FR2463421B1 - - Google Patents

Info

Publication number
FR2463421B1
FR2463421B1 FR8017591A FR8017591A FR2463421B1 FR 2463421 B1 FR2463421 B1 FR 2463421B1 FR 8017591 A FR8017591 A FR 8017591A FR 8017591 A FR8017591 A FR 8017591A FR 2463421 B1 FR2463421 B1 FR 2463421B1
Authority
FR
France
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
FR8017591A
Other languages
French (fr)
Other versions
FR2463421A1 (en
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.)
Services Petroliers Schlumberger SA
Original Assignee
Societe de Prospection Electrique Schlumberger SA
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 Societe de Prospection Electrique Schlumberger SA filed Critical Societe de Prospection Electrique Schlumberger SA
Publication of FR2463421A1 publication Critical patent/FR2463421A1/en
Application granted granted Critical
Publication of FR2463421B1 publication Critical patent/FR2463421B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/04—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging
    • G01V5/08—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays
    • G01V5/10—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using neutron sources
    • G01V5/101—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using neutron sources and detecting the secondary Y-rays produced in the surrounding layers of the bore hole
    • G01V5/102—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using neutron sources and detecting the secondary Y-rays produced in the surrounding layers of the bore hole the neutron source being of the pulsed type

Landscapes

  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Measurement Of Radiation (AREA)
FR8017591A 1979-08-09 1980-08-08 NUCLEAR LOGGING METHOD AND DEVICE Granted FR2463421A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6524479A 1979-08-09 1979-08-09

Publications (2)

Publication Number Publication Date
FR2463421A1 FR2463421A1 (en) 1981-02-20
FR2463421B1 true FR2463421B1 (en) 1984-08-03

Family

ID=22061349

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8017591A Granted FR2463421A1 (en) 1979-08-09 1980-08-08 NUCLEAR LOGGING METHOD AND DEVICE

Country Status (5)

Country Link
CA (1) CA1163021A (en)
FR (1) FR2463421A1 (en)
GB (1) GB2056060B (en)
IT (1) IT1132388B (en)
MY (1) MY8500175A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464569A (en) * 1981-06-19 1984-08-07 Schlumberger Technology Corporation Method and apparatus for spectroscopic analysis of a geological formation
US4507554A (en) * 1983-02-07 1985-03-26 Schlumberger Technology Corporation Method and apparatus for determining borehole and formation constituents
US5360975A (en) * 1993-04-23 1994-11-01 Schlumberger Technology Corporation Method of gain regulation for downhole spectroscopy tools without using a calibration source
US6289283B1 (en) * 1999-02-19 2001-09-11 Schlumberger Technology Corporation Downhole tool data correction method and apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3521064A (en) * 1967-02-17 1970-07-21 Schlumberger Technology Corp Analysis of gamma ray energy spectrum for constituent identification
FR2224766A1 (en) * 1973-04-06 1974-10-31 Texaco Development Corp Radioactivity well logging - with comparison of gamma ray spectra with composite standard spectra
GB1408808A (en) * 1973-08-23 1975-10-08 Texaco Development Corp Well logging system with linearity control
AU533314B2 (en) * 1978-01-16 1983-11-17 Schlumberger Technology B.V. Nuclear well-logging

Also Published As

Publication number Publication date
GB2056060A (en) 1981-03-11
FR2463421A1 (en) 1981-02-20
MY8500175A (en) 1985-12-31
CA1163021A (en) 1984-02-28
GB2056060B (en) 1983-09-14
IT1132388B (en) 1986-07-02
IT8024107A0 (en) 1980-08-08

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Legal Events

Date Code Title Description
ST Notification of lapse