FR1155474A - Improvements to processes and devices for the study of substances - Google Patents

Improvements to processes and devices for the study of substances

Info

Publication number
FR1155474A
FR1155474A FR1155474DA FR1155474A FR 1155474 A FR1155474 A FR 1155474A FR 1155474D A FR1155474D A FR 1155474DA FR 1155474 A FR1155474 A FR 1155474A
Authority
FR
France
Prior art keywords
study
substances
processes
devices
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
Other languages
French (fr)
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 Well Surveying Corp
Original Assignee
Schlumberger Well Surveying 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 Schlumberger Well Surveying Corp filed Critical Schlumberger Well Surveying Corp
Application granted granted Critical
Publication of FR1155474A publication Critical patent/FR1155474A/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
    • 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
    • G01V5/10—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 neutron sources
    • G01V5/101—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 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 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)
FR1155474D 1956-01-26 1956-01-26 Improvements to processes and devices for the study of substances Expired FR1155474A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1155474T 1956-01-26

Publications (1)

Publication Number Publication Date
FR1155474A true FR1155474A (en) 1958-05-05

Family

ID=9649574

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1155474D Expired FR1155474A (en) 1956-01-26 1956-01-26 Improvements to processes and devices for the study of substances

Country Status (1)

Country Link
FR (1) FR1155474A (en)

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