FR1107478A - Device for the study of layers crossed by a borehole - Google Patents

Device for the study of layers crossed by a borehole

Info

Publication number
FR1107478A
FR1107478A FR1107478DA FR1107478A FR 1107478 A FR1107478 A FR 1107478A FR 1107478D A FR1107478D A FR 1107478DA FR 1107478 A FR1107478 A FR 1107478A
Authority
FR
France
Prior art keywords
borehole
study
layers crossed
crossed
layers
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.)
Schlumberger Well Surveying Corp
Original Assignee
Schlumberger Well Surveying Corp
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 Well Surveying Corp filed Critical Schlumberger Well Surveying Corp
Application granted granted Critical
Publication of FR1107478A publication Critical patent/FR1107478A/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
    • G01V3/26—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
    • G01V3/28—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 using induction coils
FR1107478D 1953-03-02 1954-03-02 Device for the study of layers crossed by a borehole Expired FR1107478A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1107478XA 1953-03-02 1953-03-02

Publications (1)

Publication Number Publication Date
FR1107478A true FR1107478A (en) 1956-01-03

Family

ID=22334711

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1107478D Expired FR1107478A (en) 1953-03-02 1954-03-02 Device for the study of layers crossed by a borehole

Country Status (1)

Country Link
FR (1) FR1107478A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0102091A2 (en) * 1980-10-17 1984-03-07 Societe De Prospection Electrique Schlumberger Electromagnetic logging apparatus
FR2725036A1 (en) * 1994-09-22 1996-03-29 Oyo Corp Emitter for tomographic electromagnetic measurement equipment

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0102091A2 (en) * 1980-10-17 1984-03-07 Societe De Prospection Electrique Schlumberger Electromagnetic logging apparatus
EP0102091A3 (en) * 1980-10-17 1984-05-16 Societe De Prospection Electrique Schlumberger Electromagnetic logging apparatus
FR2725036A1 (en) * 1994-09-22 1996-03-29 Oyo Corp Emitter for tomographic electromagnetic measurement equipment
US5650726A (en) * 1994-09-22 1997-07-22 Oyo Corporation Emitter for an electromagnetic tomography measurement system which connects a greater number of windings to a magnetic core at low frequencies than at high frequencies
US5859533A (en) * 1994-09-22 1999-01-12 Oyo Corporation Process for the production of a supply current of a solenoid for a measuring probe for electromagnetic tomography

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