NO20040695L - Nedihulls kartleggingsteknikker for overvakning av borehull - Google Patents

Nedihulls kartleggingsteknikker for overvakning av borehull

Info

Publication number
NO20040695L
NO20040695L NO20040695A NO20040695A NO20040695L NO 20040695 L NO20040695 L NO 20040695L NO 20040695 A NO20040695 A NO 20040695A NO 20040695 A NO20040695 A NO 20040695A NO 20040695 L NO20040695 L NO 20040695L
Authority
NO
Norway
Prior art keywords
mapping techniques
borehole monitoring
downhole mapping
downhole
borehole
Prior art date
Application number
NO20040695A
Other languages
English (en)
Other versions
NO337907B1 (no
Inventor
Graham Mcelhinney
Original Assignee
Pathfinder Energy 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 Pathfinder Energy Services Inc filed Critical Pathfinder Energy Services Inc
Publication of NO20040695L publication Critical patent/NO20040695L/no
Publication of NO337907B1 publication Critical patent/NO337907B1/no

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/18—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
NO20040695A 2003-02-18 2004-02-18 Nedihulls kartleggingsteknikker for overvåkning av borehull NO337907B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/369,353 US6882937B2 (en) 2003-02-18 2003-02-18 Downhole referencing techniques in borehole surveying

Publications (2)

Publication Number Publication Date
NO20040695L true NO20040695L (no) 2004-08-19
NO337907B1 NO337907B1 (no) 2016-07-11

Family

ID=32043103

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20040695A NO337907B1 (no) 2003-02-18 2004-02-18 Nedihulls kartleggingsteknikker for overvåkning av borehull

Country Status (4)

Country Link
US (1) US6882937B2 (no)
CA (1) CA2458254C (no)
GB (1) GB2398879B (no)
NO (1) NO337907B1 (no)

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Also Published As

Publication number Publication date
GB2398879A (en) 2004-09-01
GB2398879B (en) 2006-07-26
US6882937B2 (en) 2005-04-19
NO337907B1 (no) 2016-07-11
GB0403642D0 (en) 2004-03-24
US20040163443A1 (en) 2004-08-26
CA2458254C (en) 2008-11-18
CA2458254A1 (en) 2004-08-18

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Legal Events

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CHAD Change of the owner's name or address (par. 44 patent law, par. patentforskriften)

Owner name: SCHLUMBERGER TECHNOLOGY BV, NL

MM1K Lapsed by not paying the annual fees