FR2868466B1 - Outil de fond de type a propagation et a resistivite laterale combine - Google Patents

Outil de fond de type a propagation et a resistivite laterale combine

Info

Publication number
FR2868466B1
FR2868466B1 FR0503070A FR0503070A FR2868466B1 FR 2868466 B1 FR2868466 B1 FR 2868466B1 FR 0503070 A FR0503070 A FR 0503070A FR 0503070 A FR0503070 A FR 0503070A FR 2868466 B1 FR2868466 B1 FR 2868466B1
Authority
FR
France
Prior art keywords
propagation
type background
combined lateral
lateral resistivity
background tool
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.)
Active
Application number
FR0503070A
Other languages
English (en)
Other versions
FR2868466A1 (fr
Inventor
Mark A Fredette
James Stephen Hall
Mark T Frey
Dominique Dion
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.)
Services Petroliers Schlumberger SA
Original Assignee
Services Petroliers Schlumberger 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 Services Petroliers Schlumberger SA filed Critical Services Petroliers Schlumberger SA
Publication of FR2868466A1 publication Critical patent/FR2868466A1/fr
Application granted granted Critical
Publication of FR2868466B1 publication Critical patent/FR2868466B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
    • E21B47/017—Protecting measuring instruments
    • 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
    • G01V3/26—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with magnetic or electric fields produced or modified either by the surrounding earth formation or by the detecting device
    • 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
    • G01V3/30—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with electromagnetic waves

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Geophysics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Details Of Aerials (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
FR0503070A 2004-04-01 2005-03-30 Outil de fond de type a propagation et a resistivite laterale combine Active FR2868466B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/708,926 US7525315B2 (en) 2004-04-01 2004-04-01 Resistivity logging tool and method for building the resistivity logging tool

Publications (2)

Publication Number Publication Date
FR2868466A1 FR2868466A1 (fr) 2005-10-07
FR2868466B1 true FR2868466B1 (fr) 2008-07-11

Family

ID=34552642

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0503070A Active FR2868466B1 (fr) 2004-04-01 2005-03-30 Outil de fond de type a propagation et a resistivite laterale combine

Country Status (8)

Country Link
US (2) US7525315B2 (fr)
CN (2) CN100516929C (fr)
CA (1) CA2502154C (fr)
DE (1) DE102005014708A1 (fr)
FR (1) FR2868466B1 (fr)
GB (1) GB2412744B (fr)
MX (1) MXPA05003265A (fr)
RU (1) RU2398112C2 (fr)

Families Citing this family (115)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7659722B2 (en) 1999-01-28 2010-02-09 Halliburton Energy Services, Inc. Method for azimuthal resistivity measurement and bed boundary detection
US6163155A (en) * 1999-01-28 2000-12-19 Dresser Industries, Inc. Electromagnetic wave resistivity tool having a tilted antenna for determining the horizontal and vertical resistivities and relative dip angle in anisotropic earth formations
US7239145B2 (en) * 2004-03-29 2007-07-03 Schlumberger Technology Center Subsurface electromagnetic measurements using cross-magnetic dipoles
US20060214664A1 (en) * 2005-03-24 2006-09-28 Baker Hughes Incorporated OBM sensor with a loop antenna
US7394257B2 (en) * 2005-03-30 2008-07-01 Schlumberger Technology Corporation Modular downhole tool system
US7183778B2 (en) * 2005-07-19 2007-02-27 Schlumberger Technology Corporation Apparatus and method to measure fluid resistivity
US7673679B2 (en) * 2005-09-19 2010-03-09 Schlumberger Technology Corporation Protective barriers for small devices
US7612567B2 (en) * 2005-12-29 2009-11-03 Baker Hughes Incorporated Two-axial pad formation resistivity imager
US7365545B2 (en) * 2005-12-29 2008-04-29 Baker Hughes Incorporated Two-axial pad formation resistivity imager
GB2437824B (en) 2006-05-01 2009-09-02 Schlumberger Holdings Logging tool
US8174265B2 (en) * 2006-06-19 2012-05-08 Halliburton Energy Services, Inc. Antenna cutout in a downhole tubular
CA2655200C (fr) 2006-07-11 2013-12-03 Halliburton Energy Services, Inc. Ensemble d'outil modulaire de pilotage geologique de puits
WO2008008346A2 (fr) 2006-07-12 2008-01-17 Halliburton Energy Services, Inc. Procédé et appareil pour construire une antenne inclinée
WO2008021868A2 (fr) 2006-08-08 2008-02-21 Halliburton Energy Services, Inc. Diagraphie de résistivité à artéfacts de pendage réduits
US8203344B2 (en) * 2006-09-14 2012-06-19 Baker Hughes Incorporated Method and apparatus for resistivity imaging in boreholes with an antenna and two spaced apart electrodes
US7427862B2 (en) * 2006-09-29 2008-09-23 Baker Hughes Incorporated Increasing the resolution of electromagnetic tools for resistivity evaluations in near borehole zones
CN101460698B (zh) 2006-12-15 2013-01-02 哈里伯顿能源服务公司 具有旋转天线结构的天线耦合元件测量工具
US8395388B2 (en) * 2007-02-19 2013-03-12 Schlumberger Technology Corporation Circumferentially spaced magnetic field generating devices
US8436618B2 (en) * 2007-02-19 2013-05-07 Schlumberger Technology Corporation Magnetic field deflector in an induction resistivity tool
US20090230969A1 (en) * 2007-02-19 2009-09-17 Hall David R Downhole Acoustic Receiver with Canceling Element
US8378908B2 (en) * 2007-03-12 2013-02-19 Precision Energy Services, Inc. Array antenna for measurement-while-drilling
BRPI0711465B1 (pt) 2007-03-16 2018-04-24 Halliburton Energy Services, Inc. “ferramenta de perfilagem, e, método para ferramenta de perfilagem de resistividade azimutalmente sensível”
US7962287B2 (en) * 2007-07-23 2011-06-14 Schlumberger Technology Corporation Method and apparatus for optimizing magnetic signals and detecting casing and resistivity
US7723989B2 (en) * 2007-08-31 2010-05-25 Schlumberger Technology Corporation Transducer assemblies for subsurface use
CN101627176A (zh) 2008-01-18 2010-01-13 哈里伯顿能源服务公司 相对于已有井孔的电磁引导钻井
US8036830B2 (en) * 2008-05-29 2011-10-11 Baker Hughes Incorporated Resistivity imager in non-conductive mud for LWD and wireline applications
US8164339B2 (en) * 2008-06-09 2012-04-24 Baker Hughes Incorporated Apparatus and system for geosteering and formation evaluation utilizing improved antennas
US8378842B2 (en) * 2008-06-19 2013-02-19 Schlumberger Technology Corporation Downhole component with an electrical device in a blind-hole
US8035392B2 (en) * 2008-10-17 2011-10-11 Baker Hughes Incorporated Method and apparatus for while-drilling transient resistivity measurements
US8212567B2 (en) * 2008-10-20 2012-07-03 Baker Hughes Incorporated Externally mounted band antennae requiring minimal metal cutting on drillstring for reduction of mechanical stresses
GB2472155B (en) 2008-12-16 2013-12-18 Halliburton Energy Serv Inc Azimuthal at-bit resistivity and geosteering methods and systems
US8069931B2 (en) * 2009-04-09 2011-12-06 Phoenix Technology Services Lp System, method and apparatus for downhole system having integrated measurement while operating components
US8497673B2 (en) * 2009-09-28 2013-07-30 Schlumberger Technology Corporation Directional resistivity antenna shield
WO2011043851A1 (fr) * 2009-10-05 2011-04-14 Halliburton Energy Services, Inc. Évaluation approfondie d'anomalies résistantes dans des environnements de trou de forage
CA2808802A1 (fr) * 2009-10-08 2011-04-14 Multi-Phase Technologies, Llc Systeme et procede de tomographie a resistivite electriquement et/ou de tomographie a impedance electrique
US9857497B2 (en) * 2010-01-22 2018-01-02 Halliburton Energy Services, Inc. Method and apparatus for making resistivity measurements in a wellbore
MY177675A (en) 2010-01-22 2020-09-23 Halliburton Energy Services Inc Method and apparatus for resistivity measurements
US9588250B2 (en) 2010-04-14 2017-03-07 Baker Hughes Incorporated Three-coil system with short nonconductive inserts for transient MWD resistivity measurements
CN101819282A (zh) * 2010-04-28 2010-09-01 中国石油天然气集团公司 一种用于测地层电阻率的电极
US9322796B2 (en) 2010-06-01 2016-04-26 Halliburton Energy Services, Inc. Fluid resistivity sensor
US20110316542A1 (en) * 2010-06-29 2011-12-29 Frey Mark T Slotted shield for logging-while-drilling tool
EP2591200B1 (fr) * 2010-07-05 2019-04-10 Services Petroliers Schlumberger (SPS) Coupleurs inductifs destinés à être utilisés dans un environnement de fond de trou
MX2013002220A (es) * 2010-08-26 2013-06-03 Smith International Aparato y metodo para obtener imagenologia de la micro-resistividad en fluidos de perforacion no conductivos.
US9158025B2 (en) 2010-09-16 2015-10-13 Baker Hughes Incorporated Pad device for resistivity imaging in the wells with oil based drilling fluid
US8695727B2 (en) 2011-02-25 2014-04-15 Merlin Technology, Inc. Drill string adapter and method for inground signal coupling
RU2013138440A (ru) * 2011-02-25 2015-02-27 Мерлин Технолоджи, Инк. Адаптер бурильной колонны и способ подземной передачи сигналов
EP2594735B1 (fr) 2011-10-28 2014-07-02 Services Pétroliers Schlumberger Procédés et systèmes pour déterminer la distance annulaire entre un outil d'extraction et une formation géologique
WO2013070200A1 (fr) * 2011-11-09 2013-05-16 Halliburton Energy Services, Inc. Trépan conçu pour réaliser des mesures électromagnétiques dans une formation souterraine
WO2013074091A1 (fr) 2011-11-15 2013-05-23 Halliburton Energy Services, Inc. Anticipation des applications du trépan
WO2013074411A2 (fr) 2011-11-15 2013-05-23 Halliburton Energy Services, Inc. Appareil, procédés et systèmes de mesure de résistivité améliorée
EP2795061A4 (fr) * 2011-12-21 2015-12-16 Services Petroliers Schlumberger Structure d'isolation pour antennes d'instrument d'enregistrement de puits
EP2634365B1 (fr) * 2012-02-10 2017-06-28 Services Pétroliers Schlumberger Appareil et procédés pour tester des systèmes de trou de forage à couplage inductif
US9181798B2 (en) 2012-03-29 2015-11-10 Schlumberger Technology Corporation Removable modular antenna assembly for downhole applications
US10241227B2 (en) 2012-04-27 2019-03-26 Baker Hughes, A Ge Company, Llc Method and apparatus to detect formation boundaries ahead of the bit using multiple toroidal coils
CN102678103B (zh) * 2012-05-09 2015-02-18 中国电子科技集团公司第二十二研究所 随钻电磁波电阻率类仪器钻铤凹槽尺寸的制定方法
US20130320985A1 (en) * 2012-06-05 2013-12-05 Ce Liu Apparatus and method for directional resistivity measurement while drilling using an antenna with a joint-coil structure
US9322678B1 (en) * 2012-06-08 2016-04-26 Electrochem Solutions, Inc. Antenna covering for wireless sensor
EP2836860A4 (fr) 2012-06-25 2015-11-11 Halliburton Energy Services Inc Systèmes de diagraphie à antennes inclinées et procédés donnant des signaux de mesure robustes
US20140000910A1 (en) * 2012-06-29 2014-01-02 Tudor Palaghita Apparatus with rigid support and related methods
US9000940B2 (en) * 2012-08-23 2015-04-07 Merlin Technology, Inc. Drill string inground isolator in an MWD system and associated method
US9863237B2 (en) 2012-11-26 2018-01-09 Baker Hughes, A Ge Company, Llc Electromagnetic telemetry apparatus and methods for use in wellbore applications
US9507045B2 (en) * 2012-12-18 2016-11-29 Schlumberger Technology Corporation Basalt fiber composite for antenna in well-logging
US9810806B2 (en) * 2012-12-21 2017-11-07 Baker Hughes Incorporated Electronic frame for use with coupled conduit segments
US20140253131A1 (en) * 2013-03-05 2014-09-11 Ce Liu Apparatus and Method for Directional Resistivity Measurement While Drilling Using Slot Antenna
US9422802B2 (en) 2013-03-14 2016-08-23 Merlin Technology, Inc. Advanced drill string inground isolator housing in an MWD system and associated method
US9213125B2 (en) * 2013-03-22 2015-12-15 Oliden Technology, Llc Well logging apparatus and system
US9389332B2 (en) * 2013-04-01 2016-07-12 Oliden Technology, Llc Method and tool for directional electromagnetic well logging
CA2913703C (fr) 2013-05-31 2020-09-29 Evolution Engineering Inc. Systeme electronique pour poche de fond de trou
US9964660B2 (en) 2013-07-15 2018-05-08 Baker Hughes, A Ge Company, Llc Electromagnetic telemetry apparatus and methods for use in wellbores
WO2015058359A1 (fr) * 2013-10-22 2015-04-30 信远达石油服务有限公司 Système auxiliaire de forage
WO2015168805A1 (fr) 2014-05-08 2015-11-12 Evolution Engineering Inc. Gabarit d'accouplement ou de désaccouplement de sections de train de tiges muni de raccords détachables et procédés associés
CA2946170C (fr) 2014-05-08 2022-09-20 Evolution Engineering Inc. Ensemble espace pour telemetrie de donnees electromagnetiques
US10301887B2 (en) 2014-05-08 2019-05-28 Evolution Engineering Inc. Drill string sections with interchangeable couplings
US10352151B2 (en) 2014-05-09 2019-07-16 Evolution Engineering Inc. Downhole electronics carrier
US9976404B2 (en) * 2014-05-20 2018-05-22 Baker Hughes, A Ge Company, Llc Downhole tool including a multi-chip module housing
US9920617B2 (en) 2014-05-20 2018-03-20 Baker Hughes, A Ge Company, Llc Removeable electronic component access member for a downhole system
CA2954349C (fr) * 2014-08-08 2020-03-31 Halliburton Energy Services, Inc. Montage de magnetometre pour l'isolation et la reduction du brouillage
CA2954657C (fr) 2014-08-11 2019-09-24 Halliburton Energy Services, Inc. Procedes, systemes et appareil de jalonnement de puits
EP3012670A1 (fr) * 2014-10-22 2016-04-27 Services Petroliers Schlumberger Bobine torique de bande métallique plate
CN104405378B (zh) * 2014-12-12 2017-01-25 中国石油天然气集团公司 一种电磁波电阻率随钻测井仪
DE112014007034T5 (de) * 2014-12-18 2017-07-20 Halliburton Energy Services, Inc. Hocheffiziente Untertagefunkkommunikation
CA2966383C (fr) 2014-12-29 2019-06-11 Halliburton Energy Services, Inc. Emetteurs-recepteurs a bande interdite electromagnetiquement couples
RU2579177C1 (ru) * 2015-01-14 2016-04-10 Открытое акционерное общество "Нефтяная компания "Роснефть" Устройство для генерации электромагнитного поля тороидальной катушкой в геологической среде
RU2578774C1 (ru) * 2015-01-14 2016-03-27 Открытое акционерное общество "Нефтяная компания "Роснефть" Устройство для регистрации характеристик электромагнитного поля с использованием тороидальных катушек
AU2015377196B2 (en) * 2015-01-16 2018-03-29 Halliburton Energy Services, Inc. Collar-mountable bobbin antenna having coil and ferrite slots
AU2015377195B2 (en) * 2015-01-16 2019-02-14 Halliburton Energy Services, Inc. Dedicated wireways for collar-mounted bobbin antennas
CN106285649B (zh) * 2015-05-13 2019-10-11 中国石油化工股份有限公司 地面信号发送装置、井下信号接收装置及数据传输系统
AU2015400156A1 (en) 2015-06-26 2017-11-02 Halliburton Energy Services, Inc. Antennas for wellbore logging tools and methods of manufacture
WO2016209273A1 (fr) * 2015-06-26 2016-12-29 Halliburton Energy Services, Inc. Antennes pour outils de diagraphie de puits de forage et procédés de fabrication
CN107743666B (zh) 2015-07-27 2019-10-29 哈利伯顿能源服务公司 倾斜天线线轴和制造方法
US10519767B2 (en) 2015-07-29 2019-12-31 Baker Hughes, A Ge Company, Llc Adaptive shell module with embedded functionality
CN108026768A (zh) 2015-10-12 2018-05-11 哈里伯顿能源服务公司 结合对称软磁带的并置线圈天线
EP3335275B1 (fr) 2015-10-20 2020-11-04 Halliburton Energy Services, Inc. Bandes magnétiques douces pour antennes à bobine inclinées
CA2999246A1 (fr) * 2015-10-28 2017-05-04 Halliburton Energy Services, Inc. Emetteur-recepteur avec bague annulaire de materiau a haute permeabilite magnetique pour communications par bond court ameliorees
EP3325766B1 (fr) * 2015-10-28 2021-03-31 Halliburton Energy Services, Inc. Capteurs inductifs à cavité pour outils de résistivité électrique
WO2017105500A1 (fr) 2015-12-18 2017-06-22 Halliburton Energy Services, Inc. Systèmes et méthodes d'étalonnage de la mesure de composants individuels
US10908313B2 (en) * 2016-07-06 2021-02-02 Halliburton Energy Services, Inc. Antenna designs for wellbore logging tools
WO2018022123A1 (fr) * 2016-07-27 2018-02-01 Schlumberger Technology Corporation Mesure de résistivité permettant l'évaluation d'un fluide
WO2018080540A1 (fr) * 2016-10-31 2018-05-03 Han Weishan Application d'antennes de champ électrique à des outils de diagraphie de résistivité
US20210184355A1 (en) * 2017-06-27 2021-06-17 Halliburton Energy Services, Inc. Toroidally-wound toroidal winding antenna for high-frequency applications
CN107313771B (zh) * 2017-07-07 2023-09-26 贝兹维仪器(苏州)有限公司 一种带有电阻率测量功能的近钻头测量仪器
CN107191183A (zh) * 2017-07-10 2017-09-22 斯伦贝谢油田技术（山东）有限公司 一种钻井电阻率天线
US11143018B2 (en) * 2017-10-16 2021-10-12 Halliburton Energy Services, Inc. Environmental compensation system for downhole oilwell tools
CN109802718B (zh) * 2017-11-14 2021-03-23 中国石油化工股份有限公司 电磁随钻测量中继器和电磁随钻测量系统
CN108150159A (zh) * 2017-12-21 2018-06-12 中国电子科技集团公司第二十二研究所 测井仪
CN108590629B (zh) * 2018-03-23 2020-09-18 中国石油大学(北京) 井下三维扫描核磁共振成像测井仪探头、天线、及仪器
WO2020236208A1 (fr) * 2019-05-20 2020-11-26 Halliburton Energy Services, Inc. Segment d'outil de fond de trou monobloc
US11047229B2 (en) * 2018-06-18 2021-06-29 Halliburton Energy Services, Inc. Wellbore tool including a petro-physical identification device and method for use thereof
US11913325B2 (en) * 2019-05-20 2024-02-27 Halliburton Energy Services, Inc. Unitized downhole tool segment
CN110410064B (zh) * 2019-06-19 2023-04-25 中国石油天然气集团有限公司 一种基于旋转导向的成像测井短节结构及旋转导向钻井装置
US10760414B1 (en) * 2019-07-12 2020-09-01 Isodrill, Inc. Data transmission system
CN112302619A (zh) * 2019-08-02 2021-02-02 中国石油化工股份有限公司 一种随钻成像电阻率仪器
CN116615673A (zh) * 2020-11-13 2023-08-18 斯伦贝谢技术有限公司 用于对地下地层进行定向电阻率测量的方法
CN113431555B (zh) * 2021-06-22 2022-07-15 中海油田服务股份有限公司 一种随钻电成像仪器
CN115726773A (zh) * 2021-08-30 2023-03-03 中国石油化工股份有限公司 一种测量随钻前探地层电阻率的装置及方法

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2354887A (en) * 1942-10-29 1944-08-01 Stanolind Oil & Gas Co Well signaling system
US2987668A (en) 1956-05-29 1961-06-06 Schlumberger Well Surv Corp Systems for well logging
US3408561A (en) 1963-07-29 1968-10-29 Arps Corp Formation resistivity measurement while drilling, utilizing physical conditions representative of the signals from a toroidal coil located adjacent the drilling bit
US3993944A (en) 1975-12-22 1976-11-23 Texaco Inc. Movable oil measurement combining dual radio frequency induction and dual induction laterolog measurements
US4496174A (en) 1981-01-30 1985-01-29 Tele-Drill, Inc. Insulated drill collar gap sub assembly for a toroidal coupled telemetry system
US4348672A (en) 1981-03-04 1982-09-07 Tele-Drill, Inc. Insulated drill collar gap sub assembly for a toroidal coupled telemetry system
US4387372A (en) 1981-03-19 1983-06-07 Tele-Drill, Inc. Point gap assembly for a toroidal coupled telemetry system
US4525715A (en) 1981-11-25 1985-06-25 Tele-Drill, Inc. Toroidal coupled telemetry apparatus
US4536714A (en) 1982-04-16 1985-08-20 Schlumberger Technology Corporation Shields for antennas of borehole logging devices
US4659992A (en) 1982-06-23 1987-04-21 Schlumberger Technology Corp. Method and apparatus for electromagnetic logging with reduction of spurious modes
US4553097A (en) * 1982-09-30 1985-11-12 Schlumberger Technology Corporation Well logging apparatus and method using transverse magnetic mode
US4739325A (en) * 1982-09-30 1988-04-19 Macleod Laboratories, Inc. Apparatus and method for down-hole EM telemetry while drilling
US4785247A (en) 1983-06-27 1988-11-15 Nl Industries, Inc. Drill stem logging with electromagnetic waves and electrostatically-shielded and inductively-coupled transmitter and receiver elements
US4873488A (en) 1985-04-03 1989-10-10 Schlumberger Technology Corporation Induction logging sonde with metallic support having a coaxial insulating sleeve member
US4825166A (en) * 1987-01-27 1989-04-25 Sundstrand Data Control, Inc. Bobbin for a magnetic sensor
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
US4968940A (en) 1987-10-30 1990-11-06 Schlumberger Technology Corporation Well logging apparatus and method using two spaced apart transmitters with two receivers located between the transmitters
US5442294A (en) 1990-09-10 1995-08-15 Baker Hughes Incorporated Conductivity method and apparatus for measuring strata resistivity adjacent a borehole
EP0539118B1 (fr) 1991-10-22 1997-12-17 Halliburton Energy Services, Inc. Procédé de mesure pendant la perforation
US5339037A (en) 1992-10-09 1994-08-16 Schlumberger Technology Corporation Apparatus and method for determining the resistivity of earth formations
US5235285A (en) * 1991-10-31 1993-08-10 Schlumberger Technology Corporation Well logging apparatus having toroidal induction antenna for measuring, while drilling, resistivity of earth formations
NO306522B1 (no) 1992-01-21 1999-11-15 Anadrill Int Sa Fremgangsmaate for akustisk overföring av maalesignaler ved maaling under boring
US5463320A (en) 1992-10-09 1995-10-31 Schlumberger Technology Corporation Apparatus and method for determining the resitivity of underground formations surrounding a borehole
JPH0773308A (ja) * 1993-09-03 1995-03-17 Matsushita Electric Ind Co Ltd デジタル画像処理装置
US5530358A (en) 1994-01-25 1996-06-25 Baker Hughes, Incorporated Method and apparatus for measurement-while-drilling utilizing improved antennas
US5563512A (en) 1994-06-14 1996-10-08 Halliburton Company Well logging apparatus having a removable sleeve for sealing and protecting multiple antenna arrays
US5594343A (en) 1994-12-02 1997-01-14 Schlumberger Technology Corporation Well logging apparatus and method with borehole compensation including multiple transmitting antennas asymmetrically disposed about a pair of receiving antennas
US6100696A (en) 1998-01-09 2000-08-08 Sinclair; Paul L. Method and apparatus for directional measurement of subsurface electrical properties
US6084052A (en) 1998-02-19 2000-07-04 Schlumberger Technology Corporation Use of polyaryletherketone-type thermoplastics in downhole tools
US6300762B1 (en) 1998-02-19 2001-10-09 Schlumberger Technology Corporation Use of polyaryletherketone-type thermoplastics in a production well
US6098727A (en) 1998-03-05 2000-08-08 Halliburton Energy Services, Inc. Electrically insulating gap subassembly for downhole electromagnetic transmission
US6566881B2 (en) 1999-12-01 2003-05-20 Schlumberger Technology Corporation Shielding method and apparatus using transverse slots
US6670880B1 (en) * 2000-07-19 2003-12-30 Novatek Engineering, Inc. Downhole data transmission system
US6958610B2 (en) 2001-06-03 2005-10-25 Halliburton Energy Services, Inc. Method and apparatus measuring electrical anisotropy in formations surrounding a wellbore
US6577129B1 (en) * 2002-01-19 2003-06-10 Precision Drilling Technology Services Group Inc. Well logging system for determining directional resistivity using multiple transmitter-receiver groups focused with magnetic reluctance material

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US8400160B2 (en) 2013-03-19
CA2502154C (fr) 2008-10-07
CN1677129A (zh) 2005-10-05
FR2868466A1 (fr) 2005-10-07
CN100516929C (zh) 2009-07-22
GB2412744B (en) 2006-07-05
RU2005109317A (ru) 2006-10-10
DE102005014708A1 (de) 2005-10-13
CA2502154A1 (fr) 2005-10-01
GB0505656D0 (en) 2005-04-27
MXPA05003265A (es) 2005-10-18
CN101592031B (zh) 2013-07-31
US20090179648A1 (en) 2009-07-16
US7525315B2 (en) 2009-04-28
CN101592031A (zh) 2009-12-02
US20050218898A1 (en) 2005-10-06
RU2398112C2 (ru) 2010-08-27
GB2412744A (en) 2005-10-05

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