DK245989D0 - Apparat til tilvejebringelse af en underjordisk tunnel - Google Patents

Apparat til tilvejebringelse af en underjordisk tunnel

Info

Publication number
DK245989D0
DK245989D0 DK245989A DK245989A DK245989D0 DK 245989 D0 DK245989 D0 DK 245989D0 DK 245989 A DK245989 A DK 245989A DK 245989 A DK245989 A DK 245989A DK 245989 D0 DK245989 D0 DK 245989D0
Authority
DK
Denmark
Prior art keywords
providing
underground tunnel
underground
tunnel
Prior art date
Application number
DK245989A
Other languages
English (en)
Other versions
DK245989A (da
Inventor
Glen Otis Baker
Dmitry Feldman
Ng Shiu Sang
Albert Wing-Ping Chau
John E Mercer
Original Assignee
Flowmole 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 Flowmole Corp filed Critical Flowmole Corp
Publication of DK245989D0 publication Critical patent/DK245989D0/da
Publication of DK245989A publication Critical patent/DK245989A/da

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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/20—Drives for drilling, used in the borehole combined with surface drive
    • 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
    • E21B10/00—Drill bits
    • E21B10/36—Percussion drill bits
    • E21B10/40—Percussion drill bits with leading portion
    • 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
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/58—Chisel-type inserts
    • 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
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/064—Deflecting the direction of boreholes specially adapted drill bits therefor
    • 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

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (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)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
DK245989A 1988-05-20 1989-05-19 Apparat til tilvejebringelse af en underjordisk tunnel DK245989A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/196,945 US4867255A (en) 1988-05-20 1988-05-20 Technique for steering a downhole hammer

Publications (2)

Publication Number Publication Date
DK245989D0 true DK245989D0 (da) 1989-05-19
DK245989A DK245989A (da) 1989-11-21

Family

ID=22727400

Family Applications (1)

Application Number Title Priority Date Filing Date
DK245989A DK245989A (da) 1988-05-20 1989-05-19 Apparat til tilvejebringelse af en underjordisk tunnel

Country Status (5)

Country Link
US (1) US4867255A (da)
EP (1) EP0343800A3 (da)
JP (1) JPH0220789A (da)
AU (1) AU603536B2 (da)
DK (1) DK245989A (da)

Families Citing this family (63)

* Cited by examiner, † Cited by third party
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US4867255A (en) * 1988-05-20 1989-09-19 Flowmole Corporation Technique for steering a downhole hammer
DE68909355T2 (de) * 1988-09-02 1994-03-31 British Gas Plc Einrichtung zum Steuern der Lage eines selbstgetriebenen Bohrwerkzeuges.
DE3911467A1 (de) * 1989-04-08 1990-10-11 Tracto Technik Selbstantreibbares rammbohrgeraet, insbesondere fuer die herstellung von rohrfoermigen erdbohrungen
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US5484029A (en) * 1994-08-05 1996-01-16 Schlumberger Technology Corporation Steerable drilling tool and system
US5520256A (en) * 1994-11-01 1996-05-28 Schlumberger Technology Corporation Articulated directional drilling motor assembly
US5542482A (en) * 1994-11-01 1996-08-06 Schlumberger Technology Corporation Articulated directional drilling motor assembly
US5727641A (en) * 1994-11-01 1998-03-17 Schlumberger Technology Corporation Articulated directional drilling motor assembly
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CA2248024A1 (en) * 1996-03-04 1997-09-12 Vermeer Manufacturing Company Directional boring
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GB9903256D0 (en) 1999-02-12 1999-04-07 Halco Drilling International L Directional drilling apparatus
US6439319B1 (en) 1999-03-03 2002-08-27 Earth Tool Company, L.L.C. Method and apparatus for directional boring under mixed conditions
US6371223B2 (en) 1999-03-03 2002-04-16 Earth Tool Company, L.L.C. Drill head for directional boring
US6109372A (en) * 1999-03-15 2000-08-29 Schlumberger Technology Corporation Rotary steerable well drilling system utilizing hydraulic servo-loop
US7136795B2 (en) 1999-11-10 2006-11-14 Schlumberger Technology Corporation Control method for use with a steerable drilling system
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AU2001241969A1 (en) * 2000-03-03 2001-09-17 Vermeer Manufacturing Company Method and apparatus for directional boring under mixed conditions
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US6491115B2 (en) 2000-03-15 2002-12-10 Vermeer Manufacturing Company Directional drilling machine and method of directional drilling
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DE10122299C2 (de) * 2001-05-08 2003-11-13 Tracto Technik Verfahren zum Felsbohren
US6789635B2 (en) * 2001-06-18 2004-09-14 Earth Tool Company, L.L.C. Drill bit for directional drilling in cobble formations
US20030127252A1 (en) 2001-12-19 2003-07-10 Geoff Downton Motor Driven Hybrid Rotary Steerable System
US6810971B1 (en) 2002-02-08 2004-11-02 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit
US6810973B2 (en) 2002-02-08 2004-11-02 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having offset cutting tooth paths
US6827159B2 (en) 2002-02-08 2004-12-07 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having an offset drilling fluid seal
US6810972B2 (en) 2002-02-08 2004-11-02 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having a one bolt attachment system
US6814168B2 (en) 2002-02-08 2004-11-09 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having elevated wear protector receptacles
GB2405483B (en) 2002-05-13 2005-09-14 Camco Internat Recalibration of downhole sensors
US8256539B2 (en) * 2009-07-30 2012-09-04 Louisiana Tech University Research Foundation Steerable ground piercing tools
US8196677B2 (en) * 2009-08-04 2012-06-12 Pioneer One, Inc. Horizontal drilling system
US9562394B2 (en) * 2009-12-28 2017-02-07 Halliburton Energy Services, Inc. Timed impact drill bit steering
US20110232970A1 (en) * 2010-03-25 2011-09-29 Halliburton Energy Services, Inc. Coiled tubing percussion drilling
US9651711B1 (en) * 2012-02-27 2017-05-16 SeeScan, Inc. Boring inspection systems and methods
JP5975697B2 (ja) * 2012-03-30 2016-08-23 株式会社大阪防水建設社 先端ビットおよび削孔装置
IES20120176A2 (en) 2012-04-05 2013-03-27 Mincon Internat Ltd Symmetrical bit for directional drilling tool
BR112016002591A2 (pt) 2013-08-05 2017-08-01 Geonex Oy processo para comandar uma direção de um dispositivo de perfuração fazendo um furo no solo
US10907418B2 (en) * 2014-07-31 2021-02-02 Halliburton Energy Services, Inc. Force self-balanced drill bit
WO2017007469A1 (en) 2015-07-08 2017-01-12 Halliburton Energy Services Inc. Downhole mechanical percussive hammer drill assembly
USD793828S1 (en) 2016-04-15 2017-08-08 The United States Of America As Represented By The Secretary Of The Navy Flat sided chisel slug

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Also Published As

Publication number Publication date
AU603536B2 (en) 1990-11-15
US4867255A (en) 1989-09-19
JPH0220789A (ja) 1990-01-24
DK245989A (da) 1989-11-21
EP0343800A2 (en) 1989-11-29
EP0343800A3 (en) 1990-05-30
AU3370889A (en) 1989-11-23

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment