CN1305565A - 确定井孔方位角的方法 - Google Patents

确定井孔方位角的方法 Download PDF

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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
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CN
China
Prior art keywords
wellhole
drill string
magnetometer
magnetic field
magnetization
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
Application number
CN 99807513
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English (en)
Chinese (zh)
Inventor
罗宾·A·哈特曼
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Publication of CN1305565A publication Critical patent/CN1305565A/zh
Pending legal-status Critical Current

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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

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  • 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)
CN 99807513 1998-06-18 1999-06-14 确定井孔方位角的方法 Pending CN1305565A (zh)

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 (pt)
CN (1) CN1305565A (pt)
AU (1) AU748917B2 (pt)
BR (1) BR9911307A (pt)
CA (1) CA2334920C (pt)
DE (1) DE69923179T2 (pt)
ES (1) ES2237113T3 (pt)
NO (1) NO320686B1 (pt)
WO (1) WO1999066173A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0102900D0 (en) * 2001-02-06 2001-03-21 Smart Stabiliser Systems Ltd Surveying of boreholes
US6854192B2 (en) 2001-02-06 2005-02-15 Smart Stabilizer Systems Limited Surveying of boreholes
GB0221753D0 (en) 2002-09-19 2002-10-30 Smart Stabilizer Systems Ltd Borehole surveying

Family Cites Families (5)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
CA2334920A1 (en) 1999-12-23
EP1088152A1 (en) 2001-04-04
NO20006450L (no) 2001-02-16
NO20006450D0 (no) 2000-12-18
CA2334920C (en) 2008-04-29
ES2237113T3 (es) 2005-07-16
DE69923179D1 (de) 2005-02-17
AU748917B2 (en) 2002-06-13
EP1088152B1 (en) 2005-01-12
DE69923179T2 (de) 2006-01-05
AU4509399A (en) 2000-01-05
NO320686B1 (no) 2006-01-16
WO1999066173A1 (en) 1999-12-23
BR9911307A (pt) 2001-03-13

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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