-12-30 2000-04-18 Numar Corporation Method for formation evaluation while drilling

Also Published As

Publication number Publication date
CN1253295A (zh) 2000-05-17
CA2285791C (en) 2003-04-01
NL1013480C2 (nl) 2003-03-06
CA2285791A1 (en) 2000-05-05
DE19952786A1 (de) 2000-05-11
GB9923664D0 (en) 1999-12-08
EG22372A (en) 2002-12-31
GB2343753B (en) 2001-01-17
NO995394D0 (no) 1999-11-04
US6291995B1 (en) 2001-09-18
AU737702B2 (en) 2001-08-30
GB2343753A (en) 2000-05-17
NL1013480A1 (nl) 2000-05-09
AU5359099A (en) 2000-05-25
AR021072A1 (es) 2002-06-12
NO995394L (no) 2000-05-08

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