MY8500175A - Methods and apparatus for constituent analysis of earth formations - Google Patents

Methods and apparatus for constituent analysis of earth formations

Info

Publication number
MY8500175A
MY8500175A MY175/85A MY8500175A MY8500175A MY 8500175 A MY8500175 A MY 8500175A MY 175/85 A MY175/85 A MY 175/85A MY 8500175 A MY8500175 A MY 8500175A MY 8500175 A MY8500175 A MY 8500175A
Authority
MY
Malaysia
Prior art keywords
methods
earth formations
constituent analysis
constituent
analysis
Prior art date
Application number
MY175/85A
Inventor
James A Grau
Russel C Hertzog
Original Assignee
Schlumberger Ltd
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 Ltd filed Critical Schlumberger Ltd
Publication of MY8500175A publication Critical patent/MY8500175A/en

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01VGEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00Prospecting or detecting by the use of nuclear radiation, e.g. of natural or induced radioactivity
    • G01V5/04Prospecting or detecting by the use of nuclear radiation, e.g. of natural or induced radioactivity specially adapted for well-logging
    • G01V5/08Prospecting or detecting by the use of nuclear radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays
    • G01V5/10Prospecting or detecting by the use of nuclear radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using neutron sources
    • G01V5/101Prospecting or detecting by the use of nuclear 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
    • G01V5/102Prospecting or detecting by the use of nuclear 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
MY175/85A 1979-08-09 1985-12-30 Methods and apparatus for constituent analysis of earth formations MY8500175A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
MY8500175A true MY8500175A (en) 1985-12-31

Family

ID=22061349

Family Applications (1)

Application Number Title Priority Date Filing Date
MY175/85A MY8500175A (en) 1979-08-09 1985-12-30 Methods and apparatus for constituent analysis of earth formations

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
CA1163021A (en) 1984-02-28
FR2463421A1 (en) 1981-02-20
IT8024107A0 (en) 1980-08-08
IT1132388B (en) 1986-07-02
GB2056060A (en) 1981-03-11
GB2056060B (en) 1983-09-14
FR2463421B1 (en) 1984-08-03

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