CA935903A - Mole guidance system - Google Patents

Mole guidance system

Info

Publication number
CA935903A
CA935903A CA057262A CA57262A CA935903A CA 935903 A CA935903 A CA 935903A CA 057262 A CA057262 A CA 057262A CA 57262 A CA57262 A CA 57262A CA 935903 A CA935903 A CA 935903A
Authority
CA
Canada
Prior art keywords
mole
guidance system
guidance
mole 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.)
Expired
Application number
CA057262A
Inventor
C. Coyne James
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.)
AT&T Corp
Original Assignee
Western Electric Co 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
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of CA935903A publication Critical patent/CA935903A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK 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 OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/26—Drilling without earth removal, e.g. with self-propelled burrowing devices

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
CA057262A 1968-12-27 1969-07-17 Mole guidance system Expired CA935903A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79289368A 1968-12-27 1968-12-27

Publications (1)

Publication Number Publication Date
CA935903A true CA935903A (en) 1973-10-23

Family

ID=25158384

Family Applications (1)

Application Number Title Priority Date Filing Date
CA057262A Expired CA935903A (en) 1968-12-27 1969-07-17 Mole guidance system

Country Status (2)

Country Link
US (1) US3589454A (en)
CA (1) CA935903A (en)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3712391A (en) * 1971-06-28 1973-01-23 Bell Telephone Labor Inc Mole guidance system
US3794128A (en) * 1972-11-29 1974-02-26 Bell Telephone Labor Inc Subterranean penetrator steering system utilizing fixed and rotatable fins
US3888319A (en) * 1973-11-26 1975-06-10 Continental Oil Co Control system for a drilling apparatus
US3907045A (en) * 1973-11-30 1975-09-23 Continental Oil Co Guidance system for a horizontal drilling apparatus
US3853185A (en) * 1973-11-30 1974-12-10 Continental Oil Co Guidance system for a horizontal drilling apparatus
US3993127A (en) * 1974-08-08 1976-11-23 Viktor Gavrilovich Chepelev Apparatus for positioning a working implement in a borehole
US4298874A (en) * 1977-01-17 1981-11-03 The Austin Company Method and apparatus for tracking objects
US4314251A (en) * 1979-07-30 1982-02-02 The Austin Company Remote object position and orientation locater
US4328548A (en) * 1980-04-04 1982-05-04 The Austin Company Locator for source of electromagnetic radiation having unknown structure or orientation
US4346384A (en) * 1980-06-30 1982-08-24 The Austin Company Remote object position and orientation locator
US4674579A (en) * 1985-03-07 1987-06-23 Flowmole Corporation Method and apparatus for installment of underground utilities
US4787463A (en) * 1985-03-07 1988-11-29 Flowmole Corporation Method and apparatus for installment of underground utilities
US4646277A (en) * 1985-04-12 1987-02-24 Gas Research Institute Control for guiding a boring tool
US4737794A (en) * 1985-12-09 1988-04-12 Mcdonnell Douglas Corporation Method and apparatus for determining remote object orientation and position
US4742356A (en) * 1985-12-09 1988-05-03 Mcdonnell Douglas Corporation Method and apparatus for determining remote object orientation and position
JPH0772472B2 (en) * 1986-07-31 1995-08-02 株式会社小松製作所 Horizontal deviation measuring device for underground excavator
US4881083A (en) * 1986-10-02 1989-11-14 Flowmole Corporation Homing technique for an in-ground boring device
EP0343140A3 (en) * 1988-04-19 1989-12-20 "Blis" Method and device for surveying the progression of a drilling head in the ground
USRE37450E1 (en) 1988-06-27 2001-11-20 The Charles Machine Works, Inc. Directional multi-blade boring head
USRE37975E1 (en) 1988-06-27 2003-02-04 The Charles Machine Works, Inc. Directional boring head with blade assembly
US5341887A (en) * 1992-03-25 1994-08-30 The Charles Machine Works, Inc. Directional multi-blade boring head
US5242026A (en) * 1991-10-21 1993-09-07 The Charles Machine Works, Inc. Method of and apparatus for drilling a horizontal controlled borehole in the earth
US5148880A (en) * 1990-08-31 1992-09-22 The Charles Machine Works, Inc. Apparatus for drilling a horizontal controlled borehole in the earth
US5799740A (en) * 1988-06-27 1998-09-01 The Charles Machine Works, Inc. Directional boring head with blade assembly
US4875014A (en) * 1988-07-20 1989-10-17 Tensor, Inc. System and method for locating an underground probe having orthogonally oriented magnetometers
DE68909355T2 (en) * 1988-09-02 1994-03-31 British Gas Plc Device for controlling the position of a self-propelled drilling tool.
US4907658A (en) * 1988-09-29 1990-03-13 Gas Research Institute Percussive mole boring device with electronic transmitter
US4945999A (en) * 1989-04-06 1990-08-07 The Charles Machine Works, Inc. Directional rod pusher
US5070948A (en) * 1989-04-06 1991-12-10 The Charles Machine Works, Inc. Directional rod pusher
US5133417A (en) * 1990-06-18 1992-07-28 The Charles Machine Works, Inc. Angle sensor using thermal conductivity for a steerable boring tool
US5264795A (en) * 1990-06-18 1993-11-23 The Charles Machine Works, Inc. System transmitting and receiving digital and analog information for use in locating concealed conductors
US5163520A (en) * 1991-01-28 1992-11-17 Lag Steering Systems Apparatus and method for steering a pipe jacking head
US5941322A (en) * 1991-10-21 1999-08-24 The Charles Machine Works, Inc. Directional boring head with blade assembly
US5255749A (en) * 1992-03-16 1993-10-26 Steer-Rite, Ltd. Steerable burrowing mole
US5258755A (en) * 1992-04-27 1993-11-02 Vector Magnetics, Inc. Two-source magnetic field guidance system
US5320180A (en) * 1992-10-08 1994-06-14 Sharewell Inc. Dual antenna radio frequency locating apparatus and method
US5589775A (en) * 1993-11-22 1996-12-31 Vector Magnetics, Inc. Rotating magnet for distance and direction measurements from a first borehole to a second borehole
US5513710A (en) * 1994-11-07 1996-05-07 Vector Magnetics, Inc. Solenoid guide system for horizontal boreholes
US5515931A (en) * 1994-11-15 1996-05-14 Vector Magnetics, Inc. Single-wire guidance system for drilling boreholes
GB9704181D0 (en) * 1997-02-28 1997-04-16 Thompson James Apparatus and method for installation of ducts
US6411094B1 (en) * 1997-12-30 2002-06-25 The Charles Machine Works, Inc. System and method for determining orientation to an underground object
US6879300B2 (en) * 2000-02-08 2005-04-12 Cms Partners, Inc. Wireless boundary proximity determining and animal containment system and method
US6538617B2 (en) 2000-02-08 2003-03-25 Concorde Microsystems, Inc. Two-axis, single output magnetic field sensing antenna
US6466020B2 (en) 2001-03-19 2002-10-15 Vector Magnetics, Llc Electromagnetic borehole surveying method
US20050211469A1 (en) * 2004-03-24 2005-09-29 Vector Magnetics, Llc Elongated coil assembly for electromagnetic borehole surveying

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2845613A (en) * 1953-11-16 1958-07-29 Myron G Pawley Phase-sampling telemeter
DE1197236B (en) * 1960-06-04 1965-07-22 Reutlinger & Soehne Dr Arrangement for contactless measurement of the axial displacement of a rotating shaft against a fixed point
US3326008A (en) * 1965-04-01 1967-06-20 Baran Paul Electrical gopher
US3282355A (en) * 1965-10-23 1966-11-01 John K Henderson Method for directional drilling a relief well to control an adjacent wild well
US3461979A (en) * 1967-04-21 1969-08-19 Shell Oil Co Resonant vibratory driving of substantially horizontal pipe

Also Published As

Publication number Publication date
US3589454A (en) 1971-06-29

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