AU6698494A - Methods of detecting location of magnetically-marked elongated buried objects - Google Patents

Methods of detecting location of magnetically-marked elongated buried objects

Info

Publication number
AU6698494A
AU6698494A AU66984/94A AU6698494A AU6698494A AU 6698494 A AU6698494 A AU 6698494A AU 66984/94 A AU66984/94 A AU 66984/94A AU 6698494 A AU6698494 A AU 6698494A AU 6698494 A AU6698494 A AU 6698494A
Authority
AU
Australia
Prior art keywords
magnetically
methods
detecting location
buried objects
marked
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.)
Abandoned
Application number
AU66984/94A
Inventor
John B. Rippingale
Erick O Schonstedt
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.)
Schonstedt Instrument Co LLC
Original Assignee
Schonstedt Instrument Co LLC
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 Schonstedt Instrument Co LLC filed Critical Schonstedt Instrument Co LLC
Publication of AU6698494A publication Critical patent/AU6698494A/en
Abandoned 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
AU66984/94A 1993-04-20 1994-03-28 Methods of detecting location of magnetically-marked elongated buried objects Abandoned AU6698494A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US4806893A 1993-04-20 1993-04-20
US048068 1993-04-20
PCT/US1994/003328 WO1994024584A1 (en) 1993-04-20 1994-03-28 Methods of detecting location of magnetically-marked elongated buried objects

Publications (1)

Publication Number Publication Date
AU6698494A true AU6698494A (en) 1994-11-08

Family

ID=21952569

Family Applications (1)

Application Number Title Priority Date Filing Date
AU66984/94A Abandoned AU6698494A (en) 1993-04-20 1994-03-28 Methods of detecting location of magnetically-marked elongated buried objects

Country Status (2)

Country Link
AU (1) AU6698494A (en)
WO (1) WO1994024584A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19648120A1 (en) * 1996-03-26 1997-10-02 Vallon Gmbh Underground object locating method
DE19641196C2 (en) * 1996-09-24 1998-07-09 Andreas Dr Fischer Method and device for detecting objects in the ground
US20100272885A1 (en) 2006-08-16 2010-10-28 SeekTech, Inc., a California corporation Marking Paint Applicator for Portable Locator
US7640105B2 (en) 2007-03-13 2009-12-29 Certus View Technologies, LLC Marking system and method with location and/or time tracking
US8700325B2 (en) 2007-03-13 2014-04-15 Certusview Technologies, Llc Marking apparatus and methods for creating an electronic record of marking operations
US8280631B2 (en) 2008-10-02 2012-10-02 Certusview Technologies, Llc Methods and apparatus for generating an electronic record of a marking operation based on marking device actuations
US8965700B2 (en) 2008-10-02 2015-02-24 Certusview Technologies, Llc Methods and apparatus for generating an electronic record of environmental landmarks based on marking device actuations
CA2691780C (en) 2009-02-11 2015-09-22 Certusview Technologies, Llc Management system, and associated methods and apparatus, for providing automatic assesment of a locate operation
EP2467674A1 (en) 2009-08-20 2012-06-27 Certusview Technologies, LLC Methods and marking devices with mechanisms for indicating and/or detecting marking material color
US10105723B1 (en) 2016-06-14 2018-10-23 SeeScan, Inc. Trackable dipole devices, methods, and systems for use with marking paint sticks

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3636435A (en) * 1969-06-20 1972-01-18 Scintrex Ltd Method of electromagnetic prospecting by measuring relative grandient of a resultant electromagnetic field
US3961245A (en) * 1974-11-20 1976-06-01 Schonstedt Instrument Company Magnetic locator having improved sensors
EP0125741B1 (en) * 1983-01-20 1990-08-08 Scopemoor Limited Detector for buried objects
US5017873A (en) * 1989-03-15 1991-05-21 Schonstedt Instrument Company Methods and apparatus employing permanent magnets for marking, locating, tracing and identifying hidden objects such as buried fiber optic cables
US5122750A (en) * 1989-03-15 1992-06-16 Schonstedt Instrument Company Methods employing permanent magnets for marking, locating, tracing and identifying hidden objects such as buried fiber optic cables
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

Also Published As

Publication number Publication date
WO1994024584A1 (en) 1994-10-27

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