DE2756328A1 - Verfahren und vorrichtung zur bestimmung der porositaet von erdformationen in der umgebung eines verrohrten bohrlochs - Google Patents
Verfahren und vorrichtung zur bestimmung der porositaet von erdformationen in der umgebung eines verrohrten bohrlochsInfo
- Publication number
- DE2756328A1 DE2756328A1 DE19772756328 DE2756328A DE2756328A1 DE 2756328 A1 DE2756328 A1 DE 2756328A1 DE 19772756328 DE19772756328 DE 19772756328 DE 2756328 A DE2756328 A DE 2756328A DE 2756328 A1 DE2756328 A1 DE 2756328A1
- Authority
- DE
- Germany
- Prior art keywords
- neutrons
- neutron
- borehole
- fast neutrons
- detector
- 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.)
- Withdrawn
Links
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- 230000015572 biosynthetic process Effects 0.000 claims description 56
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- PJANXHGTPQOBST-VAWYXSNFSA-N Stilbene Natural products C=1C=CC=CC=1/C=C/C1=CC=CC=C1 PJANXHGTPQOBST-VAWYXSNFSA-N 0.000 claims description 10
- PJANXHGTPQOBST-UHFFFAOYSA-N stilbene Chemical compound C=1C=CC=CC=1C=CC1=CC=CC=C1 PJANXHGTPQOBST-UHFFFAOYSA-N 0.000 claims description 10
- 235000021286 stilbenes Nutrition 0.000 claims description 10
- 229910052722 tritium Inorganic materials 0.000 claims description 7
- FVAUCKIRQBBSSJ-UHFFFAOYSA-M sodium iodide Chemical compound [Na+].[I-] FVAUCKIRQBBSSJ-UHFFFAOYSA-M 0.000 claims description 6
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- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 claims 1
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- 239000000463 material Substances 0.000 description 12
- 229910052739 hydrogen Inorganic materials 0.000 description 10
- 239000001257 hydrogen Substances 0.000 description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 9
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- 239000012530 fluid Substances 0.000 description 8
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- 229910052793 cadmium Inorganic materials 0.000 description 6
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 6
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- 239000011435 rock Substances 0.000 description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- HGLDOAKPQXAFKI-OUBTZVSYSA-N californium-252 Chemical compound [252Cf] HGLDOAKPQXAFKI-OUBTZVSYSA-N 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
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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
- 230000001960 triggered effect Effects 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
- G01V5/104—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 secondary Y-rays as well as reflected or back-scattered neutrons
- G01V5/105—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 secondary Y-rays as well as 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)
- Sampling And Sample Adjustment (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/789,059 US4122340A (en) | 1977-04-20 | 1977-04-20 | Pulsed neutron porosity logging system |
| US05/789,057 US4122339A (en) | 1977-04-20 | 1977-04-20 | Earth formation pulsed neutron porosity logging system utilizing epithermal neutron and inelastic scattering gamma ray detectors |
| US05/789,058 US4134011A (en) | 1977-04-20 | 1977-04-20 | Earth formation porosity log using measurement of fast neutron energy spectrum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2756328A1 true DE2756328A1 (de) | 1978-10-26 |
Family
ID=27419865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772756328 Withdrawn DE2756328A1 (de) | 1977-04-20 | 1977-12-17 | Verfahren und vorrichtung zur bestimmung der porositaet von erdformationen in der umgebung eines verrohrten bohrlochs |
Country Status (9)
| Country | Link |
|---|---|
| AU (1) | AU506516B2 (pt) |
| BR (1) | BR7801603A (pt) |
| CA (1) | CA1103814A (pt) |
| DE (1) | DE2756328A1 (pt) |
| FR (1) | FR2388269A1 (pt) |
| GB (1) | GB1582589A (pt) |
| MX (1) | MX4924E (pt) |
| NO (1) | NO147009C (pt) |
| NZ (1) | NZ185984A (pt) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005039702A1 (de) * | 2005-08-23 | 2007-04-26 | IUT Institut für Umwelttechnologien GmbH | Verfahren zur Identifizierung von Substanzen mittels Neutronenrückstreuung |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4631405A (en) * | 1984-12-05 | 1986-12-23 | Halliburton Company | Method and apparatus for dual-spaced fast/epithermal neutron porosity measurements |
| EP1579202B1 (en) | 2002-12-10 | 2007-04-18 | Commonwealth Scientific And Industrial Research Organisation | Radiographic equipment |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2971094A (en) * | 1956-12-27 | 1961-02-07 | Gulf Research Development Co | Well logging |
| US3214587A (en) * | 1961-05-12 | 1965-10-26 | Dresser Ind | Radioactivity well logging apparatus utilizing a scintillation detector |
| GB1065784A (en) * | 1964-04-07 | 1967-04-19 | Dresser Ind | Improvements in or relating to method and apparatus for pulsed well logging |
| US3491238A (en) * | 1966-08-16 | 1970-01-20 | Mobil Oil Corp | Porosity logging employing two thermal neutron detectors spaced relatively far from neutron source |
| US3691378A (en) * | 1970-06-26 | 1972-09-12 | Dresser Ind | Simultaneous pulsed neutron well logging |
| US3774033A (en) * | 1972-05-17 | 1973-11-20 | Texaco Inc | Dual spaced epithermal neutron detector porosity logging |
-
1977
- 1977-12-06 GB GB50811/77A patent/GB1582589A/en not_active Expired
- 1977-12-13 MX MX776684U patent/MX4924E/es unknown
- 1977-12-14 NO NO774306A patent/NO147009C/no unknown
- 1977-12-14 NZ NZ185984A patent/NZ185984A/xx unknown
- 1977-12-15 AU AU31595/77A patent/AU506516B2/en not_active Expired
- 1977-12-17 DE DE19772756328 patent/DE2756328A1/de not_active Withdrawn
- 1977-12-30 FR FR7739788A patent/FR2388269A1/fr active Granted
-
1978
- 1978-03-16 BR BR7801603A patent/BR7801603A/pt unknown
- 1978-04-10 CA CA300,725A patent/CA1103814A/en not_active Expired
Non-Patent Citations (1)
| Title |
|---|
| NICHTS-ERMITTELT * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005039702A1 (de) * | 2005-08-23 | 2007-04-26 | IUT Institut für Umwelttechnologien GmbH | Verfahren zur Identifizierung von Substanzen mittels Neutronenrückstreuung |
Also Published As
| Publication number | Publication date |
|---|---|
| NZ185984A (en) | 1981-10-19 |
| MX4924E (es) | 1983-01-03 |
| FR2388269A1 (fr) | 1978-11-17 |
| NO774306L (no) | 1978-10-23 |
| AU506516B2 (en) | 1980-01-10 |
| AU3159577A (en) | 1979-07-05 |
| BR7801603A (pt) | 1978-12-05 |
| CA1103814A (en) | 1981-06-23 |
| GB1582589A (en) | 1981-01-14 |
| NO147009B (no) | 1982-10-04 |
| FR2388269B1 (pt) | 1984-03-16 |
| NO147009C (no) | 1983-01-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OGA | New person/name/address of the applicant | ||
| 8110 | Request for examination paragraph 44 | ||
| 8139 | Disposal/non-payment of the annual fee |