AU2453501A - Long range electronic guidance system for locating a discrete in-ground boring device - Google Patents

Long range electronic guidance system for locating a discrete in-ground boring device

Info

Publication number
AU2453501A
AU2453501A AU24535/01A AU2453501A AU2453501A AU 2453501 A AU2453501 A AU 2453501A AU 24535/01 A AU24535/01 A AU 24535/01A AU 2453501 A AU2453501 A AU 2453501A AU 2453501 A AU2453501 A AU 2453501A
Authority
AU
Australia
Prior art keywords
locating
discrete
guidance system
long range
boring device
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
AU24535/01A
Inventor
Nelson Hall
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.)
Utilx Corp
Original Assignee
Utilx Corp
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 Utilx Corp filed Critical Utilx Corp
Publication of AU2453501A publication Critical patent/AU2453501A/en
Abandoned legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/02—Determining slope or direction
    • E21B47/022—Determining slope or direction of the borehole, e.g. using geomagnetism
    • E21B47/0228—Determining slope or direction of the borehole, e.g. using geomagnetism using electromagnetic energy or detectors therefor
    • E21B47/0232—Determining slope or direction of the borehole, e.g. using geomagnetism using electromagnetic energy or detectors therefor at least one of the energy sources or one of the detectors being located on or above the ground surface
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
    • E21B47/13—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. radio frequency
AU24535/01A 1999-12-21 2000-12-21 Long range electronic guidance system for locating a discrete in-ground boring device Abandoned AU2453501A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US17297199P 1999-12-21 1999-12-21
US60172971 1999-12-21
PCT/US2000/035115 WO2001046554A1 (en) 1999-12-21 2000-12-21 Long range electronic guidance system for locating a discrete in-ground boring device

Publications (1)

Publication Number Publication Date
AU2453501A true AU2453501A (en) 2001-07-03

Family

ID=22629950

Family Applications (1)

Application Number Title Priority Date Filing Date
AU24535/01A Abandoned AU2453501A (en) 1999-12-21 2000-12-21 Long range electronic guidance system for locating a discrete in-ground boring device

Country Status (2)

Country Link
AU (1) AU2453501A (en)
WO (1) WO2001046554A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6717410B2 (en) 2000-09-08 2004-04-06 Merlin Technology, Inc. Bore location system
US8779971B2 (en) 2010-05-24 2014-07-15 Robert J. Wellington Determining spatial orientation information of a body from multiple electromagnetic signals
CN101982734A (en) * 2010-10-29 2011-03-02 南昌航空大学 Calculation method for underground magnetic navigation

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3967201A (en) * 1974-01-25 1976-06-29 Develco, Inc. Wireless subterranean signaling method
WO1986004636A1 (en) * 1985-02-11 1986-08-14 Comdisco Resources, Inc. Method and apparatus for data transmission in a well bore containing a conductive fluid
US4806869A (en) * 1986-05-22 1989-02-21 Flow Industries, Inc. An above-ground arrangement for and method of locating a discrete in ground boring device
US4881083A (en) * 1986-10-02 1989-11-14 Flowmole Corporation Homing technique for an in-ground boring device
US5155442A (en) * 1991-03-01 1992-10-13 John Mercer Position and orientation locator/monitor
US5585726A (en) * 1995-05-26 1996-12-17 Utilx Corporation Electronic guidance system and method for locating a discrete in-ground boring device

Also Published As

Publication number Publication date
WO2001046554A1 (en) 2001-06-28

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase