CN1305565A - 确定井孔方位角的方法 - Google Patents
确定井孔方位角的方法 Download PDFInfo
- Publication number
- CN1305565A CN1305565A CN 99807513 CN99807513A CN1305565A CN 1305565 A CN1305565 A CN 1305565A CN 99807513 CN99807513 CN 99807513 CN 99807513 A CN99807513 A CN 99807513A CN 1305565 A CN1305565 A CN 1305565A
- Authority
- CN
- China
- Prior art keywords
- drill string
- magnetometer
- wellhole
- magnetization
- magnetic field
- 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.)
- Pending
Links
Images
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
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Geophysics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics And Detection Of Objects (AREA)
- Measuring Magnetic Variables (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP98304821 | 1998-06-18 | ||
| EP98304821.6 | 1998-06-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1305565A true CN1305565A (zh) | 2001-07-25 |
Family
ID=8234883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99807513 Pending CN1305565A (zh) | 1998-06-18 | 1999-06-14 | 确定井孔方位角的方法 |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP1088152B1 (no) |
| CN (1) | CN1305565A (no) |
| AU (1) | AU748917B2 (no) |
| BR (1) | BR9911307A (no) |
| CA (1) | CA2334920C (no) |
| DE (1) | DE69923179T2 (no) |
| ES (1) | ES2237113T3 (no) |
| NO (1) | NO320686B1 (no) |
| WO (1) | WO1999066173A1 (no) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6854192B2 (en) | 2001-02-06 | 2005-02-15 | Smart Stabilizer Systems Limited | Surveying of boreholes |
| GB0102900D0 (en) * | 2001-02-06 | 2001-03-21 | Smart Stabiliser Systems Ltd | Surveying of boreholes |
| GB0221753D0 (en) | 2002-09-19 | 2002-10-30 | Smart Stabilizer Systems Ltd | Borehole surveying |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8504949D0 (en) * | 1985-02-26 | 1985-03-27 | Shell Int Research | Determining azimuth of borehole |
| US4709486A (en) * | 1986-05-06 | 1987-12-01 | Tensor, Inc. | Method of determining the orientation of a surveying instrument in a borehole |
| EG20489A (en) * | 1993-01-13 | 1999-06-30 | Shell Int Research | Method for determining borehole direction |
| US5321893A (en) * | 1993-02-26 | 1994-06-21 | Scientific Drilling International | Calibration correction method for magnetic survey tools |
| WO1996002733A1 (en) * | 1994-07-14 | 1996-02-01 | Baker Hughes Incorporated | Method of correcting for error components in wellbore survey data |
-
1999
- 1999-06-14 CA CA002334920A patent/CA2334920C/en not_active Expired - Fee Related
- 1999-06-14 DE DE69923179T patent/DE69923179T2/de not_active Expired - Fee Related
- 1999-06-14 AU AU45093/99A patent/AU748917B2/en not_active Ceased
- 1999-06-14 WO PCT/EP1999/003940 patent/WO1999066173A1/en not_active Ceased
- 1999-06-14 EP EP99927912A patent/EP1088152B1/en not_active Expired - Lifetime
- 1999-06-14 CN CN 99807513 patent/CN1305565A/zh active Pending
- 1999-06-14 ES ES99927912T patent/ES2237113T3/es not_active Expired - Lifetime
- 1999-06-14 BR BR9911307-4A patent/BR9911307A/pt not_active IP Right Cessation
-
2000
- 2000-12-18 NO NO20006450A patent/NO320686B1/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP1088152B1 (en) | 2005-01-12 |
| AU4509399A (en) | 2000-01-05 |
| NO320686B1 (no) | 2006-01-16 |
| BR9911307A (pt) | 2001-03-13 |
| AU748917B2 (en) | 2002-06-13 |
| NO20006450D0 (no) | 2000-12-18 |
| DE69923179D1 (de) | 2005-02-17 |
| NO20006450L (no) | 2001-02-16 |
| WO1999066173A1 (en) | 1999-12-23 |
| EP1088152A1 (en) | 2001-04-04 |
| ES2237113T3 (es) | 2005-07-16 |
| CA2334920C (en) | 2008-04-29 |
| CA2334920A1 (en) | 1999-12-23 |
| DE69923179T2 (de) | 2006-01-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10584575B2 (en) | Utilization of dynamic downhole surveying measurements | |
| US6882937B2 (en) | Downhole referencing techniques in borehole surveying | |
| AU675691B2 (en) | Method for determining borehole direction | |
| US6937023B2 (en) | Passive ranging techniques in borehole surveying | |
| US7002484B2 (en) | Supplemental referencing techniques in borehole surveying | |
| CN1017739B (zh) | 确定钻孔方位角的方法 | |
| US6480119B1 (en) | Surveying a subterranean borehole using accelerometers | |
| CA2134191C (en) | Method of correcting for axial and transverse error components in magnetometer readings during wellbore survey operations | |
| CN1079889C (zh) | 检验井孔测量的质量的方法 | |
| US11002131B2 (en) | Directional control of wellbore trajectories | |
| US11041376B2 (en) | Gyro-magnetic wellbore surveying | |
| CN1305565A (zh) | 确定井孔方位角的方法 | |
| US6637119B2 (en) | Surveying of boreholes | |
| US11175431B2 (en) | Gyro-magnetic wellbore surveying | |
| US8180571B2 (en) | Wellbore surveying | |
| US6854192B2 (en) | Surveying of boreholes | |
| Dubrule et al. | Evaluation of directional survey errors at Prudhoe Bay | |
| WO2019117945A1 (en) | Azimuth determination while rotating | |
| WO2025042805A1 (en) | Smart data acquisition for gyrocompass applications |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |