FR2139903B1 - - Google Patents

Info

Publication number
FR2139903B1
FR2139903B1 FR7218129A FR7218129A FR2139903B1 FR 2139903 B1 FR2139903 B1 FR 2139903B1 FR 7218129 A FR7218129 A FR 7218129A FR 7218129 A FR7218129 A FR 7218129A FR 2139903 B1 FR2139903 B1 FR 2139903B1
Authority
FR
France
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
FR7218129A
Other languages
French (fr)
Other versions
FR2139903A1 (en
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.)
Texaco Development Corp
Original Assignee
Texaco Development Corp
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
Application filed by Texaco Development Corp filed Critical Texaco Development Corp
Publication of FR2139903A1 publication Critical patent/FR2139903A1/fr
Application granted granted Critical
Publication of FR2139903B1 publication Critical patent/FR2139903B1/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01VGEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/04Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging
    • G01V5/08Prospecting 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
    • G01V5/10Prospecting 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
    • G01V5/101Prospecting 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
    • G01V5/102Prospecting 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)
FR7218129A 1971-05-21 1972-05-19 Expired FR2139903B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14581571A 1971-05-21 1971-05-21

Publications (2)

Publication Number Publication Date
FR2139903A1 FR2139903A1 (en) 1973-01-12
FR2139903B1 true FR2139903B1 (en) 1976-04-30

Family

ID=22514679

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7218129A Expired FR2139903B1 (en) 1971-05-21 1972-05-19

Country Status (3)

Country Link
CA (1) CA1042117A (en)
FR (1) FR2139903B1 (en)
GB (1) GB1364572A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3925659A (en) * 1973-03-23 1975-12-09 Texaco Inc Inelastic gamma ray logging system
KR20050113596A (en) 2002-12-10 2005-12-02 커먼웰쓰 사이언티픽 앤드 인더스트리얼 리서치 오가니제이션 Radiographic equipment
CN112649888B (en) * 2020-11-24 2022-08-12 东华理工大学 Uranium ore quantitative scale coefficient solving method based on energy spectrum logging characteristic spectrum peak
CN113279743B (en) * 2021-05-25 2022-05-31 电子科技大学 Downhole auxiliary measuring device based on flexible composite material

Also Published As

Publication number Publication date
CA1042117A (en) 1978-11-07
FR2139903A1 (en) 1973-01-12
GB1364572A (en) 1974-08-21

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