CA1257405A - Methode et dispositif pour determiner le degre reel de la porosite d'un gisement par recours a des instruments de mesure aux neutrons au cours du forage - Google Patents
Methode et dispositif pour determiner le degre reel de la porosite d'un gisement par recours a des instruments de mesure aux neutrons au cours du forageInfo
- Publication number
- CA1257405A CA1257405A CA000517113A CA517113A CA1257405A CA 1257405 A CA1257405 A CA 1257405A CA 000517113 A CA000517113 A CA 000517113A CA 517113 A CA517113 A CA 517113A CA 1257405 A CA1257405 A CA 1257405A
- Authority
- CA
- Canada
- Prior art keywords
- formation
- porosity
- neutron
- borehole
- test volume
- 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.)
- Expired
Links
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 71
- 238000005553 drilling Methods 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 32
- 238000005259 measurement Methods 0.000 title claims abstract description 27
- 230000009545 invasion Effects 0.000 claims abstract description 16
- 239000012530 fluid Substances 0.000 claims abstract description 15
- 239000007789 gas Substances 0.000 claims description 24
- 230000004907 flux Effects 0.000 claims description 13
- 230000005251 gamma ray Effects 0.000 claims description 8
- 229920006395 saturated elastomer Polymers 0.000 claims description 8
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 3
- 229910052790 beryllium Inorganic materials 0.000 claims description 2
- 238000005755 formation reaction Methods 0.000 description 46
- 238000012937 correction Methods 0.000 description 8
- 239000001257 hydrogen Substances 0.000 description 7
- 229910052739 hydrogen Inorganic materials 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 6
- 229930195733 hydrocarbon Natural products 0.000 description 6
- 150000002430 hydrocarbons Chemical class 0.000 description 6
- 235000015076 Shorea robusta Nutrition 0.000 description 4
- 244000166071 Shorea robusta Species 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 4
- 238000011835 investigation Methods 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 3
- 239000004927 clay Substances 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 230000002459 sustained effect Effects 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 238000001739 density measurement Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical group CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- 101150007144 Intu gene Proteins 0.000 description 1
- 241000364021 Tulsa Species 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000003841 chloride salts Chemical class 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001131 gamma-ray scattering spectroscopy Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000011800 void material Substances 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
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)
- Drilling And Boring (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US80730685A | 1985-12-10 | 1985-12-10 | |
| US807,306 | 1985-12-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1257405A true CA1257405A (fr) | 1989-07-11 |
Family
ID=25196062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000517113A Expired CA1257405A (fr) | 1985-12-10 | 1986-08-28 | Methode et dispositif pour determiner le degre reel de la porosite d'un gisement par recours a des instruments de mesure aux neutrons au cours du forage |
Country Status (3)
| Country | Link |
|---|---|
| CA (1) | CA1257405A (fr) |
| GB (1) | GB2183831B (fr) |
| NO (1) | NO170243C (fr) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4814609A (en) * | 1987-03-13 | 1989-03-21 | Schlumberger Technology Corporation | Methods and apparatus for safely measuring downhole conditions and formation characteristics while drilling a borehole |
| US4845359A (en) * | 1987-11-24 | 1989-07-04 | Schlumberger Technology Corporation | Methods and apparatus for safely handling radioactive sources in measuring-while-drilling tools |
| US4879463A (en) * | 1987-12-14 | 1989-11-07 | Schlumberger Technology Corporation | Method and apparatus for subsurface formation evaluation |
| US5061849A (en) * | 1988-04-01 | 1991-10-29 | Baker Hughes Incorporated | Externally mounted radioactivity detector for MWD employing radial inline scintillator and photomultiplier tube |
| GB2221043B (en) * | 1988-07-20 | 1992-08-12 | Anadrill Int Sa | Method of determining the porosity of an underground formation being drilled |
| US5242020A (en) * | 1990-12-17 | 1993-09-07 | Baker Hughes Incorporated | Method for deploying extendable arm for formation evaluation MWD tool |
| US6167348A (en) * | 1999-05-27 | 2000-12-26 | Schlumberger Technology Corporation | Method and apparatus for ascertaining a characteristic of a geological formation |
| EP2348337B1 (fr) * | 2010-01-14 | 2014-04-16 | Services Pétroliers Schlumberger | Mesures corrigées de porosité de formations souterraines |
| RU2537521C2 (ru) * | 2011-02-28 | 2015-01-10 | Министерство образования и науки РФ Государственное образовательное учреждение высшего профессионального образования "Уральский государственный горный университет" | Способ выделения в разрезах скважин коллекторов, насыщенных газогидратами |
-
1986
- 1986-08-28 CA CA000517113A patent/CA1257405A/fr not_active Expired
- 1986-09-25 NO NO863820A patent/NO170243C/no unknown
- 1986-12-04 GB GB8629072A patent/GB2183831B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NO170243B (no) | 1992-06-15 |
| GB8629072D0 (en) | 1987-01-14 |
| GB2183831A (en) | 1987-06-10 |
| GB2183831B (en) | 1989-11-01 |
| NO863820L (no) | 1987-06-11 |
| NO863820D0 (no) | 1986-09-25 |
| NO170243C (no) | 1992-09-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |