NL6816073A - - Google Patents

Info

Publication number
NL6816073A
NL6816073A NL6816073A NL6816073A NL6816073A NL 6816073 A NL6816073 A NL 6816073A NL 6816073 A NL6816073 A NL 6816073A NL 6816073 A NL6816073 A NL 6816073A NL 6816073 A NL6816073 A NL 6816073A
Authority
NL
Netherlands
Application number
NL6816073A
Other versions
NL157722B (nl
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 filed Critical
Publication of NL6816073A publication Critical patent/NL6816073A/xx
Publication of NL157722B publication Critical patent/NL157722B/xx

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
    • 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

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)
NL6816073.A 1967-11-16 1968-11-12 Inrichting voor het meten van de weerstand van aardlagen. NL157722B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR128399 1967-11-16

Publications (2)

Publication Number Publication Date
NL6816073A true NL6816073A (de) 1969-05-20
NL157722B NL157722B (nl) 1978-08-15

Family

ID=8641764

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6816073.A NL157722B (nl) 1967-11-16 1968-11-12 Inrichting voor het meten van de weerstand van aardlagen.

Country Status (5)

Country Link
US (1) US3539910A (de)
DE (1) DE1807966B2 (de)
FR (1) FR1552081A (de)
GB (1) GB1251810A (de)
NL (1) NL157722B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA953785A (en) * 1971-03-09 1974-08-27 Rudolf J. Rammner Apparatus for transmitting data from a hole drilled in the earth
FR2128200B1 (de) * 1971-03-11 1974-03-01 Schlumberger Prospection
US4359687A (en) * 1980-01-25 1982-11-16 Shell Oil Company Method and apparatus for determining shaliness and oil saturations in earth formations using induced polarization in the frequency domain
US4736300A (en) * 1982-04-30 1988-04-05 Western Atlas International, Inc. Automatic gain control of formation measurements by varying induced current flow
EP1390712A4 (de) * 2001-04-18 2009-07-08 Baker Hughes Inc Vorrichtung und verfahren zur bohrloch-widerstandsbestimmung und -abbildung unter verwendung kapazitiver kopplung
EP1355171B1 (de) * 2002-04-17 2007-02-07 Services Petroliers Schlumberger Phasendiskrimination für mikroelektrische Vermessung in einer nichtleitfähigen Flüssigkeit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2803796A (en) * 1953-05-21 1957-08-20 Schlumberger Well Surv Corp Electrical apparatus for well logging
US2776402A (en) * 1954-03-30 1957-01-01 Schlumberger Well Surv Corp Electrical well logging
US3031612A (en) * 1958-09-08 1962-04-24 Schlumberger Well Surv Corp Apparatus for investigating earth formations
US3056917A (en) * 1959-11-30 1962-10-02 Schlumberger Well Surv Corp Methods and apparatus for investigating earth formations
US3119061A (en) * 1960-01-21 1964-01-21 Schlumberger Well Surv Corp Methods and apparatus for investigating earth formations which minimize the influence of electrical skin effect
US3388324A (en) * 1965-09-23 1968-06-11 Schlumberger Technology Corp Electrode array methods and apparatus, with undesired induced voltage cancellation, for investigating earth formations

Also Published As

Publication number Publication date
DE1807966A1 (de) 1969-07-03
NL157722B (nl) 1978-08-15
DE1807966B2 (de) 1971-03-04
GB1251810A (de) 1971-11-03
FR1552081A (de) 1969-01-03
US3539910A (en) 1970-11-10

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Legal Events

Date Code Title Description
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: SCHLUMBERGER

V4 Discontinued because of reaching the maximum lifetime of a patent