CA1127238A - Non-polarizing electrode system - Google Patents

Non-polarizing electrode system

Info

Publication number
CA1127238A
CA1127238A CA333,618A CA333618A CA1127238A CA 1127238 A CA1127238 A CA 1127238A CA 333618 A CA333618 A CA 333618A CA 1127238 A CA1127238 A CA 1127238A
Authority
CA
Canada
Prior art keywords
electrodes
current
measuring
pair
pairs
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
Application number
CA333,618A
Other languages
English (en)
French (fr)
Inventor
Ralph L. Cordell
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.)
Standard Oil Co
Original Assignee
Standard Oil Co
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 Standard Oil Co filed Critical Standard Oil Co
Application granted granted Critical
Publication of CA1127238A publication Critical patent/CA1127238A/en
Expired legal-status Critical Current

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)
  • Polarising Elements (AREA)
  • Developing Agents For Electrophotography (AREA)
CA333,618A 1978-08-11 1979-08-13 Non-polarizing electrode system Expired CA1127238A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US93300578A 1978-08-11 1978-08-11
US933,005 1986-11-20

Publications (1)

Publication Number Publication Date
CA1127238A true CA1127238A (en) 1982-07-06

Family

ID=25463272

Family Applications (1)

Application Number Title Priority Date Filing Date
CA333,618A Expired CA1127238A (en) 1978-08-11 1979-08-13 Non-polarizing electrode system

Country Status (7)

Country Link
CA (1) CA1127238A (cs)
DE (1) DE2932566A1 (cs)
FR (1) FR2433186A1 (cs)
GB (1) GB2027908B (cs)
MX (1) MX147286A (cs)
NL (1) NL184586C (cs)
NO (1) NO156999C (cs)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2825153B1 (fr) * 2001-05-23 2004-12-24 Rech S Geol Et Minieres Brgm B Sonde de mesure de l'humidite des sols
KR101203085B1 (ko) * 2012-07-27 2012-11-21 한국지질자원연구원 비분극 프로브 및 이를 포함하는 시추공 광대역 유도분극 검층기
RU2730400C1 (ru) * 2019-12-04 2020-08-21 федеральное государственное бюджетное образовательное учреждение высшего образования "Кузбасский государственный технический университет имени Т.Ф. Горбачева" (КузГТУ) Неполяризующийся электрод для электроразведки в шпурах малого диаметра

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2595042A (en) * 1950-03-23 1952-04-29 Gulf Research Development Co Nonpolarizing electrode for electric logging of boreholes
US3399666A (en) * 1964-11-09 1968-09-03 Heat Technology Lab Inc Measurement system for clinical diagnosis
US3798534A (en) * 1972-04-24 1974-03-19 Schlumberger Technology Corp Methods and apparatus for investigating earth formations

Also Published As

Publication number Publication date
FR2433186B1 (cs) 1984-10-19
GB2027908A (en) 1980-02-27
NL7905984A (nl) 1980-02-13
FR2433186A1 (fr) 1980-03-07
NO156999C (no) 1987-12-30
MX147286A (es) 1982-11-08
GB2027908B (en) 1983-04-27
DE2932566A1 (de) 1980-02-14
NL184586B (nl) 1989-04-03
NL184586C (nl) 1989-09-01
NO792616L (no) 1980-02-12
DE2932566C2 (cs) 1990-09-13
NO156999B (no) 1987-09-21

Similar Documents

Publication Publication Date Title
US4583046A (en) Apparatus for focused electrode induced polarization logging
US3579098A (en) Method and combination well-logging apparatus for conducting both deep and shallow investigation of the formations surrounding a borehole
US2459196A (en) Electrical logging method and apparatus
US2712627A (en) Electrical resistivity well logging method and apparatus
US2220788A (en) Method and apparatus for investigating subterranean strata by means of electromagnetic measurements
US2371658A (en) Method and apparatus for determining current flow in borehole casing or the like
US2617852A (en) Electrical well logging system
US3760260A (en) Method and apparatus for investigating earth formations by emitting survey and auxiliary currents from the same electrode
US2347794A (en) Well surveying device
US2398761A (en) Method and apparatus for simultaneous determination of various properties of the subsoil
CA1130862A (en) Well logging method and equipment with a dual focusing-electrode system and/or a coil system
GB2279753A (en) Spontaneous potential measurement in a wellbore
CA2370034C (en) A method and apparatus for determining the resistivity of a formation through which a cased well passes
US3895289A (en) Determination of electrical resistivity due to shaliness of earth formations utilizing dielectric constant measurements
CA1127238A (en) Non-polarizing electrode system
US3660755A (en) Dual focused log having alternately energized focusing apparatus therein
US2273363A (en) Method for electrical investigation of cased drill holes
US2786178A (en) Apparatus for electrical well logging
GB928583A (en) Improved method of and apparatus for borehole logging
Owen et al. The guard electrode logging system
US4415857A (en) Non-polarizing electrode system for geophysical prospecting and the like
US2694179A (en) Method for electrical well-logging
US2132807A (en) Single cable electrical well-logging
US2872637A (en) Electrical resistivity well logging methods and apparatus
US3390323A (en) Well logging methods and apparatus having reversible function electrode arrays

Legal Events

Date Code Title Description
MKEX Expiry