NZ178752A - Well logging by comparison oif expected and found gamma ray spectra - Google Patents
Well logging by comparison oif expected and found gamma ray spectraInfo
- Publication number
- NZ178752A NZ178752A NZ178752A NZ17875275A NZ178752A NZ 178752 A NZ178752 A NZ 178752A NZ 178752 A NZ178752 A NZ 178752A NZ 17875275 A NZ17875275 A NZ 17875275A NZ 178752 A NZ178752 A NZ 178752A
- Authority
- NZ
- New Zealand
- Prior art keywords
- oif
- expected
- comparison
- gamma ray
- well logging
- Prior art date
Links
- 238000000084 gamma-ray spectrum 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
- 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
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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US531941A US3928763A (en) | 1974-12-12 | 1974-12-12 | Measurement of subsurface formation lithology, including shaliness, using capture gamma spectroscopy |
| US531940A US3930154A (en) | 1974-12-12 | 1974-12-12 | Measurement of subsurface formation lithology, including composition and fluids, using gamma spectroscopy and thermal neutron decay |
| US531939A US3930153A (en) | 1974-12-12 | 1974-12-12 | Measurement of subsurface formation lithology, including composition and fluids, using capture gamma spectroscopy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NZ178752A true NZ178752A (en) | 1978-06-02 |
Family
ID=27415080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NZ178752A NZ178752A (en) | 1974-12-12 | 1975-09-22 | Well logging by comparison oif expected and found gamma ray spectra |
Country Status (8)
| Country | Link |
|---|---|
| AU (1) | AU8508775A (en) |
| BR (1) | BR7507988A (en) |
| CA (1) | CA1050173A (en) |
| DK (1) | DK564475A (en) |
| GB (1) | GB1511278A (en) |
| NL (1) | NL7512760A (en) |
| NO (1) | NO145742C (en) |
| NZ (1) | NZ178752A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4602160A (en) * | 1983-09-28 | 1986-07-22 | Sentrol Systems Ltd. | Infrared constituent analyzer and control system |
| CN110244343B (en) * | 2019-05-24 | 2024-08-02 | 广东太微加速器有限公司 | Pulse period testing device and method for neutron beam |
| CN116202596B (en) * | 2023-04-27 | 2023-07-07 | 海默新宸水下技术(上海)有限公司 | Gamma empty pipe count real-time correction method |
-
1975
- 1975-09-12 GB GB37532/75A patent/GB1511278A/en not_active Expired
- 1975-09-22 NZ NZ178752A patent/NZ178752A/en unknown
- 1975-09-23 AU AU85087/75A patent/AU8508775A/en not_active Expired
- 1975-10-15 NO NO753481A patent/NO145742C/en unknown
- 1975-10-29 CA CA238,592A patent/CA1050173A/en not_active Expired
- 1975-10-31 NL NL7512760A patent/NL7512760A/en not_active Application Discontinuation
- 1975-12-02 BR BR7507988*A patent/BR7507988A/en unknown
- 1975-12-11 DK DK564475A patent/DK564475A/en not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| BR7507988A (en) | 1976-08-24 |
| NO145742B (en) | 1982-02-08 |
| NO145742C (en) | 1982-05-26 |
| GB1511278A (en) | 1978-05-17 |
| AU8508775A (en) | 1977-04-07 |
| NO753481L (en) | 1976-06-15 |
| NL7512760A (en) | 1976-06-15 |
| DK564475A (en) | 1976-06-13 |
| CA1050173A (en) | 1979-03-06 |
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