DK197185D0 - METHOD OF DETECTING AND CORRECTING MAGNETIC INTERFERENCE IN CONTROL OF A BORROW HOLE - Google Patents

METHOD OF DETECTING AND CORRECTING MAGNETIC INTERFERENCE IN CONTROL OF A BORROW HOLE

Info

Publication number
DK197185D0
DK197185D0 DK197185A DK197185A DK197185D0 DK 197185 D0 DK197185 D0 DK 197185D0 DK 197185 A DK197185 A DK 197185A DK 197185 A DK197185 A DK 197185A DK 197185 D0 DK197185 D0 DK 197185D0
Authority
DK
Denmark
Prior art keywords
detecting
control
magnetic interference
correcting magnetic
borrow hole
Prior art date
Application number
DK197185A
Other languages
Danish (da)
Other versions
DK197185A (en
Inventor
Martin E Cobern
Frederick A Stone
Edmund M Hamlin
Original Assignee
Teleco Oilfield Services 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 Teleco Oilfield Services Inc filed Critical Teleco Oilfield Services Inc
Publication of DK197185D0 publication Critical patent/DK197185D0/en
Publication of DK197185A publication Critical patent/DK197185A/en

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)
DK197185A 1984-05-09 1985-05-02 METHOD OF DETECTING AND CORRECTING MAGNETIC INTERFERENCE IN CONTROL OF A BORROW HOLE DK197185A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US60836584A 1984-05-09 1984-05-09

Publications (2)

Publication Number Publication Date
DK197185D0 true DK197185D0 (en) 1985-05-02
DK197185A DK197185A (en) 1985-11-10

Family

ID=24436165

Family Applications (1)

Application Number Title Priority Date Filing Date
DK197185A DK197185A (en) 1984-05-09 1985-05-02 METHOD OF DETECTING AND CORRECTING MAGNETIC INTERFERENCE IN CONTROL OF A BORROW HOLE

Country Status (6)

Country Link
CA (1) CA1240499A (en)
DK (1) DK197185A (en)
FR (1) FR2564135B1 (en)
GB (1) GB2158587B (en)
NL (1) NL8501322A (en)
NO (1) NO851823L (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4510696A (en) * 1983-07-20 1985-04-16 Nl Industries, Inc. Surveying of boreholes using shortened non-magnetic collars
GB8601523D0 (en) * 1986-01-22 1986-02-26 Sperry Sun Inc Surveying of boreholes
DE4101348C2 (en) * 1991-01-18 1994-07-14 Bergwerksverband Gmbh Device for determining the direction of a target boring bar with respect to the magnetic north direction
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
CA2134191C (en) * 1993-11-17 2002-12-24 Andrew Goodwin Brooks Method of correcting for axial and transverse error components in magnetometer readings during wellbore survey operations
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
GB9518990D0 (en) * 1995-09-16 1995-11-15 Baroid Technology Inc Borehole surveying
GB2314163A (en) * 1996-06-14 1997-12-17 Western Atlas Int Inc Orientation measurement instruments
EP1126129A1 (en) * 2000-02-18 2001-08-22 Brownline B.V. Guidance system for horizontal drilling
US6539639B2 (en) * 2000-12-06 2003-04-01 Honeywell International Inc. Monitoring accuracy of an electronic compass
GB2415446B (en) * 2004-06-21 2009-04-08 Halliburton Energy Serv Inc Wellbore surveying
US9863783B1 (en) 2016-10-12 2018-01-09 Gyrodata, Incorporated Correction of rotation rate measurements

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1578053A (en) * 1977-02-25 1980-10-29 Russell Attitude Syst Ltd Surveying of boreholes

Also Published As

Publication number Publication date
FR2564135B1 (en) 1989-01-06
GB2158587B (en) 1988-01-27
NO851823L (en) 1985-11-11
GB8511706D0 (en) 1985-06-19
NL8501322A (en) 1985-12-02
FR2564135A1 (en) 1985-11-15
GB2158587A (en) 1985-11-13
CA1240499A (en) 1988-08-16
DK197185A (en) 1985-11-10

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment