NL7300923A - - Google Patents

Info

Publication number
NL7300923A
NL7300923A NL7300923A NL7300923A NL7300923A NL 7300923 A NL7300923 A NL 7300923A NL 7300923 A NL7300923 A NL 7300923A NL 7300923 A NL7300923 A NL 7300923A NL 7300923 A NL7300923 A NL 7300923A
Authority
NL
Netherlands
Application number
NL7300923A
Other versions
NL177253C (nl
NL177253B (nl
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 filed Critical
Publication of NL7300923A publication Critical patent/NL7300923A/xx
Publication of NL177253B publication Critical patent/NL177253B/xx
Application granted granted Critical
Publication of NL177253C publication Critical patent/NL177253C/xx

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
    • 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
    • G01V5/12Prospecting 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
    • 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
    • G01V5/12Prospecting 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
    • G01V5/125Prospecting 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)
NL7300923A 1972-01-24 1973-01-23 Werkwijze en inrichting voor het meten van de dichtheid van formaties. NL177253C (nl)

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 (enrdf_load_stackoverflow) 1972-01-24 1972-12-11

Publications (3)

Publication Number Publication Date
NL7300923A true NL7300923A (enrdf_load_stackoverflow) 1973-07-26
NL177253B NL177253B (nl) 1985-03-18
NL177253C NL177253C (nl) 1985-08-16

Family

ID=26216859

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7300923A NL177253C (nl) 1972-01-24 1973-01-23 Werkwijze en inrichting voor het meten van de dichtheid van formaties.

Country Status (6)

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

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
JPS5244842B2 (enrdf_load_stackoverflow) 1977-11-11
DE2302818B2 (de) 1975-04-03
CA971681A (en) 1975-07-22
GB1424023A (en) 1976-02-04
FR2209941A2 (enrdf_load_stackoverflow) 1974-07-05
JPS4885402A (enrdf_load_stackoverflow) 1973-11-13
NL177253C (nl) 1985-08-16
DE2302818C3 (de) 1975-11-20
NL177253B (nl) 1985-03-18
DE2302818A1 (de) 1973-08-02
FR2209941B2 (enrdf_load_stackoverflow) 1977-09-02

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Legal Events

Date Code Title Description
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee