IT1152548B - Procedimento ed apparecchiatura per la correzione ambientale di registrazioni o log die neutroni termici - Google Patents
Procedimento ed apparecchiatura per la correzione ambientale di registrazioni o log die neutroni termiciInfo
- Publication number
- IT1152548B IT1152548B IT23226/82A IT2322682A IT1152548B IT 1152548 B IT1152548 B IT 1152548B IT 23226/82 A IT23226/82 A IT 23226/82A IT 2322682 A IT2322682 A IT 2322682A IT 1152548 B IT1152548 B IT 1152548B
- Authority
- IT
- Italy
- Prior art keywords
- records
- procedure
- equipment
- thermal neutrons
- environmental correction
- Prior art date
Links
- 230000007613 environmental 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
- G01V5/10—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
- G01V5/107—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 reflected or back-scattered neutrons
- G01V5/108—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 reflected or back-scattered neutrons the neutron source being of the pulsed type
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)
- Geophysics And Detection Of Objects (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/302,092 US4445033A (en) | 1981-09-14 | 1981-09-14 | Methods and apparatus for environmental correction of thermal neutron logs |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT8223226A0 IT8223226A0 (it) | 1982-09-13 |
| IT1152548B true IT1152548B (it) | 1987-01-07 |
Family
ID=23166218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT23226/82A IT1152548B (it) | 1981-09-14 | 1982-09-13 | Procedimento ed apparecchiatura per la correzione ambientale di registrazioni o log die neutroni termici |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4445033A (it) |
| JP (1) | JPS58117480A (it) |
| CA (1) | CA1182741A (it) |
| DZ (1) | DZ457A1 (it) |
| EG (1) | EG16272A (it) |
| FR (1) | FR2513386B1 (it) |
| GB (1) | GB2109926B (it) |
| IT (1) | IT1152548B (it) |
| NO (1) | NO822887L (it) |
| NZ (1) | NZ201894A (it) |
| OA (1) | OA07209A (it) |
| PH (1) | PH19652A (it) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8331914D0 (en) * | 1983-11-30 | 1984-01-04 | Atomic Energy Authority Uk | Inspection of buried pipelines |
| US5128541A (en) * | 1986-10-03 | 1992-07-07 | Schlumberger Technology Corporation | Thermal decay time logging method |
| US4958073A (en) * | 1988-12-08 | 1990-09-18 | Schlumberger Technology Corporation | Apparatus for fine spatial resolution measurments of earth formations |
| US5506769A (en) * | 1990-10-05 | 1996-04-09 | Halliburton Logging Services, Inc. | Method for enhancing vertical resolution of nuclear well logging instruments |
| US5105080A (en) * | 1991-04-02 | 1992-04-14 | Schlumberger Technology Corporation | Method and apparatus for determining the respective contributions of borehole and earth formation in gamma ray spectroscopy |
| US6064063A (en) * | 1997-11-06 | 2000-05-16 | Western Atlas International, Inc. | Method for determining thermal neutron capture cross-section of earth formations using measurement from multiple capture gamma ray detectors |
| US6124590A (en) * | 1997-11-06 | 2000-09-26 | Western Atlas International, Inc. | Method for determining thermal neutron capture cross-section of earth formations using measurements from multiple capture gamma ray detectors |
| US7253402B2 (en) * | 2003-09-30 | 2007-08-07 | Baker Hughes Incorporated | Apparatus and method for determining thermal neutron capture cross section of a subsurface formation from a borehole using multiple detectors |
| JP4836235B2 (ja) * | 2005-09-14 | 2011-12-14 | イーグルクランプ株式会社 | クランプにおけるワーク滑落防止装置 |
| US9304214B2 (en) * | 2010-06-30 | 2016-04-05 | Schlumberger Technology Corporation | Neutron detection using a shielded gamma detector |
| US9568639B2 (en) | 2014-05-16 | 2017-02-14 | Schlumberger Technology Corporation | Borehole tool calibration method |
| US9575208B2 (en) | 2014-05-16 | 2017-02-21 | Schlumberger Technology Corporation | Geological constituent estimation using calculated spectra relationships |
| US10451767B2 (en) | 2016-09-26 | 2019-10-22 | Halliburton Energy Services, Inc. | Neutron porosity log casing thickness corrections |
| WO2019093917A1 (en) | 2017-11-08 | 2019-05-16 | Baker Hughes, A Ge Company, Llc | Evaluation of formation composition using neutron induced gamma spectroscopy tools |
| CN112302641A (zh) * | 2020-10-29 | 2021-02-02 | 中国石油天然气集团有限公司 | 一种随钻中子孔隙度测井仪的井场校验装置及使用方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3509342A (en) * | 1966-12-08 | 1970-04-28 | Schlumberger Technology Corp | Two detector pulsed neutron logging tool |
| US3859524A (en) * | 1969-09-25 | 1975-01-07 | Schlumberger Technology Corp | Method and apparatus for automatic correction of measured thermal neutron decay time |
| US3818225A (en) * | 1972-09-18 | 1974-06-18 | Texaco Inc | Methods for thermal neutron diffusion coefficient logging |
| US3890501A (en) * | 1973-05-01 | 1975-06-17 | Schlumberger Technology Corp | Neutron logging reliability techniques and apparatus |
| US4095102A (en) * | 1976-09-30 | 1978-06-13 | Schlumberger Technology Corporation | Hydrocarbon detection utilizing neutron borehole measurements |
| IE49620B1 (en) * | 1978-10-26 | 1985-11-13 | Schlumberger Ltd | Method and apparatus for measuring thermal neutron characteristics |
| US4223218A (en) * | 1978-10-26 | 1980-09-16 | Schlumberger Technology Corporation | Methods and apparatus for optimizing measurements of thermal neutron decay characteristics |
| US4224516A (en) * | 1978-10-26 | 1980-09-23 | Schlumberger Technology Corporation | Methods and apparatus for measuring thermal neutron decay characteristics of earth formations |
| US4350888A (en) * | 1980-09-02 | 1982-09-21 | Halliburton Company | Method and system for determining thermal neutron lifetime of earth formations |
-
1981
- 1981-09-14 US US06/302,092 patent/US4445033A/en not_active Expired - Lifetime
-
1982
- 1982-08-26 NO NO822887A patent/NO822887L/no unknown
- 1982-09-09 GB GB08225732A patent/GB2109926B/en not_active Expired
- 1982-09-09 FR FR8215304A patent/FR2513386B1/fr not_active Expired
- 1982-09-10 PH PH27860A patent/PH19652A/en unknown
- 1982-09-13 JP JP57159408A patent/JPS58117480A/ja active Granted
- 1982-09-13 NZ NZ201894A patent/NZ201894A/en unknown
- 1982-09-13 IT IT23226/82A patent/IT1152548B/it active
- 1982-09-13 DZ DZ826654A patent/DZ457A1/fr active
- 1982-09-13 CA CA000411275A patent/CA1182741A/en not_active Expired
- 1982-09-14 EG EG55782A patent/EG16272A/xx active
- 1982-09-14 OA OA57801A patent/OA07209A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB2109926A (en) | 1983-06-08 |
| OA07209A (fr) | 1984-04-30 |
| CA1182741A (en) | 1985-02-19 |
| DZ457A1 (fr) | 2004-09-13 |
| EG16272A (en) | 1993-12-30 |
| NO822887L (no) | 1983-03-15 |
| IT8223226A0 (it) | 1982-09-13 |
| NZ201894A (en) | 1985-09-13 |
| PH19652A (en) | 1986-06-09 |
| US4445033A (en) | 1984-04-24 |
| JPS58117480A (ja) | 1983-07-13 |
| JPH0331234B2 (it) | 1991-05-02 |
| FR2513386B1 (fr) | 1986-03-14 |
| FR2513386A1 (fr) | 1983-03-25 |
| GB2109926B (en) | 1985-06-05 |
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