IT1193852B - Dispositivo avvisatore,procedimento di fabbricazione e apparecchio di rivelazione - Google Patents

Dispositivo avvisatore,procedimento di fabbricazione e apparecchio di rivelazione

Info

Publication number
IT1193852B
IT1193852B IT27071/79A IT2707179A IT1193852B IT 1193852 B IT1193852 B IT 1193852B IT 27071/79 A IT27071/79 A IT 27071/79A IT 2707179 A IT2707179 A IT 2707179A IT 1193852 B IT1193852 B IT 1193852B
Authority
IT
Italy
Prior art keywords
manufacturing procedure
detection device
warning device
warning
detection
Prior art date
Application number
IT27071/79A
Other languages
English (en)
Other versions
IT7927071A0 (it
Inventor
Georges Thumerel
Original Assignee
Semplanor Sa
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 Semplanor Sa filed Critical Semplanor Sa
Publication of IT7927071A0 publication Critical patent/IT7927071A0/it
Application granted granted Critical
Publication of IT1193852B publication Critical patent/IT1193852B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V15/00—Tags attached to, or associated with, an object, in order to enable detection of the object

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (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 Magnetic Means (AREA)
IT27071/79A 1978-11-09 1979-11-06 Dispositivo avvisatore,procedimento di fabbricazione e apparecchio di rivelazione IT1193852B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7832191A FR2441183A1 (fr) 1978-11-09 1978-11-09 Grillage de signalisation des dispositifs enterres

Publications (2)

Publication Number Publication Date
IT7927071A0 IT7927071A0 (it) 1979-11-06
IT1193852B true IT1193852B (it) 1988-08-31

Family

ID=9214881

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27071/79A IT1193852B (it) 1978-11-09 1979-11-06 Dispositivo avvisatore,procedimento di fabbricazione e apparecchio di rivelazione

Country Status (8)

Country Link
EP (1) EP0011536A3 (it)
JP (1) JPS55109978A (it)
AU (1) AU5244679A (it)
BE (1) BE879565A (it)
ES (1) ES8100494A1 (it)
FR (1) FR2441183A1 (it)
IT (1) IT1193852B (it)
OA (1) OA06376A (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3221301A1 (de) * 1982-06-05 1983-12-08 Seba-Dynatronic Mess- und Ortungstechnik gmbH, 8601 Baunach Verfahren zum orten unterirdisch, ferromagnetischer koerper
FR2531234B1 (fr) * 1982-08-02 1985-08-23 Nobel Plastiques Grillage avertisseur
FR2538879B1 (fr) * 1983-01-04 1987-04-10 Nobel Plastiques Grillage detectable de protection d'ouvrages enterres et son procede de fabrication
JPS6082881A (ja) * 1983-10-13 1985-05-11 Taisei Corp 合成樹脂製埋設管の探知方法
US5006806A (en) * 1989-03-15 1991-04-09 Schonstedt Instrument Company Methods and apparatus employing permanent magnets for marking, locating, tracing and identifying hidden objects such as burried fiber optic cables
US5200704A (en) * 1991-02-28 1993-04-06 Westinghouse Electric Corp. System and method including a buried flexible sheet target impregnated with ferromagnetic particles and eddy current probe for determining proximity of a non-conductive underground structure
GB2378250A (en) * 2001-07-31 2003-02-05 Terram Ltd Detecting buried geotextile
DE102008007705A1 (de) * 2008-02-04 2009-09-03 Gbm Wiebe Gleisbaumaschinen Gmbh Vorrichtung und Verfahren zur Grenzflächendetektion in Bodenschichten

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE479041C (de) * 1927-04-23 1929-07-06 Hartmann & Braun Akt Ges Anzeigevorrichtung mit Lichtkammern zur stufenweise erfolgenden Anzeige und zum Vergleich mehrerer Groessen
US2527681A (en) * 1947-05-01 1950-10-31 Charles T Wolfe Marking device
DE1473754A1 (de) * 1965-03-26 1969-09-18 Foerster Dr Phil Friedrich Verfahren zur Rettung verschuetteter Lebewesen
FR2126607A5 (en) * 1971-02-12 1972-10-06 Griffolyn Cy Inc Underground plastics/metal marker - for gas and water mains ,sewers, electric service lines and telephone cables
FR2078861A5 (it) * 1971-02-19 1971-11-05 Greenberg Irving
FR2153826A7 (it) * 1971-09-22 1973-05-04 Plymouth Francaise Sa
FR2344209A7 (fr) * 1976-03-09 1977-10-07 Terracol Antoine Instrument de controle de l'alimentation de bobines de commande de relais
FR2384427A7 (fr) * 1977-03-16 1978-10-13 Plymouth Francaise Sa Grillage pour le reperage des canalisations souterraines
DE2719706C2 (de) * 1977-05-03 1983-06-23 Brown, Boveri & Cie Ag, 6800 Mannheim Vorrichtung für die Anzeige des Betriebszustandes und der Leistungsaufnahme eines elektrischen Verbrauchers

Also Published As

Publication number Publication date
JPS55109978A (en) 1980-08-23
ES485813A0 (es) 1980-11-01
IT7927071A0 (it) 1979-11-06
FR2441183A1 (fr) 1980-06-06
EP0011536A2 (fr) 1980-05-28
ES8100494A1 (es) 1980-11-01
AU5244679A (en) 1980-05-22
EP0011536A3 (fr) 1980-10-15
OA06376A (fr) 1981-07-31
BE879565A (fr) 1980-02-15

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