FR857718A - electrode for borehole exploration - Google Patents

electrode for borehole exploration

Info

Publication number
FR857718A
FR857718A FR857718DA FR857718A FR 857718 A FR857718 A FR 857718A FR 857718D A FR857718D A FR 857718DA FR 857718 A FR857718 A FR 857718A
Authority
FR
France
Prior art keywords
electrode
borehole exploration
borehole
exploration
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
Other languages
French (fr)
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 Development Co
Original Assignee
Standard Oil Development 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 Development Co filed Critical Standard Oil Development Co
Application granted granted Critical
Publication of FR857718A publication Critical patent/FR857718A/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

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)
FR857718D 1938-07-15 1939-07-12 electrode for borehole exploration Expired FR857718A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US857718XA 1938-07-15 1938-07-15

Publications (1)

Publication Number Publication Date
FR857718A true FR857718A (en) 1940-09-26

Family

ID=22193830

Family Applications (1)

Application Number Title Priority Date Filing Date
FR857718D Expired FR857718A (en) 1938-07-15 1939-07-12 electrode for borehole exploration

Country Status (1)

Country Link
FR (1) FR857718A (en)

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