FR2489532A1 - Dispositif de mesure simultanee des durees de vie des neutrons dans un sondage et dans les formations de terrain environnantes - Google Patents
Dispositif de mesure simultanee des durees de vie des neutrons dans un sondage et dans les formations de terrain environnantes Download PDFInfo
- Publication number
- FR2489532A1 FR2489532A1 FR8116481A FR8116481A FR2489532A1 FR 2489532 A1 FR2489532 A1 FR 2489532A1 FR 8116481 A FR8116481 A FR 8116481A FR 8116481 A FR8116481 A FR 8116481A FR 2489532 A1 FR2489532 A1 FR 2489532A1
- Authority
- FR
- France
- Prior art keywords
- neutrons
- neutron
- thermal
- sounding
- survey
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
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- 230000005855 radiation Effects 0.000 claims abstract description 39
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- 238000012549 training Methods 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 7
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- 230000014509 gene expression Effects 0.000 description 5
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- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 3
- 238000003705 background correction Methods 0.000 description 3
- 239000000460 chlorine Substances 0.000 description 3
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- 229910052716 thallium Inorganic materials 0.000 description 1
- BKVIYDNLLOSFOA-UHFFFAOYSA-N thallium Chemical compound [Tl] BKVIYDNLLOSFOA-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000010200 validation analysis Methods 0.000 description 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
- G01V5/102—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 the neutron source being of the pulsed type
-
- 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
- G01N23/22—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 measuring secondary emission from the material
- G01N23/221—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 measuring secondary emission from the material by activation analysis
- G01N23/222—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 measuring secondary emission from the material by activation analysis using neutron activation analysis [NAA]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/07—Investigating materials by wave or particle radiation secondary emission
- G01N2223/074—Investigating materials by wave or particle radiation secondary emission activation analysis
- G01N2223/0745—Investigating materials by wave or particle radiation secondary emission activation analysis neutron-gamma activation analysis
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/60—Specific applications or type of materials
- G01N2223/616—Specific applications or type of materials earth materials
Landscapes
- Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Geophysics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Geophysics And Detection Of Objects (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Measurement Of Radiation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US18217280A | 1980-08-28 | 1980-08-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2489532A1 true FR2489532A1 (fr) | 1982-03-05 |
| FR2489532B1 FR2489532B1 (enrdf_load_stackoverflow) | 1984-12-21 |
Family
ID=22667336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8116481A Granted FR2489532A1 (fr) | 1980-08-28 | 1981-08-28 | Dispositif de mesure simultanee des durees de vie des neutrons dans un sondage et dans les formations de terrain environnantes |
Country Status (3)
| Country | Link |
|---|---|
| CA (1) | CA1165017A (enrdf_load_stackoverflow) |
| FR (1) | FR2489532A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2083213B (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5778673A (en) | 1980-10-02 | 1982-05-17 | Toshiba Corp | Automatic loading device |
| US4507554A (en) * | 1983-02-07 | 1985-03-26 | Schlumberger Technology Corporation | Method and apparatus for determining borehole and formation constituents |
| US4712007A (en) * | 1985-04-01 | 1987-12-08 | S.I.E., Inc. | Pulsed neutron logging method using cumulative count curves |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3133195A (en) * | 1958-12-05 | 1964-05-12 | California Research Corp | Neutron slowing down and absorption logging method |
| US3705304A (en) * | 1967-05-31 | 1972-12-05 | Dresser Ind | Pulsed neutron well logging apparatus having means to vary the neutron generator pulse repetition rate |
| US4152590A (en) * | 1977-05-19 | 1979-05-01 | Texaco Inc. | Simultaneous thermal neutron decay time and porosity logging system |
| FR2440004A1 (fr) * | 1978-10-26 | 1980-05-23 | Schlumberger Prospection | Procede et dispositif pour la mesure de caracteristiques de neutrons thermiques |
-
1981
- 1981-07-21 CA CA000382141A patent/CA1165017A/en not_active Expired
- 1981-08-14 GB GB8124933A patent/GB2083213B/en not_active Expired
- 1981-08-28 FR FR8116481A patent/FR2489532A1/fr active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3133195A (en) * | 1958-12-05 | 1964-05-12 | California Research Corp | Neutron slowing down and absorption logging method |
| US3705304A (en) * | 1967-05-31 | 1972-12-05 | Dresser Ind | Pulsed neutron well logging apparatus having means to vary the neutron generator pulse repetition rate |
| US4152590A (en) * | 1977-05-19 | 1979-05-01 | Texaco Inc. | Simultaneous thermal neutron decay time and porosity logging system |
| FR2440004A1 (fr) * | 1978-10-26 | 1980-05-23 | Schlumberger Prospection | Procede et dispositif pour la mesure de caracteristiques de neutrons thermiques |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2083213B (en) | 1984-04-11 |
| GB2083213A (en) | 1982-03-17 |
| CA1165017A (en) | 1984-04-03 |
| FR2489532B1 (enrdf_load_stackoverflow) | 1984-12-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |