DK164610C - PROCEDURE FOR DETECTING AN UNDERGROUND, METALLIC LEADER AND CONNECTOR CIRCUIT FOR USING THE PROCEDURE - Google Patents

PROCEDURE FOR DETECTING AN UNDERGROUND, METALLIC LEADER AND CONNECTOR CIRCUIT FOR USING THE PROCEDURE

Info

Publication number
DK164610C
DK164610C DK186890A DK186890A DK164610C DK 164610 C DK164610 C DK 164610C DK 186890 A DK186890 A DK 186890A DK 186890 A DK186890 A DK 186890A DK 164610 C DK164610 C DK 164610C
Authority
DK
Denmark
Prior art keywords
procedure
underground
detecting
connector circuit
leader
Prior art date
Application number
DK186890A
Other languages
Danish (da)
Other versions
DK186890A (en
DK186890D0 (en
DK164610B (en
Inventor
Hugo Rasmussen
Original Assignee
Hugo Rasmussen
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 Hugo Rasmussen filed Critical Hugo Rasmussen
Priority to DK186890A priority Critical patent/DK164610C/en
Publication of DK186890D0 publication Critical patent/DK186890D0/en
Priority to PCT/DK1991/000210 priority patent/WO1992002834A1/en
Publication of DK186890A publication Critical patent/DK186890A/en
Publication of DK164610B publication Critical patent/DK164610B/en
Application granted granted Critical
Publication of DK164610C publication Critical patent/DK164610C/en

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)
DK186890A 1990-08-06 1990-08-06 PROCEDURE FOR DETECTING AN UNDERGROUND, METALLIC LEADER AND CONNECTOR CIRCUIT FOR USING THE PROCEDURE DK164610C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DK186890A DK164610C (en) 1990-08-06 1990-08-06 PROCEDURE FOR DETECTING AN UNDERGROUND, METALLIC LEADER AND CONNECTOR CIRCUIT FOR USING THE PROCEDURE
PCT/DK1991/000210 WO1992002834A1 (en) 1990-08-06 1991-07-17 Procedure for locating an underground conductor and a coupling circuit for carrying out this procedure

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK186890 1990-08-06
DK186890A DK164610C (en) 1990-08-06 1990-08-06 PROCEDURE FOR DETECTING AN UNDERGROUND, METALLIC LEADER AND CONNECTOR CIRCUIT FOR USING THE PROCEDURE

Publications (4)

Publication Number Publication Date
DK186890D0 DK186890D0 (en) 1990-08-06
DK186890A DK186890A (en) 1992-02-07
DK164610B DK164610B (en) 1992-07-20
DK164610C true DK164610C (en) 1992-12-14

Family

ID=8108657

Family Applications (1)

Application Number Title Priority Date Filing Date
DK186890A DK164610C (en) 1990-08-06 1990-08-06 PROCEDURE FOR DETECTING AN UNDERGROUND, METALLIC LEADER AND CONNECTOR CIRCUIT FOR USING THE PROCEDURE

Country Status (2)

Country Link
DK (1) DK164610C (en)
WO (1) WO1992002834A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993021544A1 (en) * 1992-04-10 1993-10-28 Willy Palle Pedersen A marker system with markers of the electromagnetical type, and a marker and a detector therefor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS499388B1 (en) * 1968-05-25 1974-03-04
CH517416A (en) * 1971-04-21 1971-12-31 Autophon Ag Pocket call receiver
US4119908A (en) * 1975-11-28 1978-10-10 A. P. C. Industries, Inc. Method for locating buried markers which are disposed along the path of an underground conductor
US4044299A (en) * 1975-12-22 1977-08-23 Harold James Weber Concealed structure locating and surveying translator apparatus
JPS56111326A (en) * 1980-02-08 1981-09-03 Hitachi Ltd Antenna circuit of am radio receiver
DE3151523A1 (en) * 1981-12-24 1983-07-07 Howaldtswerke-Deutsche Werft Ag Hamburg Und Kiel, 2300 Kiel Device for locating routing guideways
GB8400638D0 (en) * 1984-01-11 1984-02-15 Dynalog Electronics Ltd Electromagnetic monitoring of marine pipes
GB8425761D0 (en) * 1984-10-11 1984-11-14 Raychem Sa Nv Remote measurement of conditions

Also Published As

Publication number Publication date
DK186890A (en) 1992-02-07
DK186890D0 (en) 1990-08-06
WO1992002834A1 (en) 1992-02-20
DK164610B (en) 1992-07-20

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Legal Events

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PBP Patent lapsed