GB2331811B - Rate gyro wells survey system including nulling system - Google Patents

Rate gyro wells survey system including nulling system

Info

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
Application number
GB9901620A
Other versions
GB9901620D0 (en
GB2331811A (en
Inventor
Gary W Uttech
James Brosnahan
Eric Wright
Greg Allen Neubauer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gyrodata Inc
Original Assignee
Gyrodata Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US08/358,867 external-priority patent/US5657547A/en
Application filed by Gyrodata Inc filed Critical Gyrodata Inc
Publication of GB9901620D0 publication Critical patent/GB9901620D0/en
Publication of GB2331811A publication Critical patent/GB2331811A/en
Application granted granted Critical
Publication of GB2331811B publication Critical patent/GB2331811B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
GB9901620A 1994-12-19 1995-12-19 Rate gyro wells survey system including nulling system Expired - Lifetime GB2331811B (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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
WO2014043751A1 (en) * 2012-09-19 2014-03-27 Reservoir Nominees Pty Ltd Multifunction orientation system
AU2015261610B2 (en) * 2012-09-19 2017-06-22 Reservoir Nominees Pty Ltd Multifunction orientation system with failover measurement system

Citations (2)

* Cited by examiner, † Cited by third party
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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
GB9901620D0 (en) 1999-03-17
GB2331811A (en) 1999-06-02

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20151218