FR2489533A1 - Procede de mesure simultanee des durees de vie des neutrons dans un sondage et les formations de terrain environnantes - Google Patents
Procede de mesure simultanee des durees de vie des neutrons dans un sondage et les formations de terrain environnantes Download PDFInfo
- Publication number
- FR2489533A1 FR2489533A1 FR8116482A FR8116482A FR2489533A1 FR 2489533 A1 FR2489533 A1 FR 2489533A1 FR 8116482 A FR8116482 A FR 8116482A FR 8116482 A FR8116482 A FR 8116482A FR 2489533 A1 FR2489533 A1 FR 2489533A1
- Authority
- FR
- France
- Prior art keywords
- neutrons
- sounding
- neutron
- survey
- thermal
- 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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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)
- Immunology (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Pathology (AREA)
- Health & Medical Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (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 |
|---|---|---|---|
| US18217180A | 1980-08-28 | 1980-08-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2489533A1 true FR2489533A1 (fr) | 1982-03-05 |
| FR2489533B1 FR2489533B1 (enrdf_load_stackoverflow) | 1984-12-21 |
Family
ID=22667332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8116482A Granted FR2489533A1 (fr) | 1980-08-28 | 1981-08-28 | Procede de mesure simultanee des durees de vie des neutrons dans un sondage et les formations de terrain environnantes |
Country Status (3)
| Country | Link |
|---|---|
| CA (1) | CA1162660A (enrdf_load_stackoverflow) |
| FR (1) | FR2489533A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2083211B (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1225469A (en) * | 1983-06-22 | 1987-08-11 | Mobil Oil Corporation | Accelerator-type neutron source and a method of controlling the same |
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 CA000382171A patent/CA1162660A/en not_active Expired
- 1981-08-14 GB GB8124931A patent/GB2083211B/en not_active Expired
- 1981-08-28 FR FR8116482A patent/FR2489533A1/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 |
|---|---|
| GB2083211B (en) | 1984-04-11 |
| FR2489533B1 (enrdf_load_stackoverflow) | 1984-12-21 |
| CA1162660A (en) | 1984-02-21 |
| GB2083211A (en) | 1982-03-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |