BRPI0909219A2 - Correção de fundo inelástico para um instrumento pulsado a nêutron - Google Patents

Correção de fundo inelástico para um instrumento pulsado a nêutron

Info

Publication number
BRPI0909219A2
BRPI0909219A2 BRPI0909219-6A BRPI0909219A BRPI0909219A2 BR PI0909219 A2 BRPI0909219 A2 BR PI0909219A2 BR PI0909219 A BRPI0909219 A BR PI0909219A BR PI0909219 A2 BRPI0909219 A2 BR PI0909219A2
Authority
BR
Brazil
Prior art keywords
neutron
background correction
pulsed
instrument
inelastic
Prior art date
Application number
BRPI0909219-6A
Other languages
English (en)
Inventor
Xiaogang Han
Richard Pemper
Original Assignee
Baker Hughes 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 Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of BRPI0909219A2 publication Critical patent/BRPI0909219A2/pt
Publication of BRPI0909219B1 publication Critical patent/BRPI0909219B1/pt

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01VGEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/04Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging
    • G01V5/08Prospecting 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
    • G01V5/10Prospecting 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
    • G01V5/101Prospecting 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/005Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by using neutrons
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01TMEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T3/00Measuring neutron radiation
    • G01T3/001Spectrometry
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01VGEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/04Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging
    • G01V5/08Prospecting 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
    • G01V5/10Prospecting 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

Landscapes

  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measurement Of Radiation (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
BRPI0909219-6A 2008-03-26 2009-03-26 método para correção de dados coletados com um instrumento emissor de nêutron e instrumento emissor de nêutron BRPI0909219B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/055,599 2008-03-26
US12/055,599 US7718955B2 (en) 2008-03-26 2008-03-26 Inelastic background correction for a pulsed-neutron instrument
PCT/US2009/038314 WO2009120817A2 (en) 2008-03-26 2009-03-26 Inelastic background correction for a pulsed-neutron instrument

Publications (2)

Publication Number Publication Date
BRPI0909219A2 true BRPI0909219A2 (pt) 2015-08-25
BRPI0909219B1 BRPI0909219B1 (pt) 2021-03-02

Family

ID=41114696

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0909219-6A BRPI0909219B1 (pt) 2008-03-26 2009-03-26 método para correção de dados coletados com um instrumento emissor de nêutron e instrumento emissor de nêutron

Country Status (5)

Country Link
US (1) US7718955B2 (pt)
BR (1) BRPI0909219B1 (pt)
GB (1) GB2471043B (pt)
NO (1) NO343806B1 (pt)
WO (1) WO2009120817A2 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2763285C (en) 2009-05-22 2018-01-09 Schlumberger Canada Limited Optimization of neutron-gamma tools for inelastic gamma-ray logging
US8384018B2 (en) * 2010-08-06 2013-02-26 Thermo Fisher Scientific Inc. Increase of neutron flux with gamma shielding
US9057794B2 (en) * 2010-08-26 2015-06-16 Schlumberger Technology Corporation Method for measuring subterranean formation density using a neutron generator
US9261612B2 (en) 2013-04-26 2016-02-16 Baker Hughes Incorporated Nuclear radiation detector calibration downhole
US9417355B2 (en) 2013-12-31 2016-08-16 Schlumberger Technology Corporation Composition-matched inelastic or capture spectroscopy tool
WO2017008078A2 (en) * 2015-07-09 2017-01-12 Advanced Nuclear Devices Corporation Apparatuses, methods and systems for downhole imaging
US10162078B2 (en) * 2017-01-12 2018-12-25 Baker Hughes In-well monitoring of components of downhole tools
CA3102931C (en) 2018-06-12 2023-10-03 Weatherford Technology Holdings, Llc Determination of elemental concentrations from the capture and inelastic energy spectra
US20250383470A1 (en) * 2024-06-18 2025-12-18 Halliburton Energy Services, Inc. Integrated Pulsed Neutron Logging Tool for Spectroscopy and Porosity Measurements

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3932747A (en) 1974-05-23 1976-01-13 Schlumberger Technology Corporation Nonfluid-filled borehole logging apparatus
US4232220A (en) * 1979-05-04 1980-11-04 Schlumberger Technology Corporation Background subtraction system for pulsed neutron logging of earth boreholes
US4390783A (en) 1980-08-04 1983-06-28 Schlumberger Technology Corporation Spectroscopic analysis with background compensation
USRE33176E (en) * 1983-02-25 1990-03-06 Bowser-Morner, Inc. Method for measuring density of a bulk material in a stockpile
DE69319242T2 (de) 1993-08-27 1998-11-05 Halliburton Energy Serv Inc Geraet zum Messen von Gammaspektren in verrohrtem Bohrloch
US5374823A (en) 1993-10-28 1994-12-20 Computalog U.S.A., Inc. Pulsed neutron decay tool for measuring gamma radiation energy spectra for fast neutron inelastic collisions and thermal neutron capture events
US5440118A (en) * 1994-03-31 1995-08-08 Schlumberger Technology Corporation Methods and apparatus for determining formation lithology by gamma ray spectroscopy
US5804820A (en) * 1994-09-16 1998-09-08 Schlumberger Technology Corporation Method for determining density of an earth formation
US5521378A (en) * 1995-02-01 1996-05-28 Schlumberger Technology Corporation Method and apparatus for gamma ray logging of underground formations
US6289283B1 (en) 1999-02-19 2001-09-11 Schlumberger Technology Corporation Downhole tool data correction method and apparatus
US6389367B1 (en) 1999-03-10 2002-05-14 Schlumberger Technology Corporation Method and apparatus for calibrating readings of a downhole tool
US20030178560A1 (en) 2002-03-19 2003-09-25 Odom Richard C. Apparatus and method for determining density, porosity and fluid saturation of formations penetrated by a borehole
US8050866B2 (en) 2003-09-25 2011-11-01 Halliburton Energy Services, Inc. Pulsed-neutron formation density

Also Published As

Publication number Publication date
NO343806B1 (no) 2019-06-11
WO2009120817A3 (en) 2010-01-14
BRPI0909219B1 (pt) 2021-03-02
US20090242746A1 (en) 2009-10-01
GB201016520D0 (en) 2010-11-17
WO2009120817A2 (en) 2009-10-01
US7718955B2 (en) 2010-05-18
GB2471043A (en) 2010-12-15
NO20101323L (no) 2010-10-26
GB2471043B (en) 2012-05-23

Similar Documents

Publication Publication Date Title
DK2466312T3 (da) Phosphoethanolamine som biomarkør for depression
GB2470314B (en) Surgical instrument
BRPI1007927A2 (pt) instrumento de grampeamento cirúrgico
EP2265190A4 (en) SURGICAL INSTRUMENTS
IL246531B (en) Modifying a chart
BRPI0908874A2 (pt) mecanismo de posicionamento de um leito
HRP20150477T8 (hr) Postupci dobivanja derivata kinazolona
GB0800968D0 (en) Surgical instrument
EP2311518A4 (en) MEDICAL INSTRUMENT
EP2258421A4 (en) MEDICAL INSTRUMENT
HUE047664T2 (hu) DGNSS korrekció helymeghatározáshoz
BRPI0909219A2 (pt) Correção de fundo inelástico para um instrumento pulsado a nêutron
BRPI1014278A2 (pt) uma nova formulação de metaxalona
ES1072914Y (es) Instrumento musical
BR112013011457A2 (pt) recalibração de instrumentos
GB201017426D0 (en) A surgical instrument
GB0803041D0 (en) Surgical instrument
GB0823616D0 (en) Instrument
DE112009000306A5 (de) Verstelleinrichtung
BRPI0913872A2 (pt) multi-bandagem
BRPI1007994A2 (pt) metabólitos análogos de ceramida
IT1392058B1 (it) Strumento operatorio, particolarmente per microchirurgia laringea
EP2239543A4 (en) INSTRUMENT OF INDICATION
DE202008016969U8 (de) Chirurgieinstrument
GB0819380D0 (en) A surgical instrument

Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 02/03/2021, OBSERVADAS AS CONDICOES LEGAIS.