DE60309146D1 - Verfahren zur messdatenverarbeitung der während des bohrens im bohrloch mit hilfe von zwei detektoren gemessenen und mit akustisch gemessener distanz gekoppelten dichte - Google Patents

Verfahren zur messdatenverarbeitung der während des bohrens im bohrloch mit hilfe von zwei detektoren gemessenen und mit akustisch gemessener distanz gekoppelten dichte

Info

Publication number
DE60309146D1
DE60309146D1 DE60309146T DE60309146T DE60309146D1 DE 60309146 D1 DE60309146 D1 DE 60309146D1 DE 60309146 T DE60309146 T DE 60309146T DE 60309146 T DE60309146 T DE 60309146T DE 60309146 D1 DE60309146 D1 DE 60309146D1
Authority
DE
Germany
Prior art keywords
detectors
help
hole
data processing
during drilling
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
DE60309146T
Other languages
English (en)
Other versions
DE60309146T2 (de
Inventor
M Schneider
V Efremov
J Sale
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.)
Baker Hughes Holdings LLC
Original Assignee
Baker Hughes 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 Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of DE60309146D1 publication Critical patent/DE60309146D1/de
Application granted granted Critical
Publication of DE60309146T2 publication Critical patent/DE60309146T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/04—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging
    • G01V5/08—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays
    • G01V5/10—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using neutron sources
    • G01V5/107—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using neutron sources and detecting reflected or back-scattered neutrons
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/04—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging
    • G01V5/08—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays
    • G01V5/12—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using gamma or X-ray sources
    • G01V5/125—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using gamma or X-ray sources and detecting the secondary gamma- or X-rays in different places along the bore hole

Landscapes

  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Measurement Of Radiation (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
DE60309146T 2002-04-03 2003-04-03 Verfahren zur messdatenverarbeitung der während des bohrens im bohrloch mit hilfe von zwei detektoren gemessenen und mit akustisch gemessener distanz gekoppelten dichte Expired - Lifetime DE60309146T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US36975802P 2002-04-03 2002-04-03
US369758P 2002-04-03
PCT/US2003/010167 WO2003085419A1 (en) 2002-04-03 2003-04-03 Method of processing data from a dual detector lwd density logging instrument coupled with an acoustic standoff measurement

Publications (2)

Publication Number Publication Date
DE60309146D1 true DE60309146D1 (de) 2006-11-30
DE60309146T2 DE60309146T2 (de) 2007-08-30

Family

ID=28791993

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60309146T Expired - Lifetime DE60309146T2 (de) 2002-04-03 2003-04-03 Verfahren zur messdatenverarbeitung der während des bohrens im bohrloch mit hilfe von zwei detektoren gemessenen und mit akustisch gemessener distanz gekoppelten dichte

Country Status (7)

Country Link
US (1) US7129477B2 (de)
EP (1) EP1490713B1 (de)
AU (1) AU2003222182A1 (de)
CA (1) CA2481096C (de)
DE (1) DE60309146T2 (de)
NO (1) NO335569B1 (de)
WO (1) WO2003085419A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7544557B2 (en) * 2004-12-15 2009-06-09 Tower Semiconductor Ltd. Gate defined Schottky diode
US7809508B2 (en) * 2006-06-19 2010-10-05 Schlumberger Technology Corporation Standoff correction for LWD density measurement
US7587936B2 (en) * 2007-02-01 2009-09-15 Smith International Inc. Apparatus and method for determining drilling fluid acoustic properties
WO2008123853A1 (en) * 2007-04-10 2008-10-16 Halliburton Energy Services, Inc. Combining lwd measurements from different azimuths
WO2008127237A1 (en) * 2007-04-12 2008-10-23 Halliburton Energy Services, Inc. Borehole characterization
US8130591B2 (en) * 2007-08-29 2012-03-06 Baker Hughes Incorporated Downhole measurements of mud acoustic velocity
EP2182393B1 (de) * 2008-10-31 2014-12-31 Services Pétroliers Schlumberger Werkzeug zur Darstellung einer Bohrlochumgebung
EP2241906B1 (de) * 2009-04-17 2015-04-01 Services Pétroliers Schlumberger Verfahren zur Bestimmung der Dichte unterirdischer Formationen unter Verwendung von Neutronen induzierten Gammastrahlenmessungen
US20120326017A1 (en) * 2011-06-22 2012-12-27 Baker Hughes Incorporated Method of calculating formation characteristics
EP2749731A1 (de) * 2012-12-28 2014-07-02 Services Pétroliers Schlumberger Integriertes Kalibermessgerät im Bohrloch
US9753177B2 (en) * 2013-11-12 2017-09-05 Baker Hughes Incorporated Standoff specific corrections for density logging

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3701902A (en) * 1971-06-09 1972-10-31 Dresser Ind Dual detector compensated density wall logging system
GB2252623B (en) 1991-01-15 1994-10-19 Teleco Oilfield Services Inc A method for analyzing formation data from a formation evaluation measurement while drilling logging tool
US5451779A (en) * 1993-12-15 1995-09-19 Baroid Corporation Formation density measurement apparatus and method
US5473158A (en) 1994-01-14 1995-12-05 Schlumberger Technology Corporation Logging while drilling method and apparatus for measuring formation characteristics as a function of angular position within a borehole
US5486695A (en) * 1994-03-29 1996-01-23 Halliburton Company Standoff compensation for nuclear logging while drilling systems
US5539225A (en) 1994-09-16 1996-07-23 Schlumberger Technology Corporation Accelerator-based methods and apparatus for measurement-while-drilling
US5767510A (en) * 1996-04-15 1998-06-16 Schlumberger Technology Corporation Borehole invariant porosity measurement system
US6307199B1 (en) * 1999-05-12 2001-10-23 Schlumberger Technology Corporation Compensation of errors in logging-while-drilling density measurements
US6590202B2 (en) * 2000-05-26 2003-07-08 Precision Drilling Technology Services Group Inc. Standoff compensation for nuclear measurements
US6700115B2 (en) * 2000-05-26 2004-03-02 Precision Drilling Technology Services Group Inc. Standoff compensation for nuclear measurements
US6584837B2 (en) * 2001-12-04 2003-07-01 Baker Hughes Incorporated Method and apparatus for determining oriented density measurements including stand-off corrections

Also Published As

Publication number Publication date
EP1490713A1 (de) 2004-12-29
EP1490713B1 (de) 2006-10-18
CA2481096C (en) 2009-01-06
US7129477B2 (en) 2006-10-31
AU2003222182A1 (en) 2003-10-20
US20040021066A1 (en) 2004-02-05
CA2481096A1 (en) 2003-10-16
DE60309146T2 (de) 2007-08-30
WO2003085419A1 (en) 2003-10-16
NO20044532L (no) 2004-12-30
NO335569B1 (no) 2014-12-29

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