[go: up one dir, main page]

DE69818066D1 - Verbessertes detektionsverfahren - Google Patents

Verbessertes detektionsverfahren

Info

Publication number
DE69818066D1
DE69818066D1 DE69818066T DE69818066T DE69818066D1 DE 69818066 D1 DE69818066 D1 DE 69818066D1 DE 69818066 T DE69818066 T DE 69818066T DE 69818066 T DE69818066 T DE 69818066T DE 69818066 D1 DE69818066 D1 DE 69818066D1
Authority
DE
Germany
Prior art keywords
detection method
improved detection
improved
detection
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
DE69818066T
Other languages
English (en)
Inventor
Hedley Clarke
William Millar
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.)
Court Services Ltd
Original Assignee
Court Services Ltd
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 Court Services Ltd filed Critical Court Services Ltd
Application granted granted Critical
Publication of DE69818066D1 publication Critical patent/DE69818066D1/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
    • 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
    • G01V3/26—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with magnetic or electric fields produced or modified either by the surrounding earth formation or by the detecting device

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
DE69818066T 1997-07-28 1998-07-27 Verbessertes detektionsverfahren Expired - Lifetime DE69818066D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9715912.3A GB9715912D0 (en) 1997-07-28 1997-07-28 Enhanced detection method
PCT/GB1998/002234 WO1999005545A1 (en) 1997-07-28 1998-07-27 Enhanced detection method

Publications (1)

Publication Number Publication Date
DE69818066D1 true DE69818066D1 (de) 2003-10-16

Family

ID=10816593

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69818066T Expired - Lifetime DE69818066D1 (de) 1997-07-28 1998-07-27 Verbessertes detektionsverfahren

Country Status (6)

Country Link
US (1) US6452395B1 (de)
EP (1) EP1000370B1 (de)
AU (1) AU8548498A (de)
DE (1) DE69818066D1 (de)
GB (1) GB9715912D0 (de)
WO (1) WO1999005545A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9906096D0 (en) 1999-03-18 1999-05-12 Groundflow Ltd Method for downhole logging
GB9906093D0 (en) 1999-03-18 1999-05-12 Groundflow Ltd Method for electrokinetic downhole logging
US6269311B1 (en) 1999-10-13 2001-07-31 The Regents Of The University Of California Discrimination of porosity and fluid saturation using seismic velocity analysis
GB0115809D0 (en) * 2001-06-28 2001-08-22 Groundflow Ltd Downhole measurement of rock properties
US7042801B1 (en) * 2004-02-04 2006-05-09 Seismoelectric Soundings, Inc. System for geophysical prospecting using induce electrokinetic effect
US7586310B2 (en) 2004-06-18 2009-09-08 Schlumberger Technology Corporation While-drilling apparatus for measuring streaming potentials and determining earth formation characteristics and other useful information
US7520324B2 (en) * 2004-06-18 2009-04-21 Schlumberger Technology Corporation Completion apparatus for measuring streaming potentials and determining earth formation characteristics
US7388380B2 (en) 2004-06-18 2008-06-17 Schlumberger Technology While-drilling apparatus for measuring streaming potentials and determining earth formation characteristics and other useful information
US8302687B2 (en) 2004-06-18 2012-11-06 Schlumberger Technology Corporation Apparatus for measuring streaming potentials and determining earth formation characteristics
US7233150B2 (en) * 2004-06-18 2007-06-19 Schlumberger Technology Corporation While-drilling apparatus for measuring streaming potentials and determining earth formation characteristics
US7301345B2 (en) 2004-06-18 2007-11-27 Schlumberger Technology Corporation While-drilling methodology for estimating formation pressure based upon streaming potential measurements
US7243718B2 (en) * 2004-06-18 2007-07-17 Schlumberger Technology Corporation Methods for locating formation fractures and monitoring well completion using streaming potential transients information
US7466136B2 (en) 2004-06-18 2008-12-16 Schlumberger Technology Corporation While-drilling methodology for determining earth formation characteristics and other useful information based upon streaming potential measurements
GB2422433B (en) 2004-12-21 2008-03-19 Sondex Wireline Ltd Method and apparatus for determining the permeability of earth formations
US8630146B2 (en) * 2009-04-02 2014-01-14 Baker Hughes Incorporated Method and apparatus for estimating formation permeability and electroacoustic constant of an electrolyte-saturated multi-layered rock taking into account osmosis
EP3058396B1 (de) 2013-10-18 2020-06-17 Baker Hughes Holdings Llc Bohrfähigkeitsvorhersage auf basis elektromagnetischer emissionen beim bohren
US9910177B2 (en) 2013-12-31 2018-03-06 Longbranch Enterprises Inc. System and method for deep detection of petroleum and hydrocarbon deposits

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4699352A (en) * 1982-03-08 1987-10-13 Exploration Logging, Inc. Apparatus for well logging telemetry
US4858718A (en) * 1987-03-09 1989-08-22 Bolt Technology Corporation Tube-wave attenuation method, system and apparatus for use with an inpulsive seismic energy source in liquid-containing wells
RU1772775C (ru) * 1990-01-29 1992-10-30 Нижегородский Научно-Исследовательский Радиофизический Институт Способ каротажа
AU2865792A (en) * 1991-10-04 1993-05-03 Atlantic Richfield Company System for real-time look-ahead exploration of hydrocarbon wells
US5229553A (en) * 1992-11-04 1993-07-20 Western Atlas International, Inc. Acoustic isolator for a borehole logging tool
FR2716536B1 (fr) 1994-02-22 1996-04-26 Geophysique Cie Gle Procédé et dispositif pour mesurer la perméabilité d'un milieu rocheux .
AU690978B2 (en) * 1994-04-18 1998-05-07 Groundflow Limited Fluid detection means
GB9521171D0 (en) * 1995-10-17 1995-12-20 Millar John W A Detection method

Also Published As

Publication number Publication date
AU8548498A (en) 1999-02-16
EP1000370B1 (de) 2003-09-10
GB9715912D0 (en) 1997-10-01
EP1000370A1 (de) 2000-05-17
US6452395B1 (en) 2002-09-17
WO1999005545A1 (en) 1999-02-04

Similar Documents

Publication Publication Date Title
IS8368A (is) Ný aðferð
FI972736A0 (fi) Foerbaettrad metod foer cellbyte
DE69836580D1 (de) Erkennungssystem
DE69727992D1 (de) Vorzündungserfassungsgerät
DE69532308D1 (de) Ortungsanlage
FI972024L (fi) Kanavanvaihtomenetelmä
FI971620A7 (fi) Autentikointimenetelmä
DE69729672D1 (de) Biosensor
BR9608046A (pt) Sensor
DE69710713D1 (de) Vibrationsdetektion
DE69620896D1 (de) Riefendetektionsverfahren
DE69818066D1 (de) Verbessertes detektionsverfahren
DE69738270D1 (de) Erfassungssystem
IS5106A (is) Ný aðferð
NO20003164L (no) Ultralydmetode
DE69828227D1 (de) Aufzeichnungsverfahren
ATA159897A (de) Sensor
DE69701853D1 (de) Kantendetektion
NO20003079D0 (no) Polymerisasjon-oppstartningsprosess
DE69815409D1 (de) Normalisiertes Zündaussetzererkennungsverfahren
NO20003080D0 (no) Polymerisasjon-oppstartningsprosess
DE69814442D1 (de) Strukturerkennung
DE69609684D1 (de) Titeldetektion
FI974067A0 (fi) Process foer cellulasbehandling
ID17503A (id) Metoda konstruksi

Legal Events

Date Code Title Description
8332 No legal effect for de