EG13061A - Method and apparatus of investigating an earth formation - Google Patents

Method and apparatus of investigating an earth formation

Info

Publication number
EG13061A
EG13061A EG183/76A EG18376A EG13061A EG 13061 A EG13061 A EG 13061A EG 183/76 A EG183/76 A EG 183/76A EG 18376 A EG18376 A EG 18376A EG 13061 A EG13061 A EG 13061A
Authority
EG
Egypt
Prior art keywords
investigating
earth formation
earth
formation
Prior art date
Application number
EG183/76A
Other languages
English (en)
Inventor
R Murphy
S Antkiw
Original Assignee
Schlumberger Overseas
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 US05/563,510 external-priority patent/US4031367A/en
Application filed by Schlumberger Overseas filed Critical Schlumberger Overseas
Application granted granted Critical
Publication of EG13061A publication Critical patent/EG13061A/xx

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)
  • Geophysics And Detection Of Objects (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Measurement Of Radiation (AREA)
  • Sampling And Sample Adjustment (AREA)
EG183/76A 1975-03-31 1976-03-27 Method and apparatus of investigating an earth formation EG13061A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US56335975A 1975-03-31 1975-03-31
US05/563,510 US4031367A (en) 1975-03-31 1975-03-31 Methods and apparatus for pulse height analyzer offset control

Publications (1)

Publication Number Publication Date
EG13061A true EG13061A (en) 1980-10-31

Family

ID=27073260

Family Applications (1)

Application Number Title Priority Date Filing Date
EG183/76A EG13061A (en) 1975-03-31 1976-03-27 Method and apparatus of investigating an earth formation

Country Status (12)

Country Link
JP (1) JPS51121401A (US07608600-20091027-C00054.png)
AU (1) AU500341B2 (US07608600-20091027-C00054.png)
BR (1) BR7601955A (US07608600-20091027-C00054.png)
DE (1) DE2613259A1 (US07608600-20091027-C00054.png)
EG (1) EG13061A (US07608600-20091027-C00054.png)
FR (1) FR2308937A1 (US07608600-20091027-C00054.png)
IT (1) IT1067520B (US07608600-20091027-C00054.png)
MX (1) MX3468E (US07608600-20091027-C00054.png)
NL (1) NL7603328A (US07608600-20091027-C00054.png)
NO (1) NO144650C (US07608600-20091027-C00054.png)
OA (1) OA05294A (US07608600-20091027-C00054.png)
TR (1) TR19525A (US07608600-20091027-C00054.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2485752A1 (fr) * 1980-06-25 1981-12-31 Schlumberger Prospection Procede et dispositif de mesure de rayons gamma dans un sondage

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3264475A (en) * 1962-12-31 1966-08-02 Atlantic Refining Co Method for calibrating a radioactive logging system
US3534401A (en) * 1966-04-20 1970-10-13 Dresser Ind Computer for well logging system
US3566117A (en) * 1968-01-05 1971-02-23 Schlumberger Technology Corp Measuring technique
US3760281A (en) * 1970-10-27 1973-09-18 Coulter Electronics Axial trajectory sensor having gating means controlled by pulse duration measuring for electronic particle study apparatus
US3829686A (en) * 1971-09-20 1974-08-13 Texaco Inc Pulsed neutron logging system with gain compensation

Also Published As

Publication number Publication date
NO144650B (no) 1981-06-29
JPS62473B2 (US07608600-20091027-C00054.png) 1987-01-08
DE2613259A1 (de) 1976-12-16
FR2308937A1 (fr) 1976-11-19
BR7601955A (pt) 1976-10-05
IT1067520B (it) 1985-03-16
AU500341B2 (en) 1979-05-17
OA05294A (fr) 1981-02-28
MX3468E (es) 1980-12-09
NO144650C (no) 1981-10-07
JPS51121401A (en) 1976-10-23
NL7603328A (nl) 1976-10-04
FR2308937B1 (US07608600-20091027-C00054.png) 1979-04-06
NO761005L (US07608600-20091027-C00054.png) 1976-10-01
TR19525A (tr) 1979-06-27
DE2613259C2 (US07608600-20091027-C00054.png) 1989-06-22
AU1202976A (en) 1977-09-29

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