NO321998B1 - Fremgangsmate for a posisjonsbestemme en sidebronn i forhold til en hovedbronn ved hjelp av en gyroskopinnretning - Google Patents
Fremgangsmate for a posisjonsbestemme en sidebronn i forhold til en hovedbronn ved hjelp av en gyroskopinnretning Download PDFInfo
- Publication number
- NO321998B1 NO321998B1 NO20014170A NO20014170A NO321998B1 NO 321998 B1 NO321998 B1 NO 321998B1 NO 20014170 A NO20014170 A NO 20014170A NO 20014170 A NO20014170 A NO 20014170A NO 321998 B1 NO321998 B1 NO 321998B1
- Authority
- NO
- Norway
- Prior art keywords
- borehole
- drilling
- measurements
- gyroscope
- tool
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 60
- 238000005553 drilling Methods 0.000 claims description 91
- 230000015572 biosynthetic process Effects 0.000 claims description 18
- 239000012530 fluid Substances 0.000 claims description 17
- 229930195733 hydrocarbon Natural products 0.000 claims description 12
- 150000002430 hydrocarbons Chemical class 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000004044 response Effects 0.000 claims description 3
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- 230000002441 reversible effect Effects 0.000 description 4
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 3
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- 238000012935 Averaging Methods 0.000 description 1
- 229910006348 Si—Se Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
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Classifications
-
- 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
- E21B47/02—Determining slope or direction
- E21B47/022—Determining slope or direction of the borehole, e.g. using geomagnetism
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
- G01C19/02—Rotary gyroscopes
- G01C19/34—Rotary gyroscopes for indicating a direction in the horizontal plane, e.g. directional gyroscopes
- G01C19/38—Rotary gyroscopes for indicating a direction in the horizontal plane, e.g. directional gyroscopes with north-seeking action by other than magnetic means, e.g. gyrocompasses using earth's rotation
Landscapes
- Geology (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Geophysics (AREA)
- Geochemistry & Mineralogy (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Gyroscopes (AREA)
- Geophysics And Detection Of Objects (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US22857800P | 2000-08-29 | 2000-08-29 | |
| US09/669,759 US6529834B1 (en) | 1997-12-04 | 2000-09-26 | Measurement-while-drilling assembly using gyroscopic devices and methods of bias removal |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO20014170D0 NO20014170D0 (no) | 2001-08-28 |
| NO20014170L NO20014170L (no) | 2002-03-01 |
| NO321998B1 true NO321998B1 (no) | 2006-07-31 |
Family
ID=26922479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO20014170A NO321998B1 (no) | 2000-08-29 | 2001-08-28 | Fremgangsmate for a posisjonsbestemme en sidebronn i forhold til en hovedbronn ved hjelp av en gyroskopinnretning |
Country Status (6)
| Country | Link |
|---|---|
| US (3) | US6529834B1 (de) |
| EP (1) | EP1184539B1 (de) |
| CA (1) | CA2356025C (de) |
| DE (3) | DE60118803T2 (de) |
| GB (1) | GB2370645B (de) |
| NO (1) | NO321998B1 (de) |
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-
2000
- 2000-09-26 US US09/669,759 patent/US6529834B1/en not_active Expired - Lifetime
-
2001
- 2001-08-28 NO NO20014170A patent/NO321998B1/no not_active IP Right Cessation
- 2001-08-29 DE DE60118803T patent/DE60118803T2/de not_active Expired - Fee Related
- 2001-08-29 DE DE60117110T patent/DE60117110T2/de not_active Expired - Fee Related
- 2001-08-29 CA CA002356025A patent/CA2356025C/en not_active Expired - Lifetime
- 2001-08-29 GB GB0120933A patent/GB2370645B/en not_active Expired - Lifetime
- 2001-08-29 DE DE60117877T patent/DE60117877T2/de not_active Expired - Fee Related
- 2001-08-29 EP EP01307344A patent/EP1184539B1/de not_active Expired - Lifetime
-
2002
- 2002-04-23 US US10/128,381 patent/US6712159B2/en not_active Expired - Fee Related
-
2003
- 2003-01-14 US US10/341,637 patent/US6842699B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE60117110D1 (de) | 2006-04-20 |
| GB2370645A (en) | 2002-07-03 |
| GB0120933D0 (en) | 2001-10-17 |
| NO20014170D0 (no) | 2001-08-28 |
| DE60118803T2 (de) | 2006-11-23 |
| DE60117877T2 (de) | 2006-11-16 |
| EP1184539A3 (de) | 2002-12-18 |
| US6712159B2 (en) | 2004-03-30 |
| EP1184539A2 (de) | 2002-03-06 |
| DE60118803D1 (de) | 2006-05-24 |
| DE60117110T2 (de) | 2006-09-14 |
| DE60117877D1 (de) | 2006-05-04 |
| NO20014170L (no) | 2002-03-01 |
| CA2356025C (en) | 2007-11-20 |
| US20030236627A1 (en) | 2003-12-25 |
| US6842699B2 (en) | 2005-01-11 |
| CA2356025A1 (en) | 2002-02-28 |
| GB2370645B (en) | 2003-05-21 |
| US6529834B1 (en) | 2003-03-04 |
| US20020116130A1 (en) | 2002-08-22 |
| EP1184539B1 (de) | 2006-02-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK1K | Patent expired |