FR2503874B1 - Emetteur pour un systeme de prospection electromagnetique - Google Patents

Emetteur pour un systeme de prospection electromagnetique

Info

Publication number
FR2503874B1
FR2503874B1 FR8206046A FR8206046A FR2503874B1 FR 2503874 B1 FR2503874 B1 FR 2503874B1 FR 8206046 A FR8206046 A FR 8206046A FR 8206046 A FR8206046 A FR 8206046A FR 2503874 B1 FR2503874 B1 FR 2503874B1
Authority
FR
France
Prior art keywords
transmitter
electromagnetic
prospection
prospection system
electromagnetic prospection
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
Application number
FR8206046A
Other languages
English (en)
Other versions
FR2503874A1 (fr
Inventor
Lukas Ensing
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Publication of FR2503874A1 publication Critical patent/FR2503874A1/fr
Application granted granted Critical
Publication of FR2503874B1 publication Critical patent/FR2503874B1/fr
Expired 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
    • G01V3/15—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for use during transport, e.g. by a person, vehicle or boat
    • G01V3/17—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for use during transport, e.g. by a person, vehicle or boat operating with electromagnetic waves

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR8206046A 1981-04-14 1982-04-07 Emetteur pour un systeme de prospection electromagnetique Expired FR2503874B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8111781A GB2096769B (en) 1981-04-14 1981-04-14 Transmitter for an electromagnetic survey system

Publications (2)

Publication Number Publication Date
FR2503874A1 FR2503874A1 (fr) 1982-10-15
FR2503874B1 true FR2503874B1 (fr) 1986-03-28

Family

ID=10521147

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8206046A Expired FR2503874B1 (fr) 1981-04-14 1982-04-07 Emetteur pour un systeme de prospection electromagnetique

Country Status (7)

Country Link
US (1) US4535292A (fr)
AU (1) AU549245B2 (fr)
CA (1) CA1181808A (fr)
FR (1) FR2503874B1 (fr)
GB (1) GB2096769B (fr)
IE (1) IE52335B1 (fr)
ZA (1) ZA822401B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4868504A (en) * 1987-02-09 1989-09-19 Flr, Inc. Apparatus and method for locating metal objects and minerals in the ground with return of energy from transmitter coil to power supply
US4818944A (en) * 1987-05-06 1989-04-04 Schonstedt Instrument Company Magnetic locating and tracing system and method using dual-antenna transmitter to distinguish between concealed adjacent objects
GB8917449D0 (en) * 1989-07-31 1989-09-13 Diagnostic Developments Limite Electromagnetic scanning system
AUPR083700A0 (en) * 2000-10-17 2000-11-09 Bhc Consulting Pty Ltd Ground mineralisation rejecting metal detector (transmit signal)
US7746077B2 (en) * 2007-04-30 2010-06-29 Kjt Enterprises, Inc. Method for measuring the magnetotelluric response to the earth's subsurface
US7872477B2 (en) * 2007-04-30 2011-01-18 Kjt Enterprises, Inc. Multi-component marine electromagnetic signal acquisition cable and system
US8026723B2 (en) * 2007-04-30 2011-09-27 Kjt Enterprises, Inc. Multi-component marine electromagnetic signal acquisition method
US7705599B2 (en) * 2007-07-09 2010-04-27 Kjt Enterprises, Inc. Buoy-based marine electromagnetic signal acquisition system
US20090265111A1 (en) * 2008-04-16 2009-10-22 Kjt Enterprises, Inc. Signal processing method for marine electromagnetic signals
DK178049B1 (en) 2014-03-17 2015-04-13 Selskabet Af 6 April 2010 Aps Airborne Electromagnetic Survey System with Multiple Transmitter Arrangements

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2735980A (en) * 1956-02-21 Microseconds
US2169685A (en) * 1937-06-08 1939-08-15 Shell Dev Electrical method of geophysical exploration
US2623924A (en) * 1950-08-11 1952-12-30 Int Nickel Canada System of airborne conductor measurements
US2839751A (en) * 1954-09-13 1958-06-17 Canadian Airborne Geophysics L Transmitting apparatus for inductive prospecting
US2903642A (en) * 1955-06-23 1959-09-08 Rio Canadian Exploration Ltd Method of mobile electromagnetic prospecting
GB848428A (en) * 1956-12-04 1960-09-14 Canadian Airborne Geophysics L Electromagnetic exploration method
US2931973A (en) * 1957-10-24 1960-04-05 Canadian Airborne Geophysics L Electromagnetic exploration method
US3020471A (en) * 1958-06-16 1962-02-06 Barringer Research Ltd Method and apparatus for the detection of ore bodies
US3143689A (en) * 1960-08-15 1964-08-04 John R Hall Magnetic recording tape erasure apparatus
US3168694A (en) * 1961-07-24 1965-02-02 Donald W Slattery Geophysical survey systems using polarized electromagnetic waves
DE1698481B1 (de) * 1963-02-18 1969-09-04 Claus Colani Vorrichtung zur Untersuchung eines relativ homogenen,gegebenenfalls eine gewisse elektrische Leitfaehigkeit aufweisenden Mediums
US3317744A (en) * 1963-08-08 1967-05-02 Barringer Research Ltd Pulse generator with capacitor alternately charged by d.c. pulses through s.c.r. switching means and discharged through inductor
US3950695A (en) * 1973-04-09 1976-04-13 Barringer Research Limited Geophysical prospecting method utilizing correlation of received waveforms with stored reference waveforms
FR2288317A1 (fr) * 1974-10-14 1976-05-14 Barringer Research Ltd Procede de detection de masses conductrices et de prospection geologique
GB1515533A (en) * 1975-08-20 1978-06-28 C S Antennas Ltd Aerials
CA1064584A (fr) * 1977-01-04 1979-10-16 Barringer Research Limited Generateur d'impulsions utilisant un circuit l-c pour exciter une bobine
US4302723A (en) * 1979-06-15 1981-11-24 Schlumberger Technology Corporation Apparatus and method for determining dip and/or anisotropy of formations surrounding a borehole
US4302722A (en) * 1979-06-15 1981-11-24 Schlumberger Technology Corporation Induction logging utilizing resistive and reactive induced signal components to determine conductivity and coefficient of anisotropy
US4276484A (en) * 1979-09-10 1981-06-30 Riveros Carlos A Method and apparatus for controlling current in inductive loads such as large diameter coils

Also Published As

Publication number Publication date
ZA822401B (en) 1983-02-23
GB2096769A (en) 1982-10-20
IE820826L (en) 1982-10-14
AU8243882A (en) 1982-10-21
GB2096769B (en) 1985-08-21
US4535292A (en) 1985-08-13
FR2503874A1 (fr) 1982-10-15
AU549245B2 (en) 1986-01-23
CA1181808A (fr) 1985-01-29
IE52335B1 (en) 1987-09-16

Similar Documents

Publication Publication Date Title
FR2538642B1 (fr) Systeme de transmission radio-electrique
FR2508654B1 (fr) Systeme de navigation
PT75258B (fr) Systeme enregistreur de perturbations
FR2501222B1 (fr) Systeme de gazeification
FR2478238B1 (fr) Systeme de commande d'un embrayage electromagnetique
FR2519501B1 (fr) Systeme de television stereoscopique
BE893108A (fr) Systeme indicateur pour les transports publics
BE893723A (fr) Systeme pour produite un signal operant
BE893102A (fr) Systeme de communication
FR2503874B1 (fr) Emetteur pour un systeme de prospection electromagnetique
RO82946A (fr) Systeme hydrostatique de direction
JPS5759179A (en) Transmitter for navigation system
FR2549948B1 (fr) Systeme de visee pour un missile guide
FR2515413B1 (fr) Structure de stator pour un dispositif electromagnetique
GB2081026B (en) Electromagnetic vibrating system
FR2475327B1 (fr) Systeme de transmission de donnees pour commandes numeriques
FR2481464B1 (fr) Processeur pour systeme radar
FR2529734B1 (fr) Systeme pour deparasiter des signaux
FR2506003B1 (fr) Systeme de visee
ES499882A0 (es) Un sistema de enclavamiento electronico
BE871580A (fr) Systeme electromagnetique de detection
FR2553143B1 (fr) Systeme de blindage pour portes
FR2494448B1 (fr) Systeme de detection a radar a couverture reglee
IT1170499B (it) Trasmettitore radar
DE3170145D1 (en) Radar ranging system

Legal Events

Date Code Title Description
ST Notification of lapse