NO944378L - Fremgangsmåte, apparat og installasjon for undersökelse og overvåkning av et hydrokarbonreservoar som gjennomtrenges av en brönn - Google Patents

Fremgangsmåte, apparat og installasjon for undersökelse og overvåkning av et hydrokarbonreservoar som gjennomtrenges av en brönn

Info

Publication number
NO944378L
NO944378L NO944378A NO944378A NO944378L NO 944378 L NO944378 L NO 944378L NO 944378 A NO944378 A NO 944378A NO 944378 A NO944378 A NO 944378A NO 944378 L NO944378 L NO 944378L
Authority
NO
Norway
Prior art keywords
examination
monitoring
installation
well
hydrocarbon reservoir
Prior art date
Application number
NO944378A
Other languages
English (en)
Other versions
NO944378D0 (no
NO308266B1 (no
Inventor
Kamal Babour
Ashok Kumar Belani
Bronislaw Seeman
Original Assignee
Schlumberger Technology Bv
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 Technology Bv filed Critical Schlumberger Technology Bv
Publication of NO944378D0 publication Critical patent/NO944378D0/no
Publication of NO944378L publication Critical patent/NO944378L/no
Publication of NO308266B1 publication Critical patent/NO308266B1/no

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
    • G01V3/02—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with propagation of electric current
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/003—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings with electrically conducting or insulating means
    • 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
    • E21B47/10—Locating fluid leaks, intrusions or movements
    • E21B47/113—Locating fluid leaks, intrusions or movements using electrical indications; using light radiations
    • 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
    • G01V3/20—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with propagation of electric current

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geophysics (AREA)
  • Remote Sensing (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
NO944378A 1993-11-17 1994-11-16 FremgangsmÕte og installasjon for overvÕkning av et hydrokarbonreservoar med elektroder permanent montert i brønnens foring NO308266B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9313720A FR2712627B1 (fr) 1993-11-17 1993-11-17 Procédé et dispositif pour surveiller et/ou étudier un réservoir d'hydrocarbures traversé par un puits.

Publications (3)

Publication Number Publication Date
NO944378D0 NO944378D0 (no) 1994-11-16
NO944378L true NO944378L (no) 1995-05-18
NO308266B1 NO308266B1 (no) 2000-08-21

Family

ID=9452938

Family Applications (1)

Application Number Title Priority Date Filing Date
NO944378A NO308266B1 (no) 1993-11-17 1994-11-16 FremgangsmÕte og installasjon for overvÕkning av et hydrokarbonreservoar med elektroder permanent montert i brønnens foring

Country Status (14)

Country Link
US (1) US5642051A (no)
EP (1) EP0656547B1 (no)
AU (1) AU689502B2 (no)
BR (1) BR9404474A (no)
CA (1) CA2135961C (no)
DE (1) DE69421673T2 (no)
DK (1) DK0656547T3 (no)
DZ (1) DZ1824A1 (no)
FR (1) FR2712627B1 (no)
GB (1) GB2284062B (no)
MY (1) MY111663A (no)
NO (1) NO308266B1 (no)
OA (1) OA10112A (no)
ZA (1) ZA949096B (no)

Families Citing this family (83)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6987386B1 (en) 1986-11-04 2006-01-17 Western Atlas International, Inc. Determining resistivity of a geological formation using circuitry located within a borehole casing
US5570024A (en) 1986-11-04 1996-10-29 Paramagnetic Logging, Inc. Determining resistivity of a formation adjacent to a borehole having casing using multiple electrodes and with resistances being defined between the electrodes
US5633590A (en) * 1986-11-04 1997-05-27 Paramagnetic Logging, Inc. Formation resistivity measurements from within a cased well used to quantitatively determine the amount of oil and gas present
GB9619551D0 (en) * 1996-09-19 1996-10-30 Bp Exploration Operating Monitoring device and method
EG21490A (en) * 1997-04-09 2001-11-28 Shell Inernationale Res Mij B Downhole monitoring method and device
US6300762B1 (en) 1998-02-19 2001-10-09 Schlumberger Technology Corporation Use of polyaryletherketone-type thermoplastics in a production well
CA2264409A1 (en) * 1998-03-16 1999-09-16 Halliburton Energy Services, Inc. Method for permanent emplacement of sensors inside casing
NO315725B1 (no) 1998-06-18 2003-10-13 Norges Geotekniske Inst Anordning for måling og overvåking av resistivitet utenfor et brönnrör i etpetroleumsreservoar
US6230800B1 (en) * 1999-07-23 2001-05-15 Schlumberger Technology Corporation Methods and apparatus for long term monitoring of a hydrocarbon reservoir
US6182013B1 (en) 1999-07-23 2001-01-30 Schlumberger Technology Corporation Methods and apparatus for dynamically estimating the location of an oil-water interface in a petroleum reservoir
US6441618B2 (en) * 2000-02-04 2002-08-27 Schlumberger Technology Corporation Method and apparatus for monitoring the advance of seawater into fresh water aquifers near coastal cities
US6980940B1 (en) * 2000-02-22 2005-12-27 Schlumberger Technology Corp. Intergrated reservoir optimization
WO2001066670A2 (en) * 2000-03-05 2001-09-13 Montgomery Jerry R Monitoring water movement during secondary recovery of hydrocarbons
US7059428B2 (en) * 2000-03-27 2006-06-13 Schlumberger Technology Corporation Monitoring a reservoir in casing drilling operations using a modified tubular
US6727705B2 (en) 2000-03-27 2004-04-27 Schlumberger Technology Corporation Subsurface monitoring and borehole placement using a modified tubular equipped with tilted or transverse magnetic dipoles
US6614229B1 (en) 2000-03-27 2003-09-02 Schlumberger Technology Corporation System and method for monitoring a reservoir and placing a borehole using a modified tubular
FR2807167B1 (fr) * 2000-03-28 2002-12-13 Schlumberger Services Petrol Procede pour determiner la resistivite d'une formation traversee par un puits tube
US6534986B2 (en) * 2000-05-01 2003-03-18 Schlumberger Technology Corporation Permanently emplaced electromagnetic system and method for measuring formation resistivity adjacent to and between wells
FR2813958B1 (fr) * 2000-09-11 2002-12-13 Schlumberger Services Petrol Dispositif destine a mesurer un parametre electrique au travers d'un cuvelage electriquement conducteur
RU2196894C2 (ru) * 2000-09-11 2003-01-20 Закрытое акционерное общество "Горизонт - Сервис - Геонавигация" Способ эксплуатации скважины
US6788065B1 (en) 2000-10-12 2004-09-07 Schlumberger Technology Corporation Slotted tubulars for subsurface monitoring in directed orientations
US6415864B1 (en) 2000-11-30 2002-07-09 Schlumberger Technology Corporation System and method for separately producing water and oil from a reservoir
WO2002053871A1 (en) * 2001-01-04 2002-07-11 Schlumberger Technology B.V. Centralizer including measurement means
RU2182224C1 (ru) * 2001-05-08 2002-05-10 Наиль Заляевич Заляев Способ электрического исследования скважины
RU2205271C2 (ru) * 2001-05-08 2003-05-27 Наиль Заляевич Заляев Способ электрического исследования скважины
FR2826402B1 (fr) 2001-06-26 2004-02-20 Schlumberger Services Petrol Support pour moyen de mesure dans un puits de production d'hydrocarbures
FR2830272B1 (fr) * 2001-10-01 2004-04-02 Schlumberger Services Petrol Dispositif de surveillance ou d'etude d'un reservoir traverse par un puits
FR2831917B1 (fr) * 2001-11-08 2004-01-02 Schlumberger Services Petrol Procede de determination de la variation de la permeabilite relative a au moins un fluide d'un reservoir contenant des fluides en fonction de la saturation en l'un d'entre eux
US7000697B2 (en) 2001-11-19 2006-02-21 Schlumberger Technology Corporation Downhole measurement apparatus and technique
FR2838829B1 (fr) * 2002-04-17 2004-06-04 Schlumberger Services Petrol Procede de determination de la resistivite d'une formation traversee par un puits tube
US6886632B2 (en) 2002-07-17 2005-05-03 Schlumberger Technology Corporation Estimating formation properties in inter-well regions by monitoring saturation and salinity front arrivals
US6788263B2 (en) * 2002-09-30 2004-09-07 Schlumberger Technology Corporation Replaceable antennas for subsurface monitoring apparatus
US7040402B2 (en) * 2003-02-26 2006-05-09 Schlumberger Technology Corp. Instrumented packer
RU2324813C2 (ru) * 2003-07-25 2008-05-20 Институт проблем механики Российской Академии наук Способ и устройство для определения формы трещин в горных породах
US7080699B2 (en) * 2004-01-29 2006-07-25 Schlumberger Technology Corporation Wellbore communication system
US7140434B2 (en) * 2004-07-08 2006-11-28 Schlumberger Technology Corporation Sensor system
US20060214814A1 (en) * 2005-03-24 2006-09-28 Schlumberger Technology Corporation Wellbore communication system
US8629782B2 (en) 2006-05-10 2014-01-14 Schlumberger Technology Corporation System and method for using dual telemetry
US7495446B2 (en) * 2005-08-23 2009-02-24 Schlumberger Technology Corporation Formation evaluation system and method
US7605715B2 (en) 2006-07-10 2009-10-20 Schlumberger Technology Corporation Electromagnetic wellbore telemetry system for tubular strings
CA2663043C (en) * 2006-09-08 2016-11-01 Chevron U.S.A. Inc. A telemetry apparatus and method for monitoring a borehole
DE102006049554A1 (de) * 2006-10-20 2008-04-30 GeoForschungsZentrum Potsdam Stiftung des öffentlichen Rechts Tomographieanordnung zur elektrischen Widerstandstomographie in einem Bohrloch
US7782060B2 (en) * 2006-12-28 2010-08-24 Schlumberger Technology Corporation Integrated electrode resistivity and EM telemetry tool
US8133954B2 (en) * 2008-10-22 2012-03-13 Chevron Oronite Company Llc Production of vinylidene-terminated and sulfide-terminated telechelic polyolefins via quenching with disulfides
EP2253971A1 (en) * 2009-05-19 2010-11-24 Nederlandse Organisatie voor toegepast -natuurwetenschappelijk onderzoek TNO Method of monitoring a hydrocarbon reservoir
US8781747B2 (en) * 2009-06-09 2014-07-15 Schlumberger Technology Corporation Method of determining parameters of a layered reservoir
US8731837B2 (en) * 2009-06-11 2014-05-20 Schlumberger Technology Corporation System and method for associating time stamped measurement data with a corresponding wellbore depth
US8380438B2 (en) * 2009-06-16 2013-02-19 Schlumberger Technology Corporation Wideband mud pump noise cancelation method for wellbore telemetry
US8024868B2 (en) * 2009-06-17 2011-09-27 Schlumberger Technology Corporation Wall contact caliper instruments for use in a drill string
US8484858B2 (en) 2009-06-17 2013-07-16 Schlumberger Technology Corporation Wall contact caliper instruments for use in a drill string
US8400326B2 (en) * 2009-07-22 2013-03-19 Schlumberger Technology Corporation Instrumentation of appraisal well for telemetry
US8251140B2 (en) 2009-09-15 2012-08-28 Schlumberger Technology Corporation Fluid monitoring and flow characterization
EP2309259A1 (en) 2009-10-12 2011-04-13 Services Pétroliers Schlumberger Methods and apparatus for monitoring cement sheath degradation related to CO2 exposure
RU2404360C1 (ru) * 2009-11-10 2010-11-20 Андрей Иванович Ипатов Способ эксплуатации скважины
GB2486637A (en) 2010-12-14 2012-06-27 Expro North Sea Ltd Downhole water level detecting apparatus and method
AU2012273451B2 (en) 2011-06-21 2015-10-08 Groundmetrics, Inc. System and method to measure or generate an electrical field downhole
US20130204534A1 (en) * 2012-01-27 2013-08-08 Schlumberger Technology Corporation Method Of Estimating A Subterranean Formation Property
EP2677116B1 (en) 2012-06-01 2016-10-05 Services Pétroliers Schlumberger Method and apparatus to detect an oil/water contact
WO2014055071A1 (en) * 2012-10-03 2014-04-10 Bp Corporation North America Inc. Systems for and methods of monitoring underground co2 storage
US9575209B2 (en) 2012-12-22 2017-02-21 Halliburton Energy Services, Inc. Remote sensing methods and systems using nonlinear light conversion and sense signal transformation
US9091785B2 (en) 2013-01-08 2015-07-28 Halliburton Energy Services, Inc. Fiberoptic systems and methods for formation monitoring
US10241229B2 (en) 2013-02-01 2019-03-26 Halliburton Energy Services, Inc. Distributed feedback fiber laser strain sensor systems and methods for subsurface EM field monitoring
US20140318232A1 (en) * 2013-04-29 2014-10-30 Schlumberger Technology Corporation Relative permeability from borehole resistivity measurements
US9593571B2 (en) 2013-05-30 2017-03-14 Schlumberger Technology Coproration Determining correct drill pipe length and formation depth using measurements from repeater subs of a wired drill pipe system
US10088597B2 (en) 2013-08-27 2018-10-02 Schlumberger Technology Corporation Determining phase behavior of a reservoir fluid
US9557439B2 (en) 2014-02-28 2017-01-31 Halliburton Energy Services, Inc. Optical electric field sensors having passivated electrodes
WO2015147800A1 (en) 2014-03-25 2015-10-01 Halliburton Energy Services, Inc. Permanent em monitoring systems using capacitively coupled source electrodes
US10260335B2 (en) 2014-10-30 2019-04-16 Halliburton Energy Services, Inc. Opto-electrical networks for controlling downhole electronic devices
US10302796B2 (en) 2014-11-26 2019-05-28 Halliburton Energy Services, Inc. Onshore electromagnetic reservoir monitoring
AU2015392091B2 (en) * 2015-04-23 2019-01-31 Halliburton Energy Services, Inc. Magnetic ranging using multiple downhole electrodes
US9651706B2 (en) 2015-05-14 2017-05-16 Halliburton Energy Services, Inc. Fiberoptic tuned-induction sensors for downhole use
GB2553982A (en) * 2015-06-05 2018-03-21 Halliburton Energy Services Inc Sensor system for downhole galvanic measurements
WO2016209229A1 (en) 2015-06-24 2016-12-29 Halliburton Energy Services, Inc. Monitoring substances in a well annulus
US10711602B2 (en) 2015-07-22 2020-07-14 Halliburton Energy Services, Inc. Electromagnetic monitoring with formation-matched resonant induction sensors
US9938822B2 (en) * 2015-11-18 2018-04-10 Halliburton Energy Services, Inc. Monitoring water floods using potentials between casing-mounted electrodes
US20180252100A1 (en) * 2015-12-11 2018-09-06 Halliburton Energy Services, Inc. Subsurface electric field monitoring methods and systems employing a current focusing cement arrangement
WO2018132180A1 (en) * 2017-01-13 2018-07-19 Board Of Regents, University Of Texas System Modular electrode tool for improved hydraulic fracture diagnostics
WO2019083955A1 (en) 2017-10-23 2019-05-02 Philip Teague METHODS AND MEANS FOR MEASURING THE WATER-OIL INTERFACE WITHIN A RESERVOIR USING AN X-RAY SOURCE
US10385683B1 (en) 2018-02-02 2019-08-20 Nabors Drilling Technologies Usa, Inc. Deepset receiver for drilling application
US10760412B2 (en) 2018-04-10 2020-09-01 Nabors Drilling Technologies Usa, Inc. Drilling communication system with Wi-Fi wet connect
RU2736446C2 (ru) * 2018-12-28 2020-11-17 федеральное государственное автономное образовательное учреждение высшего образования "Казанский (Приволжский) федеральный университет" (ФГАОУ ВО КФУ) Способ электрического мониторинга характеристик пласт-коллектора при разработке залежей нефти с использованием закачки пара
RU2693862C1 (ru) * 2018-12-29 2019-07-05 федеральное государственное автономное образовательное учреждение высшего образования "Казанский (Приволжский) федеральный университет" (ФГАОУ ВО КФУ) Сейсмоэлектрический скважинный погружной прибор
US20250316420A1 (en) * 2024-04-04 2025-10-09 Halliburton Energy Services, Inc. System and method for forming capacitors in wellbores

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2393009A (en) * 1942-11-03 1946-01-15 Lane Wells Co Electrical well logging method and apparatus
US3057409A (en) * 1958-12-31 1962-10-09 Texaco Inc Well casing
US3690164A (en) * 1968-06-24 1972-09-12 Inst Francais Du Petrole Process for prospecting of the ground layers surrounding a borehole
US3758846A (en) * 1971-05-06 1973-09-11 J Ryss Method of geophysical prospecting of ore deposits
SE365619B (no) * 1972-07-26 1974-03-25 Boliden Ab
FR2463939A1 (fr) * 1979-08-17 1981-02-27 Inst Francais Du Petrole Perfectionnement a la methode et aux dispositifs de mesure de la resistivite electrique de formations geologiques
US4475591A (en) * 1982-08-06 1984-10-09 Exxon Production Research Co. Method for monitoring subterranean fluid communication and migration
US4730671A (en) * 1983-06-30 1988-03-15 Atlantic Richfield Company Viscous oil recovery using high electrical conductive layers
US4796186A (en) * 1985-06-03 1989-01-03 Oil Logging Research, Inc. Conductivity determination in a formation having a cased well
EP0255513A1 (en) * 1986-02-07 1988-02-10 Comdisco Resources, Inc. Method and apparatus for data transmission in a well using a flexible line with stiffener
DK165307C (da) * 1987-06-04 1993-03-22 Kurt Ingvard Soerensen Sonde til maaling af den elektriske formationsmodstand i jordlag
US4875015A (en) * 1987-07-20 1989-10-17 University Of Utah Research Institute Multi-array borehole resistivity and induced polarization method with mathematical inversion of redundant data
FR2631708B1 (fr) * 1988-05-20 1990-09-28 Inst Francais Du Petrole Dispositif permettant d'effectuer des mesures ou des interventions dans un puits, methode utilisant le dispositif et applications du dispositif
US4942361A (en) * 1988-06-07 1990-07-17 Oryx Energy Company Method and apparatus for determining earth resistivities in the presence of extraneous earth currents
US5214384A (en) * 1991-07-24 1993-05-25 Mobil Oil Corporation Method including electrical self potential measurements for detecting multiphase flow in a cased hole
US5357202A (en) * 1991-12-19 1994-10-18 Henderson Michael E Plural electrode method for measuring subsurface changes in conductivity as an indication of fluid migration

Also Published As

Publication number Publication date
GB2284062A (en) 1995-05-24
OA10112A (en) 1996-12-18
AU689502B2 (en) 1998-04-02
FR2712627B1 (fr) 1996-01-05
CA2135961A1 (en) 1995-05-18
GB9422422D0 (en) 1995-01-04
DE69421673T2 (de) 2000-06-15
BR9404474A (pt) 1995-07-11
US5642051A (en) 1997-06-24
CA2135961C (en) 2004-01-20
NO944378D0 (no) 1994-11-16
NO308266B1 (no) 2000-08-21
MY111663A (en) 2000-10-31
AU7884594A (en) 1995-05-25
DZ1824A1 (fr) 2002-02-17
EP0656547B1 (en) 1999-11-17
GB2284062B (en) 1998-02-18
ZA949096B (en) 1995-07-21
EP0656547A1 (en) 1995-06-07
DE69421673D1 (de) 1999-12-23
DK0656547T3 (da) 2000-05-22
FR2712627A1 (fr) 1995-05-24

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