NO170955C - Fremgangsmaate og apparat for noeytronlevetids-logging - Google Patents

Fremgangsmaate og apparat for noeytronlevetids-logging

Info

Publication number
NO170955C
NO170955C NO861594A NO861594A NO170955C NO 170955 C NO170955 C NO 170955C NO 861594 A NO861594 A NO 861594A NO 861594 A NO861594 A NO 861594A NO 170955 C NO170955 C NO 170955C
Authority
NO
Norway
Prior art keywords
noeytron
procedure
life logging
logging
life
Prior art date
Application number
NO861594A
Other languages
English (en)
Other versions
NO861594L (no
NO170955B (no
Inventor
Linus Scott Allen
Jr William Raymond Mills
David Charles Stromswold
Original Assignee
Mobil Oil 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 Mobil Oil Corp filed Critical Mobil Oil Corp
Publication of NO861594L publication Critical patent/NO861594L/no
Publication of NO170955B publication Critical patent/NO170955B/no
Publication of NO170955C publication Critical patent/NO170955C/no

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
    • G01V5/107—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 reflected or back-scattered neutrons
    • 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
    • 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
    • G01V5/104—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 secondary Y-rays as well as reflected or back-scattered neutrons

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)
  • Geophysics And Detection Of Objects (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Magnetic Record Carriers (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
NO861594A 1985-04-24 1986-04-23 Fremgangsmaate og apparat for noeytronlevetids-logging NO170955C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72673985A 1985-04-24 1985-04-24

Publications (3)

Publication Number Publication Date
NO861594L NO861594L (no) 1986-10-27
NO170955B NO170955B (no) 1992-09-21
NO170955C true NO170955C (no) 1992-12-30

Family

ID=24919806

Family Applications (1)

Application Number Title Priority Date Filing Date
NO861594A NO170955C (no) 1985-04-24 1986-04-23 Fremgangsmaate og apparat for noeytronlevetids-logging

Country Status (4)

Country Link
EP (1) EP0203690B1 (no)
CA (1) CA1262495A (no)
DE (1) DE3672396D1 (no)
NO (1) NO170955C (no)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4972082A (en) * 1989-03-16 1990-11-20 Schlumberger Technology Corporation Methods and apparatus for epithermal neutron logging
US5068531A (en) * 1991-04-04 1991-11-26 Mobil Oil Corporation Method and apparatus for producing a porosity log of a subsurface formation corrected for detector standoff
US5235185A (en) * 1992-01-09 1993-08-10 Schlumberger Technology Corporation Formation sigma measurement from thermal neutron detection
DE4423780A1 (de) * 1994-06-30 1996-01-04 Klaus Dr Buckup Fokussierhülle für Neutronendetektoren
DE102004024237B4 (de) * 2004-05-15 2010-11-04 Bohrlochmessung-Storkow Gmbh Messsonde zur bohrlochgeophysikalischen Messung der Dichte nach dem Gamma-Gamma-Rückstreuprinzip
WO2010105064A2 (en) * 2009-03-13 2010-09-16 Baker Hughes Incorporated A novel configuration design of detector shielding for wireline and mwd/lwd down-hole thermal neutron porosity tools

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2769918A (en) * 1952-10-02 1956-11-06 Gulf Research Development Co Epithermal neutron logging method using collimation
US2879402A (en) * 1953-07-03 1959-03-24 Schlumberger Well Surv Corp Directional neutron detector
US3032658A (en) * 1957-01-22 1962-05-01 Well Surveys Inc Radiation detectors

Also Published As

Publication number Publication date
NO861594L (no) 1986-10-27
EP0203690B1 (en) 1990-07-04
EP0203690A1 (en) 1986-12-03
NO170955B (no) 1992-09-21
CA1262495A (en) 1989-10-24
DE3672396D1 (de) 1990-08-09

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Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN OCTOBER 2002