JPS51121401A - Method of investigating strata wherf drilling passes through - Google Patents

Method of investigating strata wherf drilling passes through

Info

Publication number
JPS51121401A
JPS51121401A JP51035900A JP3590076A JPS51121401A JP S51121401 A JPS51121401 A JP S51121401A JP 51035900 A JP51035900 A JP 51035900A JP 3590076 A JP3590076 A JP 3590076A JP S51121401 A JPS51121401 A JP S51121401A
Authority
JP
Japan
Prior art keywords
wherf
investigating
strata
drilling passes
drilling
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP51035900A
Other languages
Japanese (ja)
Other versions
JPS62473B2 (en
Inventor
Antokiu Suteiibun
Dei Maafuii Richiyaado
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHIYURANBAAGAA OOBAASHIIZU SA
Schlumberger Overseas SA
Original Assignee
SHIYURANBAAGAA OOBAASHIIZU SA
Schlumberger Overseas SA
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 SHIYURANBAAGAA OOBAASHIIZU SA, Schlumberger Overseas SA filed Critical SHIYURANBAAGAA OOBAASHIIZU SA
Publication of JPS51121401A publication Critical patent/JPS51121401A/en
Publication of JPS62473B2 publication Critical patent/JPS62473B2/ja
Granted legal-status Critical Current

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 nuclear radiation, e.g. of natural or induced radioactivity
    • G01V5/04—Prospecting or detecting by the use of nuclear radiation, e.g. of natural or induced radioactivity specially adapted for well-logging
    • G01V5/08—Prospecting 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
    • G01V5/10—Prospecting 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
    • G01V5/101—Prospecting 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
    • G01V5/102—Prospecting 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
JP51035900A 1975-03-31 1976-03-31 Method of investigating strata wherf drilling passes through Granted JPS51121401A (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 (2)

Publication Number Publication Date
JPS51121401A true JPS51121401A (en) 1976-10-23
JPS62473B2 JPS62473B2 (en) 1987-01-08

Family

ID=27073260

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51035900A Granted JPS51121401A (en) 1975-03-31 1976-03-31 Method of investigating strata wherf drilling passes through

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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5739372A (en) * 1980-06-25 1982-03-04 Schlumberger Overseas Apparatus for measuring ray coming from stratum pirced by boring and method of measuring characteristics of stratum

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5739372A (en) * 1980-06-25 1982-03-04 Schlumberger Overseas Apparatus for measuring ray coming from stratum pirced by boring and method of measuring characteristics of stratum

Also Published As

Publication number Publication date
AU1202976A (en) 1977-09-29
NO144650C (en) 1981-10-07
OA05294A (en) 1981-02-28
JPS62473B2 (en) 1987-01-08
NO761005L (en) 1976-10-01
EG13061A (en) 1980-10-31
NO144650B (en) 1981-06-29
DE2613259A1 (en) 1976-12-16
BR7601955A (en) 1976-10-05
TR19525A (en) 1979-06-27
FR2308937A1 (en) 1976-11-19
FR2308937B1 (en) 1979-04-06
NL7603328A (en) 1976-10-04
MX3468E (en) 1980-12-09
IT1067520B (en) 1985-03-16
DE2613259C2 (en) 1989-06-22
AU500341B2 (en) 1979-05-17

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