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DE69840456D1 - Messung der formationsdichte mit impuls-neutronen - Google Patents

Messung der formationsdichte mit impuls-neutronen

Info

Publication number
DE69840456D1
DE69840456D1 DE69840456T DE69840456T DE69840456D1 DE 69840456 D1 DE69840456 D1 DE 69840456D1 DE 69840456 T DE69840456 T DE 69840456T DE 69840456 T DE69840456 T DE 69840456T DE 69840456 D1 DE69840456 D1 DE 69840456D1
Authority
DE
Germany
Prior art keywords
neutrons
impulse
measurement
formation density
density
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 - Lifetime
Application number
DE69840456T
Other languages
English (en)
Inventor
Richard C Odom
Richard W Streeter
Robert D Wilson
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.)
Precision Energy Services Inc
Original Assignee
Precision 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 Precision Energy Services Inc filed Critical Precision Energy Services Inc
Application granted granted Critical
Publication of DE69840456D1 publication Critical patent/DE69840456D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/04—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging
    • G01V5/08—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays
    • G01V5/12—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using gamma or X-ray sources
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/04—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging
    • G01V5/08—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays
    • G01V5/10—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using neutron sources
    • G01V5/104—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using neutron sources and detecting secondary Y-rays as well as reflected or back-scattered neutrons

Landscapes

  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Measurement Of Radiation (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Physical Vapour Deposition (AREA)
DE69840456T 1997-06-19 1998-01-29 Messung der formationsdichte mit impuls-neutronen Expired - Lifetime DE69840456D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/878,545 US5900627A (en) 1997-06-19 1997-06-19 Formation density measurement utilizing pulse neutrons
PCT/US1998/001629 WO1998058278A1 (en) 1997-06-19 1998-01-29 Formation density measurement utilizing pulsed neutrons

Publications (1)

Publication Number Publication Date
DE69840456D1 true DE69840456D1 (de) 2009-02-26

Family

ID=25372247

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69840456T Expired - Lifetime DE69840456D1 (de) 1997-06-19 1998-01-29 Messung der formationsdichte mit impuls-neutronen
DE1119781T Pending DE1119781T1 (de) 1997-06-19 1998-01-29 Schichtendichtenmessung mit impulse-neutronen

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE1119781T Pending DE1119781T1 (de) 1997-06-19 1998-01-29 Schichtendichtenmessung mit impulse-neutronen

Country Status (7)

Country Link
US (1) US5900627A (de)
EP (1) EP1119781B1 (de)
AU (1) AU733374C (de)
CA (1) CA2289134C (de)
DE (2) DE69840456D1 (de)
NO (1) NO322950B1 (de)
WO (1) WO1998058278A1 (de)

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US6150655A (en) * 1998-03-06 2000-11-21 Computalog Research, Inc. Inferential measurement of photoelectric absorption cross-section of geologic formations from neutron-induced, gamma-ray spectroscopy
US6376838B1 (en) * 1998-03-06 2002-04-23 Computalog Usa, Inc. Formation evaluation combination system for petrophysical well log analysis
US20030178560A1 (en) * 2002-03-19 2003-09-25 Odom Richard C. Apparatus and method for determining density, porosity and fluid saturation of formations penetrated by a borehole
US7292942B2 (en) * 2003-01-24 2007-11-06 Schlumberger Technology Corporation Measuring formation density through casing
US6754586B1 (en) * 2003-03-28 2004-06-22 Schlumberger Technology Corporation Apparatus and methods for monitoring output from pulsed neutron sources
US7117092B2 (en) * 2003-09-25 2006-10-03 Halliburton Energy Services, Inc. Pulsed-neutron formation density
US8050866B2 (en) * 2003-09-25 2011-11-01 Halliburton Energy Services, Inc. Pulsed-neutron formation density
US7294829B2 (en) * 2005-04-27 2007-11-13 Baker Hughes Incorporated Method and apparatus for an improved formation density indicator using pulsed neutron instruments
CN100455768C (zh) * 2005-06-13 2009-01-28 中国石油大学(北京) 确定扩径层段地层密度的方法
US7613665B2 (en) * 2005-06-24 2009-11-03 Halliburton Energy Services, Inc. Ensembles of neural networks with different input sets
US7587373B2 (en) * 2005-06-24 2009-09-08 Halliburton Energy Services, Inc. Neural network based well log synthesis with reduced usage of radioisotopic sources
US7372018B2 (en) * 2005-07-26 2008-05-13 Baker Hughes Incorporated Determination of gas pressure and saturation simultaneously
US7491929B2 (en) * 2006-05-01 2009-02-17 Halliburton Energy Services, Inc. Method and related system of pulsed neutron logging
US8065244B2 (en) * 2007-03-14 2011-11-22 Halliburton Energy Services, Inc. Neural-network based surrogate model construction methods and applications thereof
US7791017B2 (en) * 2007-07-23 2010-09-07 Schlumberger Technology Corporation Method to simultaneously determine pore hydrocarbon density and water saturation from pulsed neutron measurements
CA2662543C (en) * 2007-08-14 2012-08-28 Halliburton Energy Services, Inc. Determining formation characteristics
DE102007051550A1 (de) * 2007-10-29 2009-04-30 Robert Bosch Gmbh Stößel für ein Magnetventil und ein Verfahren zur Kennzeichnung von Stößeln für Magnetventile
US10061055B2 (en) 2008-06-25 2018-08-28 Schlumberger Technology Corporation Absolute elemental concentrations from nuclear spectroscopy
US7818128B2 (en) * 2008-07-01 2010-10-19 Schlumberger Technology Corporation Forward models for gamma ray measurement analysis of subterranean formations
WO2010039121A1 (en) * 2008-09-30 2010-04-08 Halliburton Energy Services, Inc. Systems and methods for evaluating formations having unknown or mixed salinity
US8440960B2 (en) * 2008-09-30 2013-05-14 Halliburton Energy Services, Inc. Salt concentration logging systems and methods
CA2717079C (en) * 2008-12-15 2017-06-27 Halliburton Energy Services, Inc. Method and system of determining a value indicative of gas saturation of a formation
BRPI1015208A8 (pt) * 2009-04-07 2018-03-27 Baker Hughes Inc método para tirar medições de densidade gama-gama
GB2481159B (en) * 2009-04-07 2013-06-19 Baker Hughes Inc Gamma ray generator
US9897719B2 (en) * 2009-05-22 2018-02-20 Schlumberger Technology Corporation Optimization of neutron-gamma tools for inelastic-gamma ray logging
US10041343B2 (en) 2009-06-02 2018-08-07 Halliburton Energy Services, Inc. Micro-sonic density imaging while drilling systems and methods
US8471197B2 (en) * 2009-06-30 2013-06-25 Baker Hughes Incorporated Pulsed neutron based monitoring of CO2 in enhanced recovery and sequestration projects
US8853618B2 (en) * 2010-01-28 2014-10-07 Baker Hughes Incorporated Time dependent measurement of formation properties using pulsed neutron generators
US8700333B2 (en) * 2010-02-01 2014-04-15 Baker Hughes Incorporated Apparatus and algorithm for measuring formation bulk density
US9658361B2 (en) * 2010-02-01 2017-05-23 Baker Hughes Incorporated Lithology pair ratio: a ratio-based lithology indicator using pair production
US8692185B2 (en) 2010-07-21 2014-04-08 Halliburton Energy Services, Inc. Method and system of determining a parameter associated with a formation corrected for neutrons produced
WO2012027106A2 (en) * 2010-08-26 2012-03-01 Smith International, Inc. Method for measuring subterranean formation density using a neutron generator
US8692182B2 (en) 2010-10-29 2014-04-08 Baker Hughes Incorporated Ruggedized high temperature compatible radiation detector
CA2821301C (en) * 2010-12-17 2017-02-14 Schlumberger Canada Limited Gas detection and quantification method using a pulsed neutron logging tool
US9360585B2 (en) 2011-05-23 2016-06-07 Schlumberger Technology Corporation Borehole independent neutron porosity measurement
US20120326017A1 (en) * 2011-06-22 2012-12-27 Baker Hughes Incorporated Method of calculating formation characteristics
WO2013012504A2 (en) * 2011-07-20 2013-01-24 Halliburton Energy Services, Inc. Method and system of determining a value indicative of gas saturation of a formation
US9035238B2 (en) 2011-12-21 2015-05-19 Schlumberger Technology Corporation Systems and methods for determining property of a geological formation from gravitational potential difference
US9335437B2 (en) * 2014-07-07 2016-05-10 Schlumberger Technology Corporation Casing inspection using pulsed neutron measurements
US9835741B1 (en) * 2014-07-09 2017-12-05 National Technology & Engineering Solutions Of Sandia, Llc Single volume fission energy neutron detector
US9840912B2 (en) * 2014-10-28 2017-12-12 Halliburton Energy Services, Inc. Determining casing fluid capture cross section using gamma count rate ratio
EP3271550B1 (de) 2015-03-17 2020-12-02 Halliburton Energy Services, Inc. Gammaanalyse von zement
US9599743B2 (en) * 2015-04-29 2017-03-21 Baker Hughes Incorporated Density measurements using detectors on a pulsed neutron measurement platform
CN106597560B (zh) * 2016-11-30 2018-09-04 中国石油大学(华东) 一种利用快中子场分布表征的中子伽马密度测井方法
WO2019093917A1 (en) 2017-11-08 2019-05-16 Baker Hughes, A Ge Company, Llc Evaluation of formation composition using neutron induced gamma spectroscopy tools
CN110469324B (zh) * 2019-07-31 2022-11-01 中国石油天然气集团有限公司 一种基于脉冲中子测井的计算地层密度方法
CN111638559B (zh) * 2020-06-22 2022-12-13 中国石油大学(华东) 一种基于脉冲中子测井的快中子散射截面表征方法
CN112377180B (zh) * 2020-11-30 2024-09-27 中国石油天然气集团有限公司 可控中子源测井中地层孔隙度确定方法、装置、设备和存储介质
US11815478B2 (en) 2021-05-19 2023-11-14 Halliburton Energy Services, Inc. Through-tubing, cased-hole sealed material density evaluation using gamma ray measurements
CN115012920B (zh) * 2022-06-08 2024-07-09 中国石油大学(华东) 基于双clyc双粒子探测器的可控中子源多谱测井仪及测井方法

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US3946226A (en) * 1973-01-10 1976-03-23 Texaco Inc. Well logging method and apparatus
FR2279118A1 (fr) * 1974-07-18 1976-02-13 Texaco Development Corp Procede pour la detection des rigoles d'un sondage
US4055763A (en) * 1975-03-31 1977-10-25 Schlumberger Technology Corporation Neutron characteristic and spectroscopy logging methods and apparatus
US4122340A (en) * 1977-04-20 1978-10-24 Texaco Inc. Pulsed neutron porosity logging system
US4122339A (en) * 1977-04-20 1978-10-24 Texaco Inc. Earth formation pulsed neutron porosity logging system utilizing epithermal neutron and inelastic scattering gamma ray detectors
US4239965A (en) * 1979-03-05 1980-12-16 Dresser Industries, Inc. Method and apparatus for neutron induced gamma ray logging for direct porosity identification
US4297575A (en) * 1979-08-13 1981-10-27 Halliburton Company Simultaneous gamma ray measurement of formation bulk density and casing thickness
US4430567A (en) * 1981-01-22 1984-02-07 Dresser Industries, Inc. Method and apparatus for neutron induced gamma ray logging for direct porosity identification
US4605854A (en) * 1984-07-16 1986-08-12 Halliburton Company Measurement of formation porosity using fast neutron spectroscopy
US4656354A (en) * 1985-04-10 1987-04-07 Dresser Industries, Inc. Method for induced gamma ray logging
US4645926A (en) * 1985-04-10 1987-02-24 Dresser Industries, Inc. Method for induced gamma ray logging
US5235185A (en) * 1992-01-09 1993-08-10 Schlumberger Technology Corporation Formation sigma measurement from thermal neutron detection
US5374823A (en) * 1993-10-28 1994-12-20 Computalog U.S.A., Inc. Pulsed neutron decay tool for measuring gamma radiation energy spectra for fast neutron inelastic collisions and thermal neutron capture events
US5608215A (en) * 1994-09-16 1997-03-04 Schlumberger Technology Corporation Method and apparatus for determining density of earth formations
US5525797A (en) * 1994-10-21 1996-06-11 Gas Research Institute Formation density tool for use in cased and open holes

Also Published As

Publication number Publication date
CA2289134C (en) 2005-11-29
NO996315L (no) 2000-02-16
EP1119781B1 (de) 2009-01-07
AU6252898A (en) 1999-01-04
CA2289134A1 (en) 1998-12-23
NO322950B1 (no) 2006-12-18
US5900627A (en) 1999-05-04
WO1998058278A1 (en) 1998-12-23
NO996315D0 (no) 1999-12-17
AU733374C (en) 2001-11-22
AU733374B2 (en) 2001-05-10
DE1119781T1 (de) 2002-02-07
EP1119781A1 (de) 2001-08-01

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