DE69737959D1 - Verfahren und Vorrichtung zur Feststellung der Dichte von Erdformationen - Google Patents

Verfahren und Vorrichtung zur Feststellung der Dichte von Erdformationen

Info

Publication number
DE69737959D1
DE69737959D1 DE69737959T DE69737959T DE69737959D1 DE 69737959 D1 DE69737959 D1 DE 69737959D1 DE 69737959 T DE69737959 T DE 69737959T DE 69737959 T DE69737959 T DE 69737959T DE 69737959 D1 DE69737959 D1 DE 69737959D1
Authority
DE
Germany
Prior art keywords
density
determining
earth formations
formations
earth
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
DE69737959T
Other languages
English (en)
Other versions
DE69737959T2 (de
Inventor
Michael L Evans
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.)
Anadrill International SA
Original Assignee
Anadrill International SA
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 Anadrill International SA filed Critical Anadrill International SA
Application granted granted Critical
Publication of DE69737959D1 publication Critical patent/DE69737959D1/de
Publication of DE69737959T2 publication Critical patent/DE69737959T2/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
    • G01V5/10—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
    • 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
    • G01V5/101—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 the secondary Y-rays produced in the surrounding layers of the bore hole
    • 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
    • G01V5/107—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 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)
DE69737959T 1996-02-12 1997-02-07 Verfahren und Vorrichtung zur Feststellung der Dichte von Erdformationen Expired - Lifetime DE69737959T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US599712 1984-04-12
US08/599,712 US5608215A (en) 1994-09-16 1996-02-12 Method and apparatus for determining density of earth formations

Publications (2)

Publication Number Publication Date
DE69737959D1 true DE69737959D1 (de) 2007-09-13
DE69737959T2 DE69737959T2 (de) 2008-04-24

Family

ID=24400768

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69737959T Expired - Lifetime DE69737959T2 (de) 1996-02-12 1997-02-07 Verfahren und Vorrichtung zur Feststellung der Dichte von Erdformationen

Country Status (11)

Country Link
US (1) US5608215A (de)
EP (1) EP0790508B1 (de)
CN (1) CN1158541C (de)
AU (1) AU722029B2 (de)
BR (1) BR9700909B1 (de)
CA (1) CA2196636C (de)
CO (1) CO5040208A1 (de)
DE (1) DE69737959T2 (de)
ID (1) ID16452A (de)
MY (1) MY119506A (de)
NO (1) NO313438B1 (de)

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US7407006B2 (en) * 1999-01-04 2008-08-05 Weatherford/Lamb, Inc. System for logging formations surrounding a wellbore
US7513305B2 (en) * 1999-01-04 2009-04-07 Weatherford/Lamb, Inc. Apparatus and methods for operating a tool in a wellbore
US6439046B1 (en) * 2000-08-15 2002-08-27 Baker Hughes Incorporated Apparatus and method for synchronized formation measurement
US6781115B2 (en) 2001-03-30 2004-08-24 Schlumberger Technology Corporation Subsurface radiation phenomena detection with combined and azimuthally sensitive detectors
FR2824638B1 (fr) * 2001-05-11 2003-07-04 Schlumberger Services Petrol Porte-outil pour moyens de mesure
GB2399111B (en) * 2003-03-07 2005-10-05 Schlumberger Holdings Methods for detecting while drilling underbalanced the presence and depth of water produced from the formation and for measuring parameters related thereto
US8050866B2 (en) 2003-09-25 2011-11-01 Halliburton Energy Services, Inc. Pulsed-neutron formation density
US7642507B2 (en) * 2005-02-28 2010-01-05 Schlumberger Technology Corporation Apparatus and methods for interlaced density and neutron measurements
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
US7587373B2 (en) * 2005-06-24 2009-09-08 Halliburton Energy Services, Inc. Neural network based well log synthesis with reduced usage of radioisotopic sources
US7613665B2 (en) * 2005-06-24 2009-11-03 Halliburton Energy Services, Inc. Ensembles of neural networks with different input sets
US7511266B1 (en) 2006-12-06 2009-03-31 Bothner Ronald E Irradiated formation tool (IFT) apparatus and method
US8065244B2 (en) * 2007-03-14 2011-11-22 Halliburton Energy Services, Inc. Neural-network based surrogate model construction methods and applications thereof
RU2481600C2 (ru) 2007-08-08 2013-05-10 Шлюмбергер Текнолоджи Б.В. Генератор излучения и конфигурация источника питания для скважинных каротажных приборов
EP2176687A2 (de) 2007-08-10 2010-04-21 Schlumberger Technology B.V. Stossfeste neutronenabschirmungen
US7633058B2 (en) * 2007-12-04 2009-12-15 Schlumberger Technology Corporation Hermetically sealed packaging and neutron shielding for scintillation-type radiation detectors
US20090182693A1 (en) * 2008-01-14 2009-07-16 Halliburton Energy Services, Inc. Determining stimulation design parameters using artificial neural networks optimized with a genetic algorithm
US9310513B2 (en) 2008-03-31 2016-04-12 Southern Innovation International Pty Ltd. Method and apparatus for borehole logging
US10061055B2 (en) 2008-06-25 2018-08-28 Schlumberger Technology Corporation Absolute elemental concentrations from nuclear spectroscopy
US9514388B2 (en) * 2008-08-12 2016-12-06 Halliburton Energy Services, Inc. Systems and methods employing cooperative optimization-based dimensionality reduction
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WO2010118120A2 (en) * 2009-04-07 2010-10-14 Baker Hughes Incorporated Method for taking gamma-gamma density measurements
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US8431885B2 (en) 2010-05-19 2013-04-30 Schlumberger Technology Corporation Gamma-ray detectors for downhole applications
US9897719B2 (en) * 2009-05-22 2018-02-20 Schlumberger Technology Corporation Optimization of neutron-gamma tools for inelastic-gamma ray logging
WO2010144702A2 (en) * 2009-06-12 2010-12-16 Baker Hughes Incorporated Nuclear detectors built directly into shielding or modulating material
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US8338777B2 (en) * 2009-09-09 2012-12-25 Bake Hughes Incorporated Apparatus and method for well logging utilizing associate particle imaging
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
US8791407B2 (en) * 2010-02-24 2014-07-29 Halliburton Energy Services, Inc. Gamma-gamma density measurement system for high-pressure, high-temperature measurements
US9304214B2 (en) 2010-06-30 2016-04-05 Schlumberger Technology Corporation Neutron detection using a shielded gamma detector
US8907270B2 (en) 2010-06-30 2014-12-09 Schlumberger Technology Corporation Method and apparatus for gain regulation in a gamma detector
WO2012027106A2 (en) * 2010-08-26 2012-03-01 Smith International, Inc. Method for measuring subterranean formation density using a neutron generator
US8664587B2 (en) 2010-11-19 2014-03-04 Schlumberger Technology Corporation Non-rotating logging-while-drilling neutron imaging tool
US8686348B2 (en) 2011-02-08 2014-04-01 Schlumberger Technology Corporation High voltage insulating sleeve for nuclear well logging
US20130105679A1 (en) * 2011-10-28 2013-05-02 Ge Energy Oilfield Technology, Inc. Dual gamma ray and neutron detector in a multi-sensor apparatus and related methods
US10197701B2 (en) * 2012-04-03 2019-02-05 J.M. Wood Investments Ltd. Logging tool for determination of formation density and methods of use
US10379253B2 (en) 2013-05-15 2019-08-13 Schlumberger Technology Corporation Borehole fluid effect correction for pulsed neutron porosity measurements
CN105849536B (zh) 2013-11-08 2021-07-30 普拉德研究及开发股份有限公司 利用谱去卷积进行谱分析
EP3066426B1 (de) 2013-11-08 2022-04-13 Services Pétroliers Schlumberger Flussmodellerkennung zur flussmodellanpassung
EP2887104A1 (de) * 2013-12-23 2015-06-24 Services Pétroliers Schlumberger Neutronenabsorbierendes Gammastrahlungsfenster in Bohrlochwerkzeugen
CN103760182A (zh) * 2014-01-02 2014-04-30 中国石油天然气股份有限公司 一种评价烃源岩有机质丰度的方法及装置
US9310515B2 (en) 2014-03-21 2016-04-12 Schlumberger Technology Corporation Method for using neutron interaction cross section to interpret neutron measurements
US9778393B2 (en) * 2014-05-05 2017-10-03 Vale S.A. Method and system for density correction for geophysical well logging inside drilling rods
CN104329075B (zh) * 2014-09-05 2017-01-18 西安奥华电子仪器股份有限公司 元素测井中元素俘获标准谱的获取方法
US9389334B2 (en) 2014-11-13 2016-07-12 Schlumberger Technology Corporation Radiation generator having an actively evacuated acceleration column
US9995842B2 (en) 2015-05-29 2018-06-12 Schlumberger Technology Corporation Borehole fluid and/or casing effect correction for pulsed neutron measurements
US10466383B2 (en) 2015-05-29 2019-11-05 Schlumberger Technology Corporation Method for using neutron interaction cross section to interpret neutron measurements
US9835758B2 (en) * 2015-10-22 2017-12-05 Schlumberger Technology Corporation Method for filtering for interpretation of neutron induced gamma ray measurements
WO2017105269A1 (en) * 2015-12-15 2017-06-22 Baker Hughes Incorporated Determination of concentration of chemical elements in an earth formation from non-coaxial dual detector radiation measurements
US10001582B2 (en) 2016-02-04 2018-06-19 Schlumberger Technology Corporation Method for using pulsed neutron induced gamma ray measurements to determine formation properties
US10139518B2 (en) 2016-06-09 2018-11-27 Schlumberger Technology Corporation Neutron gamma density correction using elemental spectroscopy
US10908101B2 (en) 2018-11-16 2021-02-02 Core Laboratories Lp System and method for analyzing subsurface core samples
CN110042821B (zh) * 2019-03-19 2020-07-24 内蒙古大学公路工程试验检测中心 一种路基压实度智能检测装置及方法
US11378715B2 (en) * 2020-05-28 2022-07-05 Halliburton Energy Services, Inc. Density measurement of a selected layer by gamma spectral deconvolution
CN111859675B (zh) * 2020-07-23 2022-09-13 东华理工大学 一种基于铀裂变瞬发中子测井数据泥浆密度修正方法
US11940591B2 (en) * 2020-08-07 2024-03-26 Nabors Drilling Technologies Usa, Inc. Gamma ray logging tool with detector window
CN112411510A (zh) * 2020-10-19 2021-02-26 深圳亚纳海洋科技有限公司 一种基于可控放射源的静力触探装置及其测试方法
CN113123779B (zh) * 2021-04-06 2023-08-18 长江大学 一种基于铁非弹性散射伽马的随钻气层识别装置及方法
US11815478B2 (en) 2021-05-19 2023-11-14 Halliburton Energy Services, Inc. Through-tubing, cased-hole sealed material density evaluation using gamma ray measurements
WO2023122186A1 (en) * 2021-12-21 2023-06-29 Schlumberger Technology Corporation Method and apparatus to measure hydrogen sulfide concentration in a gas mixture with gamma ray absorption

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Also Published As

Publication number Publication date
CN1162740A (zh) 1997-10-22
EP0790508A3 (de) 2002-01-23
CA2196636C (en) 2000-03-14
EP0790508A2 (de) 1997-08-20
BR9700909A (pt) 1999-01-12
MY119506A (en) 2005-06-30
NO313438B1 (no) 2002-09-30
BR9700909B1 (pt) 2012-01-10
ID16452A (id) 1997-10-02
US5608215A (en) 1997-03-04
DE69737959T2 (de) 2008-04-24
NO970628L (no) 1997-08-13
CO5040208A1 (es) 2001-05-29
CN1158541C (zh) 2004-07-21
CA2196636A1 (en) 1997-08-13
MX9701047A (es) 1998-05-31
NO970628D0 (no) 1997-02-11
AU722029B2 (en) 2000-07-20
AU1249197A (en) 1997-08-21
EP0790508B1 (de) 2007-08-01

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