GB2254418B - Well logging radioactive detector assembly - Google Patents

Well logging radioactive detector assembly

Info

Publication number
GB2254418B
GB2254418B GB9116550A GB9116550A GB2254418B GB 2254418 B GB2254418 B GB 2254418B GB 9116550 A GB9116550 A GB 9116550A GB 9116550 A GB9116550 A GB 9116550A GB 2254418 B GB2254418 B GB 2254418B
Authority
GB
United Kingdom
Prior art keywords
detector assembly
well logging
radioactive detector
logging radioactive
assembly
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 - Fee Related
Application number
GB9116550A
Other versions
GB9116550D0 (en
GB2254418A (en
Inventor
Terry D Osburn
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.)
Precision Energy Services Inc
Original Assignee
Computalog Research Inc
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 Computalog Research Inc filed Critical Computalog Research Inc
Publication of GB9116550D0 publication Critical patent/GB9116550D0/en
Publication of GB2254418A publication Critical patent/GB2254418A/en
Application granted granted Critical
Publication of GB2254418B publication Critical patent/GB2254418B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01V5/12—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
    • 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

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)
GB9116550A 1991-04-05 1991-07-31 Well logging radioactive detector assembly Expired - Fee Related GB2254418B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US68209391A 1991-04-05 1991-04-05

Publications (3)

Publication Number Publication Date
GB9116550D0 GB9116550D0 (en) 1991-09-11
GB2254418A GB2254418A (en) 1992-10-07
GB2254418B true GB2254418B (en) 1995-01-11

Family

ID=24738164

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9116550A Expired - Fee Related GB2254418B (en) 1991-04-05 1991-07-31 Well logging radioactive detector assembly

Country Status (2)

Country Link
CA (1) CA2046738A1 (en)
GB (1) GB2254418B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9417355B2 (en) * 2013-12-31 2016-08-16 Schlumberger Technology Corporation Composition-matched inelastic or capture spectroscopy tool
CN108776351A (en) * 2018-06-14 2018-11-09 山东中测校准质控技术有限公司 A kind of radioactive source activity measurement well-type ionization chamber

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB786194A (en) * 1954-05-24 1957-11-13 Philip Warren Martin Radiation detecting device
GB2005395A (en) * 1977-10-03 1979-04-19 Schlumberger Ltd Cryostat for borehole sonde employing semiconductor detector
EP0096975A1 (en) * 1982-06-16 1983-12-28 Halliburton Company Gamma ray spectral tool for borehole use
US4503327A (en) * 1982-07-06 1985-03-05 Dresser Industries, Inc. Combination thermal and radiation shield
GB2175085A (en) * 1985-05-16 1986-11-19 Nl Industries Inc System for simultaneous gamma-gamma formation density logging while drilling
GB2199940A (en) * 1987-01-16 1988-07-20 Nl Petroleum Services Logging apparatus and method

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB786194A (en) * 1954-05-24 1957-11-13 Philip Warren Martin Radiation detecting device
GB2005395A (en) * 1977-10-03 1979-04-19 Schlumberger Ltd Cryostat for borehole sonde employing semiconductor detector
EP0096975A1 (en) * 1982-06-16 1983-12-28 Halliburton Company Gamma ray spectral tool for borehole use
US4503327A (en) * 1982-07-06 1985-03-05 Dresser Industries, Inc. Combination thermal and radiation shield
GB2175085A (en) * 1985-05-16 1986-11-19 Nl Industries Inc System for simultaneous gamma-gamma formation density logging while drilling
GB2199940A (en) * 1987-01-16 1988-07-20 Nl Petroleum Services Logging apparatus and method

Also Published As

Publication number Publication date
CA2046738A1 (en) 1992-10-06
GB9116550D0 (en) 1991-09-11
GB2254418A (en) 1992-10-07

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010731