EG11628A - Improvements in method and apparatus for measuringimprovements in techniques for measuring the densi geological constituents ty of geological formations - Google Patents

Improvements in method and apparatus for measuringimprovements in techniques for measuring the densi geological constituents ty of geological formations

Info

Publication number
EG11628A
EG11628A EG25/75A EG2573A EG11628A EG 11628 A EG11628 A EG 11628A EG 25/75 A EG25/75 A EG 25/75A EG 2573 A EG2573 A EG 2573A EG 11628 A EG11628 A EG 11628A
Authority
EG
Egypt
Prior art keywords
geological
measuringimprovements
densi
techniques
measuring
Prior art date
Application number
EG25/75A
Original Assignee
Schlumberger Overseas
Chlomborger Overses 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 FR7202181A external-priority patent/FR2168849B1/fr
Priority claimed from FR7202183A external-priority patent/FR2168850A1/en
Priority claimed from FR7243983A external-priority patent/FR2209941B2/fr
Application filed by Schlumberger Overseas, Chlomborger Overses Sa filed Critical Schlumberger Overseas
Application granted granted Critical
Publication of EG11628A publication Critical patent/EG11628A/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
    • G01V5/12—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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
    • H01J43/30—Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for

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)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Details Of Television Scanning (AREA)
  • Color Television Systems (AREA)
  • Television Signal Processing For Recording (AREA)
EG25/75A 1972-01-24 1973-01-23 Improvements in method and apparatus for measuringimprovements in techniques for measuring the densi geological constituents ty of geological formations EG11628A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR7202181A FR2168849B1 (en) 1972-01-24 1972-01-24
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) 1972-01-24 1972-12-11

Publications (1)

Publication Number Publication Date
EG11628A true EG11628A (en) 1977-09-30

Family

ID=27249762

Family Applications (1)

Application Number Title Priority Date Filing Date
EG25/75A EG11628A (en) 1972-01-24 1973-01-23 Improvements in method and apparatus for measuringimprovements in techniques for measuring the densi geological constituents ty of geological formations

Country Status (4)

Country Link
EG (1) EG11628A (en)
IT (1) IT1012522B (en)
NO (2) NO139017C (en)
OA (1) OA04323A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK157266C (en) * 1976-03-04 1990-04-30 Schlumberger Prospection PROCEDURE AND APPARATUS FOR MEASURING THE TIGHTNESS OF FORMATIONS THAT A Borehole goes through

Also Published As

Publication number Publication date
NO145319C (en) 1982-02-24
IT1012522B (en) 1977-03-10
NO780908L (en) 1973-07-25
NO145319B (en) 1981-11-16
OA04323A (en) 1980-01-15
NO139017C (en) 1978-12-20
NO139017B (en) 1978-09-11

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