NL7603328A - METHOD AND INSTALLATION FOR THE EXAMINATION OF EARTH LAYERS - Google Patents

METHOD AND INSTALLATION FOR THE EXAMINATION OF EARTH LAYERS

Info

Publication number
NL7603328A
NL7603328A NL7603328A NL7603328A NL7603328A NL 7603328 A NL7603328 A NL 7603328A NL 7603328 A NL7603328 A NL 7603328A NL 7603328 A NL7603328 A NL 7603328A NL 7603328 A NL7603328 A NL 7603328A
Authority
NL
Netherlands
Prior art keywords
examination
installation
earth layers
earth
layers
Prior art date
Application number
NL7603328A
Other languages
Dutch (nl)
Original Assignee
Schlumberger Prospection
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 Prospection filed Critical Schlumberger Prospection
Publication of NL7603328A publication Critical patent/NL7603328A/en

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)
NL7603328A 1975-03-31 1976-03-31 METHOD AND INSTALLATION FOR THE EXAMINATION OF EARTH LAYERS NL7603328A (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
NL7603328A true NL7603328A (en) 1976-10-04

Family

ID=27073260

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7603328A NL7603328A (en) 1975-03-31 1976-03-31 METHOD AND INSTALLATION FOR THE EXAMINATION OF EARTH LAYERS

Country Status (12)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2485752A1 (en) * 1980-06-25 1981-12-31 Schlumberger Prospection METHOD AND DEVICE FOR MEASURING GAMMA RAYS IN A SURVEY

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
FR2308937B1 (en) 1979-04-06
JPS62473B2 (en) 1987-01-08
OA05294A (en) 1981-02-28
DE2613259A1 (en) 1976-12-16
AU500341B2 (en) 1979-05-17
NO144650C (en) 1981-10-07
NO761005L (en) 1976-10-01
BR7601955A (en) 1976-10-05
AU1202976A (en) 1977-09-29
IT1067520B (en) 1985-03-16
MX3468E (en) 1980-12-09
EG13061A (en) 1980-10-31
FR2308937A1 (en) 1976-11-19
NO144650B (en) 1981-06-29
DE2613259C2 (en) 1989-06-22
TR19525A (en) 1979-06-27
JPS51121401A (en) 1976-10-23

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Legal Events

Date Code Title Description
BT A notification was added to the application dossier and made available to the public
BC A request for examination has been filed
A85 Still pending on 85-01-01
BV The patent application has lapsed