GB2324608B - Method for correcting borehole azimuth surveys for cross-axial magnetic interference - Google Patents

Method for correcting borehole azimuth surveys for cross-axial magnetic interference

Info

Publication number
GB2324608B
GB2324608B GB9814912A GB9814912A GB2324608B GB 2324608 B GB2324608 B GB 2324608B GB 9814912 A GB9814912 A GB 9814912A GB 9814912 A GB9814912 A GB 9814912A GB 2324608 B GB2324608 B GB 2324608B
Authority
GB
United Kingdom
Prior art keywords
cross
axial magnetic
magnetic interference
borehole azimuth
azimuth surveys
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
GB9814912A
Other versions
GB2324608A8 (en
GB9814912D0 (en
GB2324608A (en
Inventor
Anne Holmes
Paul F Rodney
Gordon Malcolm Shiells
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.)
Baroid Technology Inc
Original Assignee
Baroid Technology 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
Application filed by Baroid Technology Inc filed Critical Baroid Technology Inc
Publication of GB9814912D0 publication Critical patent/GB9814912D0/en
Publication of GB2324608A publication Critical patent/GB2324608A/en
Publication of GB2324608A8 publication Critical patent/GB2324608A8/en
Application granted granted Critical
Publication of GB2324608B publication Critical patent/GB2324608B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
GB9814912A 1996-01-11 1997-01-10 Method for correcting borehole azimuth surveys for cross-axial magnetic interference Expired - Lifetime GB2324608B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US983396P 1996-01-11 1996-01-11
PCT/US1997/000401 WO1997025683A1 (en) 1996-01-11 1997-01-10 Method for conducting moving or rolling check shot for correcting borehole azimuth surveys

Publications (4)

Publication Number Publication Date
GB9814912D0 GB9814912D0 (en) 1998-09-09
GB2324608A GB2324608A (en) 1998-10-28
GB2324608A8 GB2324608A8 (en) 1999-02-15
GB2324608B true GB2324608B (en) 2000-02-02

Family

ID=21739976

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9814912A Expired - Lifetime GB2324608B (en) 1996-01-11 1997-01-10 Method for correcting borehole azimuth surveys for cross-axial magnetic interference

Country Status (4)

Country Link
AU (1) AU1695997A (en)
GB (1) GB2324608B (en)
NO (1) NO983170L (en)
WO (1) WO1997025683A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106522924B (en) * 2016-11-15 2020-01-07 北京恒泰万博石油技术股份有限公司 Method for acquiring azimuth angle in measurement while drilling

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4761889A (en) * 1984-05-09 1988-08-09 Teleco Oilfield Services Inc. Method for the detection and correction of magnetic interference in the surveying of boreholes
US4819336A (en) * 1986-01-22 1989-04-11 Nl Sperry-Sun, Inc. Method of determining the orientation of a surveying instrument in a borehole
US4956921A (en) * 1989-02-21 1990-09-18 Anadrill, Inc. Method to improve directional survey accuracy
US5064006A (en) * 1988-10-28 1991-11-12 Magrange, Inc Downhole combination tool
US5155916A (en) * 1991-03-21 1992-10-20 Scientific Drilling International Error reduction in compensation of drill string interference for magnetic survey tools
US5321893A (en) * 1993-02-26 1994-06-21 Scientific Drilling International Calibration correction method for magnetic survey tools
US5452518A (en) * 1993-11-19 1995-09-26 Baker Hughes Incorporated Method of correcting for axial error components in magnetometer readings during wellbore survey operations

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4761889A (en) * 1984-05-09 1988-08-09 Teleco Oilfield Services Inc. Method for the detection and correction of magnetic interference in the surveying of boreholes
US4819336A (en) * 1986-01-22 1989-04-11 Nl Sperry-Sun, Inc. Method of determining the orientation of a surveying instrument in a borehole
US5064006A (en) * 1988-10-28 1991-11-12 Magrange, Inc Downhole combination tool
US4956921A (en) * 1989-02-21 1990-09-18 Anadrill, Inc. Method to improve directional survey accuracy
US5155916A (en) * 1991-03-21 1992-10-20 Scientific Drilling International Error reduction in compensation of drill string interference for magnetic survey tools
US5321893A (en) * 1993-02-26 1994-06-21 Scientific Drilling International Calibration correction method for magnetic survey tools
US5452518A (en) * 1993-11-19 1995-09-26 Baker Hughes Incorporated Method of correcting for axial error components in magnetometer readings during wellbore survey operations

Also Published As

Publication number Publication date
AU1695997A (en) 1997-08-01
NO983170L (en) 1998-09-11
GB2324608A8 (en) 1999-02-15
GB9814912D0 (en) 1998-09-09
GB2324608A (en) 1998-10-28
WO1997025683A1 (en) 1997-07-17

Similar Documents

Publication Publication Date Title
GB2353358B (en) Seismic data interpretation method
GB2275536B (en) Calibration correction method for magnetic survey tools
GB2316967B (en) Method for gravel-packing a well
GB9927395D0 (en) Improved seismic data acquisition method
EP0698722A3 (en) Method for testing low permeability formations
ZA98643B (en) Method for inhibiting the growth of cancers
HK1049731A1 (en) Recording method
AU5554696A (en) Uniform subsurface coverage at steep dips
EG20915A (en) Logging method
AU3489295A (en) Method for multisensor arrangements
AU6165199A (en) Method for treating subterranean formations
GB2301438B (en) Method for correcting directional surveys
SG52985A1 (en) Method for preparing a substrate for a magnetic disk
EP0829791A4 (en) Cnc data correction method
GB2328686B (en) Method for producing arylamine
GB2314627B (en) Lead-in configuration for multiple streamers and telemetry method
GB2350992B (en) Method for time based shadow rendering
IL131000A0 (en) Method for preparing oxy-diphthalic anhydrides
AU2340997A (en) A method for inhibiting clot formation
EP0888376A4 (en) Method for inhibiting tumor cell growth
GB2324608B (en) Method for correcting borehole azimuth surveys for cross-axial magnetic interference
GB2332520B (en) Seismic data acquisition method
GB2334109B (en) Method of correcting wellbore magnetometer errors
AUPO930597A0 (en) Method for altering seed compostion
AU2048299A (en) Method for making an organic compound

Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20170109