MXPA05004491A - Formacion de imagenes de formacion mientras que se perfora en fluidos no conductores. - Google Patents

Formacion de imagenes de formacion mientras que se perfora en fluidos no conductores.

Info

Publication number
MXPA05004491A
MXPA05004491A MXPA05004491A MXPA05004491A MXPA05004491A MX PA05004491 A MXPA05004491 A MX PA05004491A MX PA05004491 A MXPA05004491 A MX PA05004491A MX PA05004491 A MXPA05004491 A MX PA05004491A MX PA05004491 A MXPA05004491 A MX PA05004491A
Authority
MX
Mexico
Prior art keywords
current
electrode
electrodes
sensor pad
array
Prior art date
Application number
MXPA05004491A
Other languages
English (en)
Inventor
Philip Cheung
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 MXPA05004491A publication Critical patent/MXPA05004491A/es

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
    • G01V3/20—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
    • G01V3/24—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 using ac

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)

Abstract

Una herramienta de resistividad para investigar una pared de perforacion perforada con un lodo no conductor incluye un cuerpo de herramienta adaptado para incorporarse en un conjunto de herramienta de registro mientras se perfora; un sensor de resistividad dispuesto en el cuerpo de herramienta, en donde el sensor de resistividad comprende una almohadilla de sensor que soporta un electrodo inyector de corriente, un electrodo de retorno de corriente, y una disposicion de electrodos de medicion; y un circuito para controlar la inyeccion de corriente del electrodo inyector de corriente y para medir la diferencia de voltaje entre electrodos en la disposicion de electrodos de medicion, en donde el electrodo inyector de corriente y el electrodo de retorno de corriente estan dispuestos cerca de extremos opuestos de la almohadilla de sensor y la disposicion de electrodos de medicion esta dispuesta entre el electrodo inyector de corriente y el electrodo de retorno de corriente, en donde la almohadilla de sensor se construye de un material aislante e incluye un miembro protector conductor, o en donde la almohadilla de sensor se construye de un material conductor e incluye secciones aislantes alrededor de los electrodos.
MXPA05004491A 2004-05-12 2005-04-27 Formacion de imagenes de formacion mientras que se perfora en fluidos no conductores. MXPA05004491A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/844,173 US7242194B2 (en) 2000-04-07 2004-05-12 Formation imaging while drilling in non-conductive fluids

Publications (1)

Publication Number Publication Date
MXPA05004491A true MXPA05004491A (es) 2006-02-13

Family

ID=34620800

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA05004491A MXPA05004491A (es) 2004-05-12 2005-04-27 Formacion de imagenes de formacion mientras que se perfora en fluidos no conductores.

Country Status (8)

Country Link
US (1) US7242194B2 (es)
CN (1) CN1696473B (es)
CA (1) CA2503816C (es)
DE (1) DE102005021230A1 (es)
FR (1) FR2870288B1 (es)
GB (1) GB2414081B (es)
MX (1) MXPA05004491A (es)
RU (1) RU2390804C2 (es)

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Also Published As

Publication number Publication date
FR2870288B1 (fr) 2013-12-27
US20040245991A1 (en) 2004-12-09
FR2870288A1 (fr) 2005-11-18
RU2005114234A (ru) 2006-11-20
RU2390804C2 (ru) 2010-05-27
GB0507344D0 (en) 2005-05-18
CA2503816C (en) 2008-09-02
GB2414081B (en) 2007-05-23
CN1696473A (zh) 2005-11-16
GB2414081A (en) 2005-11-16
CA2503816A1 (en) 2005-11-12
US7242194B2 (en) 2007-07-10
CN1696473B (zh) 2012-02-08
DE102005021230A1 (de) 2005-12-01

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