GB2331811B - Rate gyro wells survey system including nulling system - Google Patents
Rate gyro wells survey system including nulling systemInfo
- Publication number
- GB2331811B GB2331811B GB9901620A GB9901620A GB2331811B GB 2331811 B GB2331811 B GB 2331811B GB 9901620 A GB9901620 A GB 9901620A GB 9901620 A GB9901620 A GB 9901620A GB 2331811 B GB2331811 B GB 2331811B
- Authority
- GB
- United Kingdom
- Prior art keywords
- wells
- rate gyro
- system including
- survey
- including nulling
- 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 - Lifetime
Links
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/358,867 US5657547A (en) | 1994-12-19 | 1994-12-19 | Rate gyro wells survey system including nulling system |
GB9525934A GB2296772B (en) | 1994-12-19 | 1995-12-19 | Rate gyro wells survey system including nulling system |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9901620D0 GB9901620D0 (en) | 1999-03-17 |
GB2331811A GB2331811A (en) | 1999-06-02 |
GB2331811B true GB2331811B (en) | 1999-08-18 |
Family
ID=26308328
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9901620A Expired - Lifetime GB2331811B (en) | 1994-12-19 | 1995-12-19 | Rate gyro wells survey system including nulling system |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2331811B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105239997A (en) * | 2015-10-09 | 2016-01-13 | 山东大学 | Drilling azimuth angle and dip angle positioning device and positioning method thereof |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6633816B2 (en) | 2000-07-20 | 2003-10-14 | Schlumberger Technology Corporation | Borehole survey method utilizing continuous measurements |
US7002484B2 (en) * | 2002-10-09 | 2006-02-21 | Pathfinder Energy Services, Inc. | Supplemental referencing techniques in borehole surveying |
AU2002357415A1 (en) * | 2002-11-22 | 2004-06-18 | Reduct | Method for determining a track of a geographical trajectory |
US6882937B2 (en) | 2003-02-18 | 2005-04-19 | Pathfinder Energy Services, Inc. | Downhole referencing techniques in borehole surveying |
US6937023B2 (en) | 2003-02-18 | 2005-08-30 | Pathfinder Energy Services, Inc. | Passive ranging techniques in borehole surveying |
GB0313281D0 (en) | 2003-06-09 | 2003-07-16 | Pathfinder Energy Services Inc | Well twinning techniques in borehole surveying |
US7080460B2 (en) | 2004-06-07 | 2006-07-25 | Pathfinder Energy Sevices, Inc. | Determining a borehole azimuth from tool face measurements |
US7725263B2 (en) | 2007-05-22 | 2010-05-25 | Smith International, Inc. | Gravity azimuth measurement at a non-rotating housing |
AU2015261610B2 (en) * | 2012-09-19 | 2017-06-22 | Reservoir Nominees Pty Ltd | Multifunction orientation system with failover measurement system |
WO2014043751A1 (en) * | 2012-09-19 | 2014-03-27 | Reservoir Nominees Pty Ltd | Multifunction orientation system |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4454756A (en) * | 1982-11-18 | 1984-06-19 | Wilson Industries, Inc. | Inertial borehole survey system |
US4756088A (en) * | 1981-08-20 | 1988-07-12 | Nl Industries, Inc. | Instruments for monitoring the direction of a borehole |
-
1995
- 1995-12-19 GB GB9901620A patent/GB2331811B/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4756088A (en) * | 1981-08-20 | 1988-07-12 | Nl Industries, Inc. | Instruments for monitoring the direction of a borehole |
US4454756A (en) * | 1982-11-18 | 1984-06-19 | Wilson Industries, Inc. | Inertial borehole survey system |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105239997A (en) * | 2015-10-09 | 2016-01-13 | 山东大学 | Drilling azimuth angle and dip angle positioning device and positioning method thereof |
CN105239997B (en) * | 2015-10-09 | 2018-06-22 | 山东大学 | A kind of drilling trepanning azimuth, inclination angle positioning device and its localization method |
Also Published As
Publication number | Publication date |
---|---|
GB2331811A (en) | 1999-06-02 |
GB9901620D0 (en) | 1999-03-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE20 | Patent expired after termination of 20 years |
Expiry date: 20151218 |