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AU524580B2 - Radar drill guidance system - Google Patents
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AU524580B2 - Radar drill guidance system - Google Patents

Radar drill guidance system

Info

Publication number
AU524580B2
AU524580B2 AU71958/81A AU7195881A AU524580B2 AU 524580 B2 AU524580 B2 AU 524580B2 AU 71958/81 A AU71958/81 A AU 71958/81A AU 7195881 A AU7195881 A AU 7195881A AU 524580 B2 AU524580 B2 AU 524580B2
Authority
AU
Australia
Prior art keywords
guidance system
drill guidance
radar
radar drill
guidance
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.)
Ceased
Application number
AU71958/81A
Other versions
AU7195881A (en
Inventor
James Charles Fowler
Stephen David Hale
Theodore Edward Moser
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.)
XADAR CORP
Original Assignee
Ensco Inc
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
Priority to GB8118519A priority Critical patent/GB2100544B/en
Application filed by Ensco Inc filed Critical Ensco Inc
Priority to AU71958/81A priority patent/AU524580B2/en
Priority to DE19813124881 priority patent/DE3124881C2/en
Application granted granted Critical
Publication of AU7195881A publication Critical patent/AU7195881A/en
Publication of AU524580B2 publication Critical patent/AU524580B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/003—Bistatic radar systems; Multistatic radar systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • 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
    • G01V3/18—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging
    • G01V3/30—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with electromagnetic waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geophysics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Radar Systems Or Details Thereof (AREA)
AU71958/81A 1981-06-16 1981-06-18 Radar drill guidance system Ceased AU524580B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB8118519A GB2100544B (en) 1981-06-16 1981-06-16 Radar drill guidance system
AU71958/81A AU524580B2 (en) 1981-06-16 1981-06-18 Radar drill guidance system
DE19813124881 DE3124881C2 (en) 1981-06-16 1981-06-25 Radar system for determining underground distances

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB8118519A GB2100544B (en) 1981-06-16 1981-06-16 Radar drill guidance system
AU71958/81A AU524580B2 (en) 1981-06-16 1981-06-18 Radar drill guidance system
DE19813124881 DE3124881C2 (en) 1981-06-16 1981-06-25 Radar system for determining underground distances

Publications (2)

Publication Number Publication Date
AU7195881A AU7195881A (en) 1982-09-23
AU524580B2 true AU524580B2 (en) 1982-09-23

Family

ID=27155962

Family Applications (1)

Application Number Title Priority Date Filing Date
AU71958/81A Ceased AU524580B2 (en) 1981-06-16 1981-06-18 Radar drill guidance system

Country Status (3)

Country Link
AU (1) AU524580B2 (en)
DE (1) DE3124881C2 (en)
GB (1) GB2100544B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU7113801A (en) * 2000-07-07 2002-01-21 T And A Radar B V 3d borehole radar antenna and algorithm, method and apparatus for subsurface surveys
NL1015651C2 (en) * 2000-07-07 2002-01-24 T & A Radar B V Borehole radar tool for locating transitions or fractures in geological formation, includes transmitting and receiving antennas and reflector section extending near wall of housing
WO2007116317A2 (en) * 2006-03-15 2007-10-18 Baker Hughes Incorporated Electromagnetic and magnetostatic shield to perform measurements ahead of the drill bit
US9588250B2 (en) 2010-04-14 2017-03-07 Baker Hughes Incorporated Three-coil system with short nonconductive inserts for transient MWD resistivity measurements
WO2013149308A1 (en) * 2012-04-05 2013-10-10 Geosonde Pty Ltd Short range borehole radar

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3440523A (en) * 1965-04-02 1969-04-22 Inst Francais Du Petrole Method and apparatus for electromagnetic determination of the position of boundaries of and discontinuities in a geological formation
US3449657A (en) * 1966-11-14 1969-06-10 Chevron Res Helical antenna for irradiating an earth formation penetrated by a borehole and method of using same
US3412815A (en) * 1966-11-14 1968-11-26 Chevron Res Electromagnetic radiation method for guiding the drilling of oil wells after the borehole has entered a massive earth formation of chemically deposited material, by a mistake, accident, or the like
US3806795A (en) * 1972-01-03 1974-04-23 Geophysical Survey Sys Inc Geophysical surveying system employing electromagnetic impulses
US3823787A (en) * 1972-04-21 1974-07-16 Continental Oil Co Drill hole guidance system
DE2345884C3 (en) * 1973-09-12 1979-05-23 Ruhrkohle Ag, 4300 Essen Procedure and arrangement for apron exploration in the course of mining a coal seam
US4008469A (en) * 1974-08-06 1977-02-15 Terrestrial Systems, Incorporated Signal processing in short-pulse geophysical radar system

Also Published As

Publication number Publication date
GB2100544B (en) 1985-11-20
DE3124881A1 (en) 1983-06-09
GB2100544A (en) 1982-12-22
DE3124881C2 (en) 1985-05-30

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