FR2314507A1 - Procede et appareil de detection de conducteurs enterres - Google Patents

Procede et appareil de detection de conducteurs enterres

Info

Publication number
FR2314507A1
FR2314507A1 FR7618005A FR7618005A FR2314507A1 FR 2314507 A1 FR2314507 A1 FR 2314507A1 FR 7618005 A FR7618005 A FR 7618005A FR 7618005 A FR7618005 A FR 7618005A FR 2314507 A1 FR2314507 A1 FR 2314507A1
Authority
FR
France
Prior art keywords
detection
underground conductors
underground
conductors
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.)
Granted
Application number
FR7618005A
Other languages
English (en)
French (fr)
Other versions
FR2314507B3 (sv
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.)
Radiodetection Ltd
Original Assignee
Electrolocation 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 Electrolocation Ltd filed Critical Electrolocation Ltd
Publication of FR2314507A1 publication Critical patent/FR2314507A1/fr
Application granted granted Critical
Publication of FR2314507B3 publication Critical patent/FR2314507B3/fr
Granted 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
    • 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
FR7618005A 1975-06-14 1976-06-14 Procede et appareil de detection de conducteurs enterres Granted FR2314507A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB25485/75A GB1509380A (en) 1975-06-14 1975-06-14 Underground metal pipe or cable location

Publications (2)

Publication Number Publication Date
FR2314507A1 true FR2314507A1 (fr) 1977-01-07
FR2314507B3 FR2314507B3 (sv) 1979-03-02

Family

ID=10228467

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7618005A Granted FR2314507A1 (fr) 1975-06-14 1976-06-14 Procede et appareil de detection de conducteurs enterres

Country Status (8)

Country Link
JP (1) JPS588477B2 (sv)
AU (1) AU1492476A (sv)
BE (1) BE842931A (sv)
DE (1) DE2626532C2 (sv)
FR (1) FR2314507A1 (sv)
GB (1) GB1509380A (sv)
NL (1) NL7606428A (sv)
SE (1) SE7606703L (sv)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0125741B1 (en) * 1983-01-20 1990-08-08 Scopemoor Limited Detector for buried objects
GB2174203B (en) * 1985-04-19 1988-11-16 Plessey Co Plc Underground cable detectors
GB2215063A (en) * 1988-02-18 1989-09-13 Tokyo Gas Co Ltd Detecting buried conductors
US5361029A (en) * 1990-06-18 1994-11-01 The Charles Machine Works, Inc. System for locating multiple concealed underground objects
JPH0370963U (sv) * 1990-11-05 1991-07-17
GB9110427D0 (en) * 1991-05-14 1991-07-03 Howell Mark I Improved device and method for locating buried conductors
GB9409431D0 (en) * 1994-05-11 1994-06-29 British Gas Plc Method and apparatus for locating a buried element
DE19518420C2 (de) * 1995-05-19 1998-01-02 Diether Alfred Schroeder Schaltungsanordnung zur Verwendung in einem geophysikalischen Prospektionsverfahren
US7671576B2 (en) * 2008-03-06 2010-03-02 Zircon Corporation Ratiometric AC wire tracer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR960966A (sv) * 1950-04-28
JPS5148805Y2 (sv) * 1971-12-02 1976-11-25

Also Published As

Publication number Publication date
JPS588477B2 (ja) 1983-02-16
GB1509380A (en) 1978-05-04
NL7606428A (nl) 1976-12-16
SE7606703L (sv) 1976-12-15
AU1492476A (en) 1977-12-22
DE2626532C2 (de) 1984-10-31
JPS5231766A (en) 1977-03-10
DE2626532A1 (de) 1976-12-30
BE842931A (fr) 1976-10-01
FR2314507B3 (sv) 1979-03-02

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