ATE30784T1 - Bohrlochwanddickenbestimmung mittels eines verstaerkungsstabilisierten detektors unter ausnuetzung der gammastrahlungsspektroskopie. - Google Patents
Bohrlochwanddickenbestimmung mittels eines verstaerkungsstabilisierten detektors unter ausnuetzung der gammastrahlungsspektroskopie.Info
- Publication number
- ATE30784T1 ATE30784T1 AT84303848T AT84303848T ATE30784T1 AT E30784 T1 ATE30784 T1 AT E30784T1 AT 84303848 T AT84303848 T AT 84303848T AT 84303848 T AT84303848 T AT 84303848T AT E30784 T1 ATE30784 T1 AT E30784T1
- Authority
- AT
- Austria
- Prior art keywords
- gain
- determination
- wall thickness
- gamma radiation
- borehole wall
- Prior art date
Links
- 230000005855 radiation Effects 0.000 title 1
- 238000004611 spectroscopical analysis 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
- G01V5/12—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 gamma or X-ray sources
- G01V5/125—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 gamma or X-ray sources and detecting the secondary gamma- or X-rays in different places along the bore hole
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/006—Detection of corrosion or deposition of substances
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/08—Measuring diameters or related dimensions at the borehole
- E21B47/085—Measuring diameters or related dimensions at the borehole using radiant means, e.g. acoustic, radioactive or electromagnetic
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- High Energy & Nuclear Physics (AREA)
- Geology (AREA)
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Geochemistry & Mineralogy (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Geophysics And Detection Of Objects (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US50401583A | 1983-06-13 | 1983-06-13 | |
| EP84303848A EP0134626B1 (de) | 1983-06-13 | 1984-06-07 | Bohrlochwanddickenbestimmung mittels eines verstärkungsstabilisierten Detektors unter Ausnützung der Gammastrahlungsspektroskopie |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE30784T1 true ATE30784T1 (de) | 1987-11-15 |
Family
ID=24004514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT84303848T ATE30784T1 (de) | 1983-06-13 | 1984-06-07 | Bohrlochwanddickenbestimmung mittels eines verstaerkungsstabilisierten detektors unter ausnuetzung der gammastrahlungsspektroskopie. |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0134626B1 (de) |
| AR (1) | AR240075A1 (de) |
| AT (1) | ATE30784T1 (de) |
| AU (1) | AU2605084A (de) |
| DE (1) | DE3467419D1 (de) |
| SG (1) | SG27588G (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4879463A (en) * | 1987-12-14 | 1989-11-07 | Schlumberger Technology Corporation | Method and apparatus for subsurface formation evaluation |
| US9008969B2 (en) * | 2007-12-10 | 2015-04-14 | Schlumberger Technology Corporation | Pulsed x-ray signal processing |
| US9175559B2 (en) * | 2008-10-03 | 2015-11-03 | Schlumberger Technology Corporation | Identification of casing collars while drilling and post drilling using LWD and wireline measurements |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3864569A (en) * | 1970-04-14 | 1975-02-04 | Schlumberger Technology Corp | Well logging processing method and apparatus |
| US3752984A (en) * | 1971-12-02 | 1973-08-14 | Texaco Inc | Methods and system for detecting subsurface minerals |
| US3767921A (en) * | 1972-03-31 | 1973-10-23 | Texaco Inc | Well logging system with linearity control |
| US4053767A (en) * | 1976-08-23 | 1977-10-11 | Halliburton Company | Method and apparatus for stabilizing signals in radioactive well logging tools |
| US4297575A (en) * | 1979-08-13 | 1981-10-27 | Halliburton Company | Simultaneous gamma ray measurement of formation bulk density and casing thickness |
-
1984
- 1984-03-23 AU AU26050/84A patent/AU2605084A/en not_active Abandoned
- 1984-06-07 AT AT84303848T patent/ATE30784T1/de active
- 1984-06-07 EP EP84303848A patent/EP0134626B1/de not_active Expired
- 1984-06-07 DE DE8484303848T patent/DE3467419D1/de not_active Expired
- 1984-06-13 AR AR296905A patent/AR240075A1/es active
-
1988
- 1988-04-25 SG SG275/88A patent/SG27588G/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AR240075A1 (es) | 1990-01-31 |
| EP0134626A1 (de) | 1985-03-20 |
| SG27588G (en) | 1988-09-30 |
| DE3467419D1 (en) | 1987-12-17 |
| AU2605084A (en) | 1984-12-20 |
| EP0134626B1 (de) | 1987-11-11 |
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