NO793185L - Fremgangsmaate og apparat for maaling av termiske neutron-karakteristikker. - Google Patents

Fremgangsmaate og apparat for maaling av termiske neutron-karakteristikker.

Info

Publication number
NO793185L
NO793185L NO793185A NO793185A NO793185L NO 793185 L NO793185 L NO 793185L NO 793185 A NO793185 A NO 793185A NO 793185 A NO793185 A NO 793185A NO 793185 L NO793185 L NO 793185L
Authority
NO
Norway
Prior art keywords
procedure
thermal neutron
measuring thermal
neutron characteristics
measuring
Prior art date
Application number
NO793185A
Other languages
English (en)
Norwegian (no)
Inventor
Larry A Jacobson
Charles W Johnstone
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
Priority claimed from US05/955,175 external-priority patent/US4223218A/en
Priority claimed from US05/955,176 external-priority patent/US4224516A/en
Application filed by Schlumberger Ltd filed Critical Schlumberger Ltd
Publication of NO793185L publication Critical patent/NO793185L/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
    • G01V5/108—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 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)
  • Analysing Materials By The Use Of Radiation (AREA)
NO793185A 1978-10-26 1979-10-04 Fremgangsmaate og apparat for maaling av termiske neutron-karakteristikker. NO793185L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/955,175 US4223218A (en) 1978-10-26 1978-10-26 Methods and apparatus for optimizing measurements of thermal neutron decay characteristics
US05/955,176 US4224516A (en) 1978-10-26 1978-10-26 Methods and apparatus for measuring thermal neutron decay characteristics of earth formations

Publications (1)

Publication Number Publication Date
NO793185L true NO793185L (no) 1980-04-29

Family

ID=27130364

Family Applications (1)

Application Number Title Priority Date Filing Date
NO793185A NO793185L (no) 1978-10-26 1979-10-04 Fremgangsmaate og apparat for maaling av termiske neutron-karakteristikker.

Country Status (11)

Country Link
AU (1) AU532895B2 (it)
DE (1) DE2941535A1 (it)
EG (1) EG14646A (it)
ES (1) ES8103385A1 (it)
FR (1) FR2440004A1 (it)
GB (4) GB2036303B (it)
IE (1) IE49620B1 (it)
IT (1) IT1125588B (it)
MY (1) MY8500178A (it)
NL (1) NL7907391A (it)
NO (1) NO793185L (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1165017A (en) * 1980-08-28 1984-04-03 Harold E. Peelman System for simultaneous measurement of borehole and formation neutron lifetimes
CA1162659A (en) * 1980-08-28 1984-02-21 Ward E. Schultz Method for simultaneous measurement of borehole and formation neutron lifetimes employing iterative fitting
CA1162660A (en) * 1980-08-28 1984-02-21 Harry D. Smith Method for simultaneous measurement of borehole and formation neutron lifetimes
US4445033A (en) * 1981-09-14 1984-04-24 Schlumberger Technology Corporation Methods and apparatus for environmental correction of thermal neutron logs
GB8331914D0 (en) * 1983-11-30 1984-01-04 Atomic Energy Authority Uk Inspection of buried pipelines
US4712007A (en) * 1985-04-01 1987-12-08 S.I.E., Inc. Pulsed neutron logging method using cumulative count curves
CN115788421B (zh) * 2023-02-14 2023-05-09 山东交通学院 一种集成式自然γ能谱测井仪

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL70135C (it) * 1946-12-04 1952-01-15 Philips Nv
US3566116A (en) * 1966-11-08 1971-02-23 Schlumberger Technology Corp Method and apparatus for measuring neutron characteristics of a material surrounding a well bore
US3379882A (en) * 1967-03-16 1968-04-23 Dresser Ind Method and apparatus for neutron well logging based on the lifetime of neutrons in the formations
US3890501A (en) * 1973-05-01 1975-06-17 Schlumberger Technology Corp Neutron logging reliability techniques and apparatus

Also Published As

Publication number Publication date
GB2113387A (en) 1983-08-03
GB2113386B (en) 1983-12-21
AU5155579A (en) 1980-05-01
GB2113386A (en) 1983-08-03
GB2036303B (en) 1983-08-17
IT1125588B (it) 1986-05-14
ES485366A0 (es) 1981-02-16
IE791847L (en) 1980-04-26
GB2036303A (en) 1980-06-25
MY8500178A (en) 1985-12-31
GB2113387B (en) 1983-12-21
GB2113385A (en) 1983-08-03
NL7907391A (nl) 1980-04-29
FR2440004B1 (it) 1984-12-21
EG14646A (en) 1985-03-31
DE2941535A1 (de) 1980-05-08
IT7926758A0 (it) 1979-10-24
GB2113385B (en) 1983-12-21
ES8103385A1 (es) 1981-02-16
IE49620B1 (en) 1985-11-13
AU532895B2 (en) 1983-10-20
FR2440004A1 (fr) 1980-05-23

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