NO871493L - Fremgangsmaate og apparat for undersoekelse av en grunnformasjon som gjennomtrenges av et borehull. - Google Patents

Fremgangsmaate og apparat for undersoekelse av en grunnformasjon som gjennomtrenges av et borehull.

Info

Publication number
NO871493L
NO871493L NO871493A NO871493A NO871493L NO 871493 L NO871493 L NO 871493L NO 871493 A NO871493 A NO 871493A NO 871493 A NO871493 A NO 871493A NO 871493 L NO871493 L NO 871493L
Authority
NO
Norway
Prior art keywords
drill
examination
procedure
basic form
form replaced
Prior art date
Application number
NO871493A
Other languages
English (en)
Norwegian (no)
Other versions
NO871493D0 (no
Inventor
Thomas L Marzetta
Weng Cho Chew
Original Assignee
Schlumberger 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 Schlumberger Ltd filed Critical Schlumberger Ltd
Publication of NO871493D0 publication Critical patent/NO871493D0/no
Publication of NO871493L publication Critical patent/NO871493L/no

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
    • G01V3/20—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with propagation of electric current

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
NO871493A 1986-04-22 1987-04-09 Fremgangsmaate og apparat for undersoekelse av en grunnformasjon som gjennomtrenges av et borehull. NO871493L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/855,119 US4851781A (en) 1986-04-22 1986-04-22 Method and apparatus for investigating a borehole using an array of elements

Publications (2)

Publication Number Publication Date
NO871493D0 NO871493D0 (no) 1987-04-09
NO871493L true NO871493L (no) 1987-10-23

Family

ID=25320404

Family Applications (1)

Application Number Title Priority Date Filing Date
NO871493A NO871493L (no) 1986-04-22 1987-04-09 Fremgangsmaate og apparat for undersoekelse av en grunnformasjon som gjennomtrenges av et borehull.

Country Status (5)

Country Link
US (1) US4851781A (de)
EP (1) EP0243258B1 (de)
BR (1) BR8701803A (de)
DE (1) DE3773982D1 (de)
NO (1) NO871493L (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5012193A (en) * 1989-11-01 1991-04-30 Schlumberger Technology Corp. Method and apparatus for filtering data signals produced by exploration of earth formations
US5256966A (en) * 1991-04-19 1993-10-26 Combustion Engineering, Inc. Method for detecting flaws in a steam generator tube using a flexible eddy current probe having coil bank switching
FR2686159B1 (fr) * 1992-01-14 1997-07-18 Schlumberger Services Petrol Procede et dispositif de diagraphie a electrodes azimutales passives.
US6302203B1 (en) 2000-03-17 2001-10-16 Schlumberger Technology Corporation Apparatus and method for communicating with devices positioned outside a liner in a wellbore
GB2379508B (en) 2001-04-23 2005-06-08 Computalog Usa Inc Electrical measurement apparatus and method
CA2415921C (en) * 2002-01-14 2013-11-26 Computalog Usa Inc. Method and apparatus for full offset resistivity imaging for use in boreholes
US9434875B1 (en) 2014-12-16 2016-09-06 Carbo Ceramics Inc. Electrically-conductive proppant and methods for making and using same
US11008505B2 (en) 2013-01-04 2021-05-18 Carbo Ceramics Inc. Electrically conductive proppant
EP2941532A4 (de) 2013-01-04 2017-04-19 Carbo Ceramics Inc. Elektrisch leitfähiges stützmittel und verfahren zur erkennung, ortung und charakterisierung eines elektrisch leitfähigen stützmittels
US20140361778A1 (en) * 2013-06-06 2014-12-11 Schlumberger Technology Corporation Apparatus and methods for measuring spontaneous potential of an earth formation
US9551210B2 (en) 2014-08-15 2017-01-24 Carbo Ceramics Inc. Systems and methods for removal of electromagnetic dispersion and attenuation for imaging of proppant in an induced fracture
WO2019088998A1 (en) 2017-10-31 2019-05-09 Halliburton Energy Services, Inc. Calculation of mud angle for imaging wells with oil based muds
US11561319B2 (en) 2017-10-31 2023-01-24 Halliburton Energy Services, Inc. Software tuning of borehole imagers
EP3704349B1 (de) 2017-10-31 2022-10-26 Halliburton Energy Services, Inc. Verarbeitung von widerstandsbildern in bohrlöchern mit ölbasierten schlämmen
US11377946B2 (en) 2018-03-13 2022-07-05 Halliburton Energy Services, Inc. Borehole imaging tool
US11914097B2 (en) 2018-03-29 2024-02-27 Halliburton Energy Services, Inc. Method for combined resistivity and permitivity determination with borehole imagers
WO2019191476A1 (en) 2018-03-30 2019-10-03 Halliburton Energy Services, Inc. Dip detection in logging image processing
US11543555B2 (en) 2018-04-11 2023-01-03 Halliburton Energy Services, Inc. Method to estimate formation resistivity
US11143779B2 (en) 2018-04-16 2021-10-12 Halliburton Energy Services, Inc. Deconvolution-based enhancement of apparent resistivity and bed boundary identification in borehole resistivity imaging
US10970814B2 (en) 2018-08-30 2021-04-06 Halliburton Energy Services, Inc. Subsurface formation imaging
US11249217B2 (en) 2018-11-15 2022-02-15 Halliburton Energy Services, Inc. Method for resistivity determination with borehole imagers
US11333787B2 (en) 2018-12-28 2022-05-17 Halliburton Energy Services, Inc. Electromagnetic insulating component used in well logging tool pad
US11836927B2 (en) 2019-04-24 2023-12-05 Halliburton Energy Services, Inc. Borehole coring reconstructions using borehole scans
WO2020231411A1 (en) 2019-05-14 2020-11-19 Halliburton Energy Services, Inc. System and method for measuring mud properties
WO2020236142A1 (en) 2019-05-17 2020-11-26 Halliburton Energy Services, Inc. Passive arm for bi-directional well logging instrument
US11365625B2 (en) 2019-10-08 2022-06-21 Halliburton Energy Services, Inc. Determining broadband mud properties
US11746642B2 (en) 2019-11-08 2023-09-05 Halliburton Energy Services, Inc. Electromagnetic imager design
US11348218B2 (en) 2020-03-30 2022-05-31 Halliburton Energy Services, Inc. Hybrid interpretation approach for borehole imaging
US11549358B2 (en) 2020-10-22 2023-01-10 Halliburton Energy Services, Inc. Deep learning methods for enhancing borehole images

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA685727A (en) * 1964-05-05 Schlumberger Limited Method of and apparatus for borehole logging
US3065405A (en) * 1958-12-16 1962-11-20 Emi Ltd Borehole survey apparatus
US3136942A (en) * 1959-06-16 1964-06-09 Schlumberger Well Surv Corp Electrical well logging methods and apparatus having a focussed electrode system including plural survey current electrodes
US3388325A (en) * 1966-02-23 1968-06-11 Schlumberger Well Surv Corp Apparatus for supplying an equal potential to circumferential portions of a circumferentially extending electrode
US3521154A (en) * 1967-07-03 1970-07-21 Schlumberger Technology Corp Methods and apparatus for enhancing well logging signals by the use of multiple measurements of the same formation characteristic
US3493849A (en) * 1968-07-31 1970-02-03 Schlumberger Technology Corp Methods and apparatus for investigating earth formations wherein the vertical resolution of a first exploring means is altered to approximate the vertical resolution of a second exploring means
US4117394A (en) * 1977-06-10 1978-09-26 Schlumberger Technology Corporation Well logging apparatus with pad-mounted vertical electrode array for measuring the resistivity of the flushed zone
US4286218A (en) * 1979-08-06 1981-08-25 Mobil Oil Corporation Multiple site magnetotelluric measurements
US4523148A (en) * 1980-10-20 1985-06-11 Gearhart Industries, Inc. Method and apparatus for determining the spontaneous earth potential log from downhole gradient measurements
US4468623A (en) * 1981-07-30 1984-08-28 Schlumberger Technology Corporation Method and apparatus using pad carrying electrodes for electrically investigating a borehole

Also Published As

Publication number Publication date
US4851781A (en) 1989-07-25
NO871493D0 (no) 1987-04-09
EP0243258A3 (en) 1988-01-13
EP0243258B1 (de) 1991-10-23
BR8701803A (pt) 1988-01-26
DE3773982D1 (de) 1991-11-28
EP0243258A2 (de) 1987-10-28

Similar Documents

Publication Publication Date Title
NO871493L (no) Fremgangsmaate og apparat for undersoekelse av en grunnformasjon som gjennomtrenges av et borehull.
NO161406C (no) Fremgangsmaate og apparat for undersoekelse av en grunnformasjon som gjennomtrenges av et borehull.
NO833131L (no) Fremgangsmaate og apparat for undersoekelse av egenskaper ved grunnformasjon som omgir et borehull
NO874290L (no) Fremgangsmaate og apparat for flerpolet akustisk logging.
NO871512D0 (no) Kontinuerlig fremgangsmaate for tablettering og apparat for utfoerelse av fremgangsmaaten.
NO884838D0 (no) Fremgangsmaate og apparat for maaling av trykkforskjell under boring.
NO901044D0 (no) Fremgangsmaate og apparat for epitermisk noeytron-logging.
NO884589D0 (no) Fremgangsmaate og apparat for broennlogging.
NO864649D0 (no) Fremgangsmaate og apparat for maaling av andelene av forskjellige komponenter i en raaoljeblanding som stroemmer i en roerledning.
DE3789875D1 (de) Metrologischer Apparat.
NO873685D0 (no) Innretning for inspeksjon av et borehull.
NO874756D0 (no) Fremgangsmaate og apparat for vakuumpakking.
NO864198L (no) Fremgangsmaate og apparat for fluidanalyse.
NO874522D0 (no) Fremgangsmaate og apparat for utvinning av soelv fra brukte, sure behandlingsfluida.
NO882229L (no) Fremgangsmaate til hydrokrakking av hydrokarboner og apparat til utfoerelse av fremgangsmaaten.
FI890315A0 (fi) Apparat foer dosering av kondenserad gas.
NO870879D0 (no) Fremgangmaate og apparat for logging i borehull.
NO147932C (no) Fremgangsmaate og apparat for borehullslogging
NO893660L (no) Fremgangsmaate og apparat for maaling av nivaasenkning.
DK423779A (da) Fremgangsmaade og apparat til akustisk borehullogging
NO146617C (no) Fremgangsmaate og apparat for undersoekelse av et borehull
NO875168D0 (no) Fremgangsmaate og apparat for overfoering av data mellom to databehandlingsutrustinger som hver drives av en uavhengig klokke.
NO851741L (no) Apparat for mikro-induktiv undersoekelse av grunn-formasjoner.
NO892320L (no) Fremgangsmaate og apparat for broennlogging.
NO900544D0 (no) Fremgangsmaate og apparat for forbedring av ben-heling.