CA971681A - Methods and apparatus for measuring the density of geological formations - Google Patents

Methods and apparatus for measuring the density of geological formations

Info

Publication number
CA971681A
CA971681A CA161,283A CA161283A CA971681A CA 971681 A CA971681 A CA 971681A CA 161283 A CA161283 A CA 161283A CA 971681 A CA971681 A CA 971681A
Authority
CA
Canada
Prior art keywords
density
measuring
methods
geological formations
geological
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.)
Expired
Application number
CA161,283A
Other languages
English (en)
Other versions
CA161283S (en
Inventor
Bronislav Seeman
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.)
Schlumberger Canada Ltd
Original Assignee
Schlumberger Canada 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 FR7202183A external-priority patent/FR2168850A1/fr
Application filed by Schlumberger Canada Ltd filed Critical Schlumberger Canada Ltd
Application granted granted Critical
Publication of CA971681A publication Critical patent/CA971681A/en
Expired 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 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
    • 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
    • G01V5/12—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 gamma or X-ray sources
    • 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
    • G01V5/12—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 gamma or X-ray sources
    • G01V5/125—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 gamma or X-ray sources and detecting the secondary gamma- or X-rays in different places along the bore hole

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)
  • Geophysics And Detection Of Objects (AREA)
CA161,283A 1972-01-24 1973-01-15 Methods and apparatus for measuring the density of geological formations Expired CA971681A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7202183A FR2168850A1 (en) 1972-01-24 1972-01-24 Borehole strata density measurement - with correction for ettors by baryta deposits from drilling mud
FR7243983A FR2209941B2 (en(2012)) 1972-01-24 1972-12-11

Publications (1)

Publication Number Publication Date
CA971681A true CA971681A (en) 1975-07-22

Family

ID=26216859

Family Applications (1)

Application Number Title Priority Date Filing Date
CA161,283A Expired CA971681A (en) 1972-01-24 1973-01-15 Methods and apparatus for measuring the density of geological formations

Country Status (6)

Country Link
JP (1) JPS5244842B2 (en(2012))
CA (1) CA971681A (en(2012))
DE (1) DE2302818C3 (en(2012))
FR (1) FR2209941B2 (en(2012))
GB (1) GB1424023A (en(2012))
NL (1) NL177253C (en(2012))

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2241906B1 (en) 2009-04-17 2015-04-01 Services Pétroliers Schlumberger Method of determining density of underground formations using neutron-gamma ray measurements
CN114284312B (zh) * 2021-12-24 2024-05-14 华中科技大学 一种ots选通管的操作方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2944148A (en) * 1954-07-02 1960-07-05 Schlumberger Well Surv Corp Apparatus for investigating earth formations

Also Published As

Publication number Publication date
NL177253C (nl) 1985-08-16
FR2209941B2 (en(2012)) 1977-09-02
DE2302818C3 (de) 1975-11-20
GB1424023A (en) 1976-02-04
DE2302818B2 (de) 1975-04-03
FR2209941A2 (en(2012)) 1974-07-05
JPS4885402A (en(2012)) 1973-11-13
NL7300923A (en(2012)) 1973-07-26
DE2302818A1 (de) 1973-08-02
NL177253B (nl) 1985-03-18
JPS5244842B2 (en(2012)) 1977-11-11

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