NO970319L - Apparat og fremgangsmåte for å undertrykke mikrofonstöy i proporsjonaltellere for logging under boring - Google Patents

Apparat og fremgangsmåte for å undertrykke mikrofonstöy i proporsjonaltellere for logging under boring

Info

Publication number
NO970319L
NO970319L NO970319A NO970319A NO970319L NO 970319 L NO970319 L NO 970319L NO 970319 A NO970319 A NO 970319A NO 970319 A NO970319 A NO 970319A NO 970319 L NO970319 L NO 970319L
Authority
NO
Norway
Prior art keywords
during drilling
microphone noise
proportional counters
logging during
suppressing
Prior art date
Application number
NO970319A
Other languages
English (en)
Other versions
NO970319D0 (no
NO317441B1 (no
Inventor
W Robert Sloan
Philip L Kurkoski
Jacques M Holenka
Original Assignee
Anadrill Int 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 US08/637,567 external-priority patent/US5635711A/en
Application filed by Anadrill Int Sa filed Critical Anadrill Int Sa
Publication of NO970319D0 publication Critical patent/NO970319D0/no
Publication of NO970319L publication Critical patent/NO970319L/no
Publication of NO317441B1 publication Critical patent/NO317441B1/no

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
    • E21B47/017—Protecting measuring instruments
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T3/00—Measuring neutron radiation
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Geophysics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Measurement Of Radiation (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
NO19970319A 1996-01-25 1997-01-24 Apparat og fremgangsmate for a undertrykke mikrofonstoy i proporsjonaltellere for logging under boring NO317441B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1105096P 1996-01-25 1996-01-25
US08/637,567 US5635711A (en) 1996-04-25 1996-04-25 Apparatus and method for the suppression of microphonic noise in proportional counters for borehole logging-while-drilling

Publications (3)

Publication Number Publication Date
NO970319D0 NO970319D0 (no) 1997-01-24
NO970319L true NO970319L (no) 1997-07-28
NO317441B1 NO317441B1 (no) 2004-11-01

Family

ID=26681920

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19970319A NO317441B1 (no) 1996-01-25 1997-01-24 Apparat og fremgangsmate for a undertrykke mikrofonstoy i proporsjonaltellere for logging under boring

Country Status (4)

Country Link
EP (1) EP0786674B1 (no)
CA (1) CA2195723A1 (no)
DE (1) DE69725630D1 (no)
NO (1) NO317441B1 (no)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104007331B (zh) * 2013-02-21 2016-09-21 中国石油化工股份有限公司 用于采集分析井场噪声的装置及方法
US11774628B2 (en) 2019-05-24 2023-10-03 Halliburton Energy Services, Inc. Probabilistically distinguishing between true and false scintillator pulses

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4879463A (en) * 1987-12-14 1989-11-07 Schlumberger Technology Corporation Method and apparatus for subsurface formation evaluation
US5023450A (en) * 1990-04-12 1991-06-11 Halliburton Logging Services, Inc. Method for discriminating microphonic noise in proportional counters
US5483061A (en) * 1994-09-07 1996-01-09 Schlumberger Technology Corporation Gamma ray scintillation detector apparatus and method for reducing shock induced noise

Also Published As

Publication number Publication date
CA2195723A1 (en) 1997-07-26
EP0786674A3 (en) 1999-05-19
NO970319D0 (no) 1997-01-24
EP0786674B1 (en) 2003-10-22
EP0786674A2 (en) 1997-07-30
NO317441B1 (no) 2004-11-01
DE69725630D1 (de) 2003-11-27

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Legal Events

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