SE365619B - - Google Patents

Info

Publication number
SE365619B
SE365619B SE09758/72A SE975872A SE365619B SE 365619 B SE365619 B SE 365619B SE 09758/72 A SE09758/72 A SE 09758/72A SE 975872 A SE975872 A SE 975872A SE 365619 B SE365619 B SE 365619B
Authority
SE
Sweden
Application number
SE09758/72A
Inventor
B Nilsson
Original Assignee
Boliden Ab
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 Boliden Ab filed Critical Boliden Ab
Priority to SE09758/72A priority Critical patent/SE365619B/xx
Priority to US00375923A priority patent/US3849722A/en
Priority to AU57760/73A priority patent/AU471378B2/en
Priority to CA176,180A priority patent/CA998104A/en
Priority to GB3311173A priority patent/GB1431588A/en
Priority to DE2335850A priority patent/DE2335850C3/de
Priority to NO3002/73A priority patent/NO137976C/no
Priority to FR7327448A priority patent/FR2193985B1/fr
Priority to JP48084824A priority patent/JPS4944901A/ja
Publication of SE365619B publication Critical patent/SE365619B/xx

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
    • G01V3/02—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with propagation of electric current
    • G01V3/06—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with propagation of electric current using ac

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)
  • Measurement Of Resistance Or Impedance (AREA)
SE09758/72A 1972-07-26 1972-07-26 SE365619B (da)

Priority Applications (9)

Application Number Priority Date Filing Date Title
SE09758/72A SE365619B (da) 1972-07-26 1972-07-26
US00375923A US3849722A (en) 1972-07-26 1973-07-02 Method and apparatus for digitally determining the complex electric field when carrying out prospecting operations
AU57760/73A AU471378B2 (en) 1972-07-26 1973-07-05 Method and apparatus for digitally determining the complex electric field when carrying out prospecting operations
CA176,180A CA998104A (en) 1972-07-26 1973-07-11 Method and apparatus for digitally determining the complex electric field when carrying out prospecting operations
GB3311173A GB1431588A (en) 1972-07-26 1973-07-11 Method and apparatus for determining electric fields when carrying out prospecting operations
DE2335850A DE2335850C3 (de) 1972-07-26 1973-07-14 Verfahren und Vorrichtung zur Bestimmung eines zu Prospektierungszwecken dienenden komplexen elektrischen Feldes
NO3002/73A NO137976C (no) 1972-07-26 1973-07-25 Fremgangsmaate og anordning for bestemmelse av elektriske felter ved prospektering
FR7327448A FR2193985B1 (da) 1972-07-26 1973-07-26
JP48084824A JPS4944901A (da) 1972-07-26 1973-07-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE09758/72A SE365619B (da) 1972-07-26 1972-07-26

Publications (1)

Publication Number Publication Date
SE365619B true SE365619B (da) 1974-03-25

Family

ID=20277467

Family Applications (1)

Application Number Title Priority Date Filing Date
SE09758/72A SE365619B (da) 1972-07-26 1972-07-26

Country Status (9)

Country Link
US (1) US3849722A (da)
JP (1) JPS4944901A (da)
AU (1) AU471378B2 (da)
CA (1) CA998104A (da)
DE (1) DE2335850C3 (da)
FR (1) FR2193985B1 (da)
GB (1) GB1431588A (da)
NO (1) NO137976C (da)
SE (1) SE365619B (da)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2272442B1 (da) * 1974-05-21 1977-03-11 Aquitaine Petrole
US3967190A (en) * 1974-12-23 1976-06-29 Zonge Kenneth L Method using induced polarization for ore discrimination in disseminated earth deposits
US3984759A (en) * 1975-03-21 1976-10-05 Soquem Apparatus for use in an induced polarization system for measuring the deformation of a periodic signal concealed in noise
US4507611A (en) * 1978-02-08 1985-03-26 Helms Ronald L Method for detecting surface and subsurface anomalies of the earth using vertical current measurements
US4323848A (en) * 1980-03-17 1982-04-06 Cornell Research Foundation, Inc. Plural sensor magnetometer arrangement for extended lateral range electrical conductivity logging
US4372398A (en) * 1980-11-04 1983-02-08 Cornell Research Foundation, Inc. Method of determining the location of a deep-well casing by magnetic field sensing
US4443762A (en) * 1981-06-12 1984-04-17 Cornell Research Foundation, Inc. Method and apparatus for detecting the direction and distance to a target well casing
US4835474A (en) * 1986-11-24 1989-05-30 Southwest Research Institute Method and apparatus for detecting subsurface anomalies
US4804906A (en) * 1987-02-05 1989-02-14 Chevron Research Company Method and apparatus for well casing inspection
US4942361A (en) * 1988-06-07 1990-07-17 Oryx Energy Company Method and apparatus for determining earth resistivities in the presence of extraneous earth currents
WO1990005923A1 (fr) * 1988-11-22 1990-05-31 Bureau D'electronique Appliquee, B.E.A. S.A. Appareil et procede de prospection electrique du sous-sol
DK12291D0 (da) * 1991-01-24 1991-01-24 Kurt I Soerensen Maaleudstyr til elektrisk profilering af et terraen
FR2712627B1 (fr) * 1993-11-17 1996-01-05 Schlumberger Services Petrol Procédé et dispositif pour surveiller et/ou étudier un réservoir d'hydrocarbures traversé par un puits.
US5686828A (en) * 1995-12-19 1997-11-11 New York State Electric & Gas Corporation Method for locating the joints and fracture points of underground jointed metallic pipes and cast-iron-gas-main-pipeline joint locator system
US5742166A (en) * 1996-11-04 1998-04-21 Park; Larry Seismic activity predictor including a dielectric for receiving precursor seismic electromagnetic waveforms
US20050179436A1 (en) * 1996-11-04 2005-08-18 Larry Park Seismic activity detector
US20080290875A1 (en) * 1996-11-04 2008-11-27 Park Larry A Seismic activity detector
US5855721A (en) * 1997-03-11 1999-01-05 The Regents Of The University Of California Non-destructive method of determining the position and condition of reinforcing steel in concrete
US8023360B2 (en) * 2008-08-29 2011-09-20 Park Larry A Seismic activity detector

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3525037A (en) * 1967-11-14 1970-08-18 Ampex Method and apparatus for measuring subsurface electrical impedance utilizing first and second successively transmitted signals at different frequencies
SE352742B (da) * 1970-01-05 1973-01-08 Boliden Ab
US3679978A (en) * 1970-01-19 1972-07-25 George H Hopkins Jr Induced polarization system and method for geological investigation having a stable waveform

Also Published As

Publication number Publication date
FR2193985B1 (da) 1976-04-09
DE2335850C3 (de) 1978-05-18
DE2335850A1 (de) 1974-02-07
JPS4944901A (da) 1974-04-27
DE2335850B2 (de) 1977-09-15
NO137976C (no) 1978-06-07
CA998104A (en) 1976-10-05
AU5776073A (en) 1975-01-09
FR2193985A1 (da) 1974-02-22
NO137976B (no) 1978-02-20
AU471378B2 (en) 1976-04-15
US3849722A (en) 1974-11-19
GB1431588A (en) 1976-04-07

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