NO991154L - Fremgangsmåte for å stabilisere en scintillasjonsdetektor - Google Patents
Fremgangsmåte for å stabilisere en scintillasjonsdetektorInfo
- Publication number
- NO991154L NO991154L NO991154A NO991154A NO991154L NO 991154 L NO991154 L NO 991154L NO 991154 A NO991154 A NO 991154A NO 991154 A NO991154 A NO 991154A NO 991154 L NO991154 L NO 991154L
- Authority
- NO
- Norway
- Prior art keywords
- stabilizing
- scintillation detector
- scintillation
- detector
- Prior art date
Links
- 230000000087 stabilizing effect Effects 0.000 title 1
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
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/36—Measuring spectral distribution of X-rays or of nuclear radiation spectrometry
- G01T1/40—Stabilisation of spectrometers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V13/00—Manufacturing, calibrating, cleaning, or repairing instruments or devices covered by groups G01V1/00 – G01V11/00
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Geophysics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Measurement Of Radiation (AREA)
- Geophysics And Detection Of Objects (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/038,212 US6051830A (en) | 1998-03-11 | 1998-03-11 | Method for stabilizing a scintillation detector |
Publications (2)
Publication Number | Publication Date |
---|---|
NO991154D0 NO991154D0 (no) | 1999-03-10 |
NO991154L true NO991154L (no) | 1999-09-13 |
Family
ID=21898669
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO991154A NO991154L (no) | 1998-03-11 | 1999-03-10 | Fremgangsmåte for å stabilisere en scintillasjonsdetektor |
Country Status (4)
Country | Link |
---|---|
US (1) | US6051830A (no) |
EP (1) | EP0942296A3 (no) |
CA (1) | CA2264426A1 (no) |
NO (1) | NO991154L (no) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7081616B2 (en) | 2003-12-12 | 2006-07-25 | Schlumberger Technology Corporation | Downhole gamma-ray detection |
US7253401B2 (en) * | 2004-03-15 | 2007-08-07 | Weatherford Canada Partnership | Spectral gamma ray logging-while-drilling system |
US7202456B2 (en) * | 2004-09-29 | 2007-04-10 | Precision Energy Services, Inc. | Gain stabilization apparatus and methods for spectral gamma ray measurement systems |
US7482578B2 (en) * | 2006-06-12 | 2009-01-27 | Lonkar Services, Ltd. | Gamma radiation spectral logging system and method for processing gamma radiation spectra |
US8143569B2 (en) * | 2008-09-26 | 2012-03-27 | Siemens Medical Solutions Usa, Inc. | Imaging system and method for tuning same |
US8173953B2 (en) * | 2008-11-10 | 2012-05-08 | Schlumberger Technology Corporation | Gain stabilization of gamma-ray scintillation detector |
US8546749B2 (en) * | 2008-11-10 | 2013-10-01 | Schlumberger Technology Corporation | Intrinsic radioactivity in a scintillator as count rate reference |
US8536517B2 (en) * | 2008-11-10 | 2013-09-17 | Schlumberger Technology Corporation | Scintillator based radiation detection |
US20100128852A1 (en) * | 2008-11-24 | 2010-05-27 | Veritainer Corporation | Detector Characterization and Calibration |
US8022355B2 (en) * | 2009-08-04 | 2011-09-20 | Thermo Fisher Scientific Inc. | Scintillation detector gain control system using reference radiation |
US9329302B2 (en) * | 2012-09-27 | 2016-05-03 | Schlumberger Technology Corporation | Use of spectral information to extend temperature range of gamma-ray detector |
DE102013022357B3 (de) | 2013-08-07 | 2022-05-25 | Berthold Technologies Gmbh & Co. Kg | Radiometrisches Messsystem |
WO2015069240A1 (en) | 2013-11-06 | 2015-05-14 | Halliburton Energy Services, Inc. | Gamma ray detectors with gain stabilization |
AU2013406808B2 (en) | 2013-12-04 | 2017-02-02 | Halliburton Energy Services, Inc. | Temperature correction of a gamma detector |
US9702990B2 (en) * | 2015-11-18 | 2017-07-11 | Weatherford Technology Holdings, Llc | Gain stabilization of radiation detectors via spectrum analysis |
EP3520080A4 (en) * | 2016-09-30 | 2020-06-17 | General Electric Company | SYSTEMS AND METHODS FOR SPECTRAL ANALYSIS AND GAIN ADJUSTMENT |
GB2589780B (en) * | 2018-07-05 | 2022-09-28 | Schlumberger Technology Bv | Drilling fluid activation correction via neutron generator modulation |
WO2020014116A1 (en) * | 2018-07-09 | 2020-01-16 | Schlumberger Technology Corporation | Drilling fluid activation correction methodology |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2211664B1 (no) * | 1972-12-21 | 1976-08-27 | Schlumberger Prospection | |
US3862417A (en) * | 1973-07-23 | 1975-01-21 | Halliburton Co | Dual function logging tool and method |
US4053767A (en) * | 1976-08-23 | 1977-10-11 | Halliburton Company | Method and apparatus for stabilizing signals in radioactive well logging tools |
DE2826484C2 (de) * | 1978-06-16 | 1982-08-26 | Laboratorium Prof. Dr. Rudolf Berthold, 7547 Wildbad | Regelverfahren zur automatischen Driftstabilisierung bei einer Strahlungsmessung und Verwendungen bei diesem Verfahren |
US4300043A (en) * | 1979-05-29 | 1981-11-10 | Halliburton Company | Stabilized radioactive logging method and apparatus |
JPS58200186A (ja) * | 1982-05-17 | 1983-11-21 | Mitsubishi Electric Corp | ゲインスタビライザ |
US4450354A (en) * | 1982-07-06 | 1984-05-22 | Halliburton Company | Gain stabilized natural gamma ray detection of casing thickness in a borehole |
EP0224351A1 (en) * | 1985-11-22 | 1987-06-03 | Mobil Oil Corporation | A gamma-ray logging system |
US4825073A (en) * | 1987-12-14 | 1989-04-25 | Halliburton Logging Services Inc. | Method for determining depth of penetration of radioactive tracers in formation fractures |
US5180917A (en) * | 1991-08-08 | 1993-01-19 | Schlumberger Technology Corporation | Self-calibrating proportional counter |
US5171986A (en) * | 1991-09-27 | 1992-12-15 | Schlumberger Technology Corporation | Methods and apparatus for calibration of BGO scintillator gamma ray energy spectra |
US5272336A (en) * | 1992-01-31 | 1993-12-21 | Halliburton Logging Services Inc. | Temperature corrections of measurements made with scintillation detectors |
US5360975A (en) * | 1993-04-23 | 1994-11-01 | Schlumberger Technology Corporation | Method of gain regulation for downhole spectroscopy tools without using a calibration source |
US5459314A (en) * | 1993-08-12 | 1995-10-17 | Schlumberger Technology Corporation | Method for correcting density measurements that are affected by natural and neutron-induced gamma radiation |
US5600135A (en) * | 1995-06-06 | 1997-02-04 | Halliburton Company | Spectral gain stabilization using gross shape features of largely invariant spectra |
US5706003A (en) * | 1995-08-22 | 1998-01-06 | Schlumberger Technology Corporation | Apparatus and method for cancellation of offset in gamma spectrum data |
US5912460A (en) * | 1997-03-06 | 1999-06-15 | Schlumberger Technology Corporation | Method for determining formation density and formation photo-electric factor with a multi-detector-gamma-ray tool |
-
1998
- 1998-03-11 US US09/038,212 patent/US6051830A/en not_active Expired - Lifetime
-
1999
- 1999-03-03 CA CA002264426A patent/CA2264426A1/en not_active Abandoned
- 1999-03-09 EP EP99301753A patent/EP0942296A3/en not_active Withdrawn
- 1999-03-10 NO NO991154A patent/NO991154L/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP0942296A2 (en) | 1999-09-15 |
EP0942296A3 (en) | 2004-06-16 |
CA2264426A1 (en) | 1999-09-11 |
NO991154D0 (no) | 1999-03-10 |
US6051830A (en) | 2000-04-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC2A | Withdrawal, rejection or dismissal of laid open patent application |