FR2189756B1 - - Google Patents

Info

Publication number
FR2189756B1
FR2189756B1 FR7319138A FR7319138A FR2189756B1 FR 2189756 B1 FR2189756 B1 FR 2189756B1 FR 7319138 A FR7319138 A FR 7319138A FR 7319138 A FR7319138 A FR 7319138A FR 2189756 B1 FR2189756 B1 FR 2189756B1
Authority
FR
France
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
FR7319138A
Other versions
FR2189756A1 (fr
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2189756A1 publication Critical patent/FR2189756A1/fr
Application granted granted Critical
Publication of FR2189756B1 publication Critical patent/FR2189756B1/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
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
    • G01V3/104—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils using several coupled or uncoupled coils

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Electromagnetism (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating And Analyzing Materials By Characteristic Methods (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
FR7319138A 1972-05-26 1973-05-25 Expired FR2189756B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25733472A 1972-05-26 1972-05-26

Publications (2)

Publication Number Publication Date
FR2189756A1 FR2189756A1 (fr) 1974-01-25
FR2189756B1 true FR2189756B1 (fr) 1977-02-11

Family

ID=22975874

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7319138A Expired FR2189756B1 (fr) 1972-05-26 1973-05-25

Country Status (8)

Country Link
JP (1) JPS4963462A (fr)
CA (1) CA1080821A (fr)
DE (1) DE2326797A1 (fr)
ES (1) ES415206A1 (fr)
FR (1) FR2189756B1 (fr)
GB (1) GB1436900A (fr)
IL (1) IL42338A (fr)
IT (1) IT990589B (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2510764A1 (fr) * 1981-07-30 1983-02-04 Franquet Leon Dispositif de detection d'objets metalliques, tels que des armes a feu, et sas d'acces de locaux equipes de tels dispositifs
JPS5889876U (ja) * 1981-12-11 1983-06-17 株式会社杉山電機製作所 金属通過検出器
US4751516A (en) * 1985-01-10 1988-06-14 Lichtblau G J Antenna system for magnetic and resonant circuit detection
US4769631A (en) * 1986-06-30 1988-09-06 Sensormatic Electronics Corporation Method, system and apparatus for magnetic surveillance of articles
EP0424371A1 (fr) * 1988-07-08 1991-05-02 Zetetic International Limited Procede et appareil de detection selective d'objets
FI84209C (fi) * 1988-11-01 1991-10-25 Outokumpu Oy Metalldetektor.
GB2232254A (en) * 1989-05-30 1990-12-05 Barkley & Dexter Lab Inc Search coil assembly for metal detectors and method for making such an assembly
WO1991004502A1 (fr) * 1989-09-12 1991-04-04 Bayliss Electronic Industries Pty. Ltd. Detecteur de valeur minerale a champ induit
WO1992001956A1 (fr) * 1990-07-20 1992-02-06 John Lysaght (Australia) Limited Detecteur de position de feuillard
GB2249634A (en) * 1990-11-07 1992-05-13 Gec Ferranti Defence Syst Security system for a vehicle
DE10157770C1 (de) * 2001-11-27 2002-11-07 Mustafa Uzman Metallsuchgerät
DE20200759U1 (de) * 2002-01-19 2002-04-04 Maier & Fabris GmbH, 72072 Tübingen Vorrichtung zur Detektion von Metallgegenständen
CN103180760B (zh) 2010-10-07 2016-10-26 梅特勒-托利多安全线有限公司 用于操作金属探测系统的方法以及金属探测系统
EP2439559B1 (fr) 2010-10-07 2013-05-29 Mettler-Toledo Safeline Limited Procédé de fonctionnement d'un système de détection de métaux et système de détection de métaux
EP2439560B1 (fr) 2010-10-07 2013-05-29 Mettler-Toledo Safeline Limited Procédé de fonctionnement d'un système de détection de métaux et système de détection de métaux
EP2562565B1 (fr) 2011-08-24 2014-03-05 Mettler-Toledo Safeline Limited Appareil de détection de métaux
US9018935B2 (en) 2011-09-19 2015-04-28 Mettler-Toledo Safeline Limited Method for operating a metal detection apparatus and apparatus
ES2477840B1 (es) * 2014-01-20 2015-02-27 Lenz Instruments S.L. Procedimiento para determinar parámetros de calidad en productos cárnicos e instalación correspondiente
GB201807699D0 (en) * 2018-05-11 2018-06-27 Univ Manchester Metal detector and method of manufacturing the same

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1623104B2 (de) * 1967-06-23 1974-09-12 Clamann & Grahnert, X 8016 Dresden Spulensystem für Metallspürgerät
US3665298A (en) * 1970-01-05 1972-05-23 Erico Prod Inc Metal impurity detector for tubular conveyor system

Also Published As

Publication number Publication date
IL42338A (en) 1978-06-15
GB1436900A (en) 1976-05-26
JPS4963462A (fr) 1974-06-19
IL42338A0 (en) 1973-07-30
AU5620573A (en) 1974-11-28
CA1080821A (fr) 1980-07-01
IT990589B (it) 1975-07-10
DE2326797A1 (de) 1973-12-06
FR2189756A1 (fr) 1974-01-25
ES415206A1 (es) 1976-05-16

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Legal Events

Date Code Title Description
ST Notification of lapse