BRPI0909219A2 - Correção de fundo inelástico para um instrumento pulsado a nêutron - Google Patents
Correção de fundo inelástico para um instrumento pulsado a nêutronInfo
- 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
Links
- 238000003705 background correction Methods 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
- G01V5/10—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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating 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
- G01N23/005—Investigating 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T3/00—Measuring neutron radiation
- G01T3/001—Spectrometry
-
- 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
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)
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)
| 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)
| 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 |
-
2008
- 2008-03-26 US US12/055,599 patent/US7718955B2/en active Active
-
2009
- 2009-03-26 GB GB1016520.7A patent/GB2471043B/en active Active
- 2009-03-26 WO PCT/US2009/038314 patent/WO2009120817A2/en not_active Ceased
- 2009-03-26 BR BRPI0909219-6A patent/BRPI0909219B1/pt active IP Right Grant
-
2010
- 2010-09-23 NO NO20101323A patent/NO343806B1/no unknown
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 |
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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. |