DE3663554D1 - Method and apparatus for installment of underground utilities - Google Patents
Method and apparatus for installment of underground utilitiesInfo
- Publication number
- DE3663554D1 DE3663554D1 DE8686301590T DE3663554T DE3663554D1 DE 3663554 D1 DE3663554 D1 DE 3663554D1 DE 8686301590 T DE8686301590 T DE 8686301590T DE 3663554 T DE3663554 T DE 3663554T DE 3663554 D1 DE3663554 D1 DE 3663554D1
- Authority
- DE
- Germany
- Prior art keywords
- installment
- underground utilities
- utilities
- underground
- 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
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
- E21B7/06—Deflecting the direction of boreholes
- E21B7/065—Deflecting the direction of boreholes using oriented fluid jets
-
- 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
- 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 OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
-
- 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
- E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Remote Sensing (AREA)
- Electromagnetism (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/709,046 US4674579A (en) | 1985-03-07 | 1985-03-07 | Method and apparatus for installment of underground utilities |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3663554D1 true DE3663554D1 (en) | 1989-06-29 |
Family
ID=24848257
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686301590T Expired DE3663554D1 (en) | 1985-03-07 | 1986-03-06 | Method and apparatus for installment of underground utilities |
DE198686301590T Pending DE195559T1 (de) | 1985-03-07 | 1986-03-06 | Verfahren und vorrichtung zum verlegen unterirdischer leitungen. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE198686301590T Pending DE195559T1 (de) | 1985-03-07 | 1986-03-06 | Verfahren und vorrichtung zum verlegen unterirdischer leitungen. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4674579A (de) |
EP (1) | EP0195559B2 (de) |
JP (1) | JPS61257501A (de) |
AU (2) | AU585947B2 (de) |
CA (1) | CA1250827A (de) |
DE (2) | DE3663554D1 (de) |
DK (1) | DK173027B1 (de) |
Families Citing this family (101)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4856600A (en) * | 1986-05-22 | 1989-08-15 | Flowmole Corporation | Technique for providing an underground tunnel utilizing a powered boring device |
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 |
US4823888A (en) * | 1986-12-30 | 1989-04-25 | Smet Nic H W | Apparatus for making a subterranean tunnel |
DE8804347U1 (de) * | 1987-04-02 | 1988-06-01 | Holloway Equipment Sales Ltd., Gorseinon, West Glamorgan | Ortungsvorrichtung für Bodenverschiebungshämmer |
EP0294088A3 (de) * | 1987-06-02 | 1989-11-08 | Flowmole Corporation | Einrichtung und Verfahren zum Verbinden von anliegenden Teilen eines Rohrstranges |
US4905773A (en) * | 1987-11-02 | 1990-03-06 | Underground Technologies | Self-propelled subsoil penetrating tool system |
AT388407B (de) * | 1987-12-04 | 1989-06-26 | Hammer Friedrich | Vorrichtung zum unterirdischen verlegen von leitungen od.dgl. |
US4911579A (en) * | 1988-01-22 | 1990-03-27 | Flowmole Corporation | Swivel arrangement for connecting a boring or reaming tool to a cable |
US4867255A (en) * | 1988-05-20 | 1989-09-19 | Flowmole Corporation | Technique for steering a downhole hammer |
US5148880A (en) * | 1990-08-31 | 1992-09-22 | The Charles Machine Works, Inc. | Apparatus for drilling a horizontal controlled borehole in the earth |
USRE37975E1 (en) | 1988-06-27 | 2003-02-04 | The Charles Machine Works, Inc. | Directional boring head with blade assembly |
US4953638A (en) * | 1988-06-27 | 1990-09-04 | The Charles Machine Works, Inc. | Method of and apparatus for drilling a horizontal controlled borehole in the earth |
USRE37450E1 (en) | 1988-06-27 | 2001-11-20 | The Charles Machine Works, Inc. | Directional multi-blade boring head |
SE464145B (sv) * | 1988-08-31 | 1991-03-11 | Diamant Boart Craelius Ab | Anordning foer upptagning av haal i marken |
US4907658A (en) * | 1988-09-29 | 1990-03-13 | Gas Research Institute | Percussive mole boring device with electronic transmitter |
US4930586A (en) * | 1989-05-12 | 1990-06-05 | Ben Wade Oakes Dickinson, III | Hydraulic drilling apparatus and method |
US4974688A (en) * | 1989-07-11 | 1990-12-04 | Public Service Company Of Indiana, Inc. | Steerable earth boring device |
ATE148932T1 (de) * | 1989-07-21 | 1997-02-15 | Australian Stone Tech | Verfahren und gerät zum schneiden von erosiven materialien unter benutzung von hochdruckwasser |
US5054565A (en) * | 1990-05-25 | 1991-10-08 | Underground Technologies, Inc. | Steering mechanism for a subsoil boring apparatus |
DE4016965A1 (de) * | 1990-05-25 | 1991-11-28 | Ksk Guided Microtunneling Tech | Bohrkopf |
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 |
US5096002A (en) * | 1990-07-26 | 1992-03-17 | Cherrington Corporation | Method and apparatus for enlarging an underground path |
US5163520A (en) * | 1991-01-28 | 1992-11-17 | Lag Steering Systems | Apparatus and method for steering a pipe jacking head |
US6002258A (en) * | 1991-03-01 | 1999-12-14 | Digital Control, Inc. | Method for locating a boring tool |
US5155442A (en) * | 1991-03-01 | 1992-10-13 | John Mercer | Position and orientation locator/monitor |
US5337002A (en) * | 1991-03-01 | 1994-08-09 | Mercer John E | Locator device for continuously locating a dipole magnetic field transmitter and its method of operation |
US6417666B1 (en) * | 1991-03-01 | 2002-07-09 | Digital Control, Inc. | Boring tool tracking system and method using magnetic locating signal and wire-in-pipe data |
US6008651A (en) * | 1991-03-01 | 1999-12-28 | Digital Control, Inc. | Orientation sensor arrangement and method for use in a system for monitoring the orientation of an underground boring tool |
FR2674462A1 (fr) * | 1991-03-26 | 1992-10-02 | Urbaine Travaux | Procede pour la fabrication de douilles d'usure pour dispositif de forage. |
US5197783A (en) * | 1991-04-29 | 1993-03-30 | Esso Resources Canada Ltd. | Extendable/erectable arm assembly and method of borehole mining |
DE4122350C2 (de) * | 1991-07-05 | 1996-11-21 | Terra Ag Tiefbautechnik | Verfahren zur Richtungssteuerung eines Raunbohrgerätes sowie Vorrichtung zur Herstellung von Erdbohrungen |
US5226488A (en) * | 1991-07-10 | 1993-07-13 | Bor-Mor Inc. | Truck mounted boring system |
US5269384A (en) * | 1991-11-08 | 1993-12-14 | Cherrington Corporation | Method and apparatus for cleaning a bore hole |
US5209605A (en) * | 1991-11-08 | 1993-05-11 | Evi Cherrington Enviromental, Inc. | Gravel-packed pipeline and method and apparatus for installation thereof |
US5230388A (en) * | 1991-11-08 | 1993-07-27 | Cherrington Corporation | Method and apparatus for cleaning a bore hole using a rotary pump |
DK188491A (da) * | 1991-11-19 | 1993-05-20 | Htc As | Styrbart boreudstyr til at bore et borehul i en underjordisk formation |
SE9400465L (sv) * | 1994-02-11 | 1995-08-12 | Atlas Copco Geotechnical Drill | Sätt att åstadkomma ett i huvudsak tätt skärmskikt i marken samt anordning för utförande av sättet |
US5469926A (en) * | 1994-04-22 | 1995-11-28 | Bor-Mor, Inc. | Directional boring drill bit blade |
GB9517378D0 (en) * | 1995-08-24 | 1995-10-25 | Sofitech Nv | Hydraulic jetting system |
US5857530A (en) * | 1995-10-26 | 1999-01-12 | University Technologies International Inc. | Vertical positioning system for drilling boreholes |
US5726359A (en) | 1995-11-29 | 1998-03-10 | Digital Control, Inc. | Orientation sensor especially suitable for use in an underground boring device |
AUPN703195A0 (en) | 1995-12-08 | 1996-01-04 | Bhp Australia Coal Pty Ltd | Fluid drilling system |
DE19607365C5 (de) * | 1996-02-27 | 2004-07-08 | Tracto-Technik Paul Schmidt Spezialmaschinen | Verfahren zum Lenken eines Erdbohrgeräts und ein lenkbares Gerät zum Herstellen einer Erdbohrung |
ATE199273T1 (de) * | 1996-03-04 | 2001-03-15 | Vermeer Mfg Co | Verfahren und vorrichtung zum richtungsbohren |
DE19612902C2 (de) * | 1996-03-30 | 2000-05-11 | Tracto Technik | Verfahren zum Richtungsbohren und eine Vorrichtung zur Durchführung des Verfahrens |
DE19620401C2 (de) * | 1996-05-21 | 1998-06-10 | Tracto Technik | Lenkbare Bohrvorrichtung |
DE19650271C2 (de) * | 1996-12-04 | 1999-04-15 | Tracto Technik | Rammbohrgerät mit mindestens zwei Sensor- oder Senderelementen |
US6427784B1 (en) | 1997-01-16 | 2002-08-06 | Mclaughlin Manufacturing Company, Inc. | Bore location system having mapping capability |
US20020043404A1 (en) * | 1997-06-06 | 2002-04-18 | Robert Trueman | Erectable arm assembly for use in boreholes |
DE19725052C2 (de) * | 1997-06-13 | 1999-10-28 | Tracto Technik | Bohrgerät |
DE19732532C2 (de) | 1997-07-29 | 1999-10-28 | Tracto Technik | Verfahren und Vvorrichtung zum horizontalen Richtungsbohren |
US6598686B1 (en) | 1998-11-20 | 2003-07-29 | Cdx Gas, Llc | Method and system for enhanced access to a subterranean zone |
US6681855B2 (en) | 2001-10-19 | 2004-01-27 | Cdx Gas, L.L.C. | Method and system for management of by-products from subterranean zones |
US7025154B2 (en) | 1998-11-20 | 2006-04-11 | Cdx Gas, Llc | Method and system for circulating fluid in a well system |
US6679322B1 (en) | 1998-11-20 | 2004-01-20 | Cdx Gas, Llc | Method and system for accessing subterranean deposits from the surface |
US6425448B1 (en) | 2001-01-30 | 2002-07-30 | Cdx Gas, L.L.P. | Method and system for accessing subterranean zones from a limited surface area |
US6662870B1 (en) | 2001-01-30 | 2003-12-16 | Cdx Gas, L.L.C. | Method and system for accessing subterranean deposits from a limited surface area |
US8297377B2 (en) | 1998-11-20 | 2012-10-30 | Vitruvian Exploration, Llc | Method and system for accessing subterranean deposits from the surface and tools therefor |
US6962216B2 (en) | 2002-05-31 | 2005-11-08 | Cdx Gas, Llc | Wedge activated underreamer |
US6708764B2 (en) | 2002-07-12 | 2004-03-23 | Cdx Gas, L.L.C. | Undulating well bore |
US6280000B1 (en) | 1998-11-20 | 2001-08-28 | Joseph A. Zupanick | Method for production of gas from a coal seam using intersecting well bores |
US8376052B2 (en) | 1998-11-20 | 2013-02-19 | Vitruvian Exploration, Llc | Method and system for surface production of gas from a subterranean zone |
US7048049B2 (en) | 2001-10-30 | 2006-05-23 | Cdx Gas, Llc | Slant entry well system and method |
US6454000B1 (en) | 1999-11-19 | 2002-09-24 | Cdx Gas, Llc | Cavity well positioning system and method |
GB9903256D0 (en) * | 1999-02-12 | 1999-04-07 | Halco Drilling International L | Directional drilling apparatus |
WO2000055467A1 (en) | 1999-03-03 | 2000-09-21 | Earth Tool Company, L.L.C. | Method and apparatus for directional boring |
DE19946587A1 (de) | 1999-09-29 | 2001-04-12 | Eurodrill Gmbh Consulting Engi | Vorrichtung zum Richtungsbohren |
US6351892B1 (en) | 1999-12-15 | 2002-03-05 | Digital Control Incorporated | Orientation sensor utilizing intra-pattern property measurements |
US6357537B1 (en) | 2000-03-15 | 2002-03-19 | Vermeer Manufacturing Company | Directional drilling machine and method of directional drilling |
US6491115B2 (en) | 2000-03-15 | 2002-12-10 | Vermeer Manufacturing Company | Directional drilling machine and method of directional drilling |
US6412556B1 (en) | 2000-08-03 | 2002-07-02 | Cdx Gas, Inc. | Cavity positioning tool and method |
US6644422B1 (en) | 2001-08-13 | 2003-11-11 | Cdx Gas, L.L.C. | Pantograph underreamer |
US6575255B1 (en) | 2001-08-13 | 2003-06-10 | Cdx Gas, Llc | Pantograph underreamer |
US6591922B1 (en) | 2001-08-13 | 2003-07-15 | Cdx Gas, Llc | Pantograph underreamer and method for forming a well bore cavity |
US6595301B1 (en) | 2001-08-17 | 2003-07-22 | Cdx Gas, Llc | Single-blade underreamer |
US6595302B1 (en) | 2001-08-17 | 2003-07-22 | Cdx Gas, Llc | Multi-blade underreamer |
AUPR886401A0 (en) * | 2001-11-14 | 2001-12-06 | Cmte Development Limited | Fluid drilling head |
US7086808B2 (en) * | 2001-12-20 | 2006-08-08 | Earth Tool Company, L.L.C. | Method and apparatus for on-grade boring |
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 |
US6810971B1 (en) | 2002-02-08 | 2004-11-02 | Hard Rock Drilling & Fabrication, L.L.C. | Steerable horizontal subterranean drill bit |
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 |
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 |
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 |
US6722452B1 (en) | 2002-02-19 | 2004-04-20 | Cdx Gas, Llc | Pantograph underreamer |
US6993981B1 (en) * | 2002-05-24 | 2006-02-07 | Merlin Technology, Inc. | Tension monitoring arrangement and method |
JP4024086B2 (ja) * | 2002-06-07 | 2007-12-19 | 株式会社小松製作所 | 地盤孔明け用の先導体および地盤孔明機 |
US6725922B2 (en) | 2002-07-12 | 2004-04-27 | Cdx Gas, Llc | Ramping well bores |
US6976547B2 (en) | 2002-07-16 | 2005-12-20 | Cdx Gas, Llc | Actuator underreamer |
US6851479B1 (en) | 2002-07-17 | 2005-02-08 | Cdx Gas, Llc | Cavity positioning tool and method |
US7007758B2 (en) * | 2002-07-17 | 2006-03-07 | Cdx Gas, Llc | Cavity positioning tool and method |
US8333245B2 (en) | 2002-09-17 | 2012-12-18 | Vitruvian Exploration, Llc | Accelerated production of gas from a subterranean zone |
AU2002952176A0 (en) | 2002-10-18 | 2002-10-31 | Cmte Development Limited | Drill head steering |
CA2503565A1 (en) * | 2002-10-29 | 2004-05-13 | Varco I/P, Inc. | Drilling mud filtration device |
US7221136B2 (en) | 2004-07-08 | 2007-05-22 | Seektech, Inc. | Sondes for locating underground pipes and conduits |
US7182157B2 (en) * | 2004-12-21 | 2007-02-27 | Cdx Gas, Llc | Enlarging well bores having tubing therein |
JP2008038400A (ja) * | 2006-08-03 | 2008-02-21 | Nemoto Kikaku Kogyo Kk | 管体の埋設工法 |
EP2895890B1 (de) | 2012-09-14 | 2020-03-18 | SeeScan, Inc. | Sondenvorrichtungen mit einer mehrteiligen ferritkernstruktur |
US9798033B2 (en) | 2013-03-15 | 2017-10-24 | SeeScan, Inc. | Sonde devices including a sectional ferrite core |
WO2015018969A1 (en) * | 2013-08-05 | 2015-02-12 | Geonex Oy | Method for steering a direction of a drilling device drilling a hole into the ground |
JP7010751B2 (ja) * | 2018-04-04 | 2022-01-26 | 鹿島建設株式会社 | 地中熱交換器の埋設方法 |
Family Cites Families (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR657749A (fr) * | 1928-07-05 | 1929-05-27 | Perforatrice rotative permettant le forage de trous d'axe circulaire | |
US1859490A (en) * | 1930-02-07 | 1932-05-24 | Atkinson Albert Edward | Drilling of oil wells and the like |
US2018007A (en) * | 1933-12-19 | 1935-10-22 | William G Brewster | Sidetracking tool |
US2304119A (en) * | 1939-10-30 | 1942-12-08 | Fullgage Deflecting Tool Compa | Knuckle joint lock |
US2324102A (en) * | 1940-02-09 | 1943-07-13 | Eastman Oil Well Survey Co | Means for directional drilling |
US2336333A (en) * | 1942-01-27 | 1943-12-07 | John A Zublin | Apparatus for drilling lateral bores |
US2500267A (en) * | 1945-03-26 | 1950-03-14 | John A Zublin | Apparatus for drilling deflecting well bores |
US2783972A (en) * | 1954-02-24 | 1957-03-05 | Fur Grundwasserbauten Ag | Installation for making bores in a stratum |
US3324957A (en) * | 1963-09-24 | 1967-06-13 | Gulf Research Development Co | Hydraulic jet method of drilling a well through hard formations |
US3365007A (en) * | 1965-10-24 | 1968-01-23 | Wilson Supply Co | Directional drilling tool and method |
US3461979A (en) * | 1967-04-21 | 1969-08-19 | Shell Oil Co | Resonant vibratory driving of substantially horizontal pipe |
US3529682A (en) * | 1968-10-03 | 1970-09-22 | Bell Telephone Labor Inc | Location detection and guidance systems for burrowing device |
US3536151A (en) * | 1968-10-21 | 1970-10-27 | Brite Lite Enterprises Inc | Earth boring tool |
US3589454A (en) * | 1968-12-27 | 1971-06-29 | Bell Telephone Labor Inc | Mole guidance system |
GB1342475A (en) * | 1970-11-11 | 1974-01-03 | Russell A W | Directional drilling of boreholes |
US3746108A (en) * | 1971-02-25 | 1973-07-17 | G Hall | Focus nozzle directional bit |
US3720272A (en) * | 1971-06-07 | 1973-03-13 | Toro Mfg Corp | Apparatus and method for drilling an arcuate bore from ground surface under an obstruction to ground surface |
US3746106A (en) * | 1971-12-27 | 1973-07-17 | Goldak Co Inc | Boring bit locator |
JPS5021121A (de) * | 1973-06-26 | 1975-03-06 | ||
US3853185A (en) * | 1973-11-30 | 1974-12-10 | Continental Oil Co | Guidance system for a horizontal drilling apparatus |
US3907045A (en) * | 1973-11-30 | 1975-09-23 | Continental Oil Co | Guidance system for a horizontal drilling apparatus |
US3878903A (en) * | 1973-12-04 | 1975-04-22 | Martin Dee Cherrington | Apparatus and process for drilling underground arcuate paths |
US4306627A (en) * | 1977-09-22 | 1981-12-22 | Flow Industries, Inc. | Fluid jet drilling nozzle and method |
US4445578A (en) * | 1979-02-28 | 1984-05-01 | Standard Oil Company (Indiana) | System for measuring downhole drilling forces |
JPS55132899A (en) * | 1979-04-05 | 1980-10-16 | Nippon Steel Corp | Method of inserting largeediameter pipe into curved smallldiameter hole |
JPS5624756A (en) * | 1979-08-04 | 1981-03-09 | Hitachi Maxell Ltd | Fabrication of laminated dry cell |
US4319648A (en) * | 1979-09-24 | 1982-03-16 | Reading & Bates Construction Co. | Process for drilling underground arcuate paths and installing production casings, conduits, or flow pipes therein |
US4401170A (en) * | 1979-09-24 | 1983-08-30 | Reading & Bates Construction Co. | Apparatus for drilling underground arcuate paths and installing production casings, conduits, or flow pipes therein |
US4452075A (en) * | 1979-10-29 | 1984-06-05 | Conoco Inc. | Push drill guidance indication apparatus |
US4361192A (en) * | 1980-02-08 | 1982-11-30 | Kerr-Mcgee Corporation | Borehole survey method and apparatus for drilling substantially horizontal boreholes |
DE3029963C2 (de) * | 1980-08-07 | 1985-10-17 | Flow Industries, Inc., Kent, Wash. | Bohrdüse |
US4725837A (en) * | 1981-01-30 | 1988-02-16 | Tele-Drill, Inc. | Toroidal coupled telemetry apparatus |
JPS5820893A (ja) * | 1981-07-30 | 1983-02-07 | 潮工業株式会社 | 貫通ボ−リングの方向修正方法 |
US4438820A (en) * | 1981-11-16 | 1984-03-27 | Gibson Paul N | Grade monitoring and steering apparatus |
GB2126267A (en) * | 1982-09-07 | 1984-03-21 | Coal Ind | Drilling methods and equipment |
US4577701A (en) * | 1984-08-08 | 1986-03-25 | Mobil Oil Corporation | System of drilling deviated wellbores |
-
1985
- 1985-03-07 US US06/709,046 patent/US4674579A/en not_active Expired - Lifetime
-
1986
- 1986-03-06 EP EP86301590A patent/EP0195559B2/de not_active Expired - Lifetime
- 1986-03-06 DE DE8686301590T patent/DE3663554D1/de not_active Expired
- 1986-03-06 DE DE198686301590T patent/DE195559T1/de active Pending
- 1986-03-06 AU AU54347/86A patent/AU585947B2/en not_active Expired
- 1986-03-07 JP JP61050297A patent/JPS61257501A/ja active Granted
- 1986-03-07 DK DK198601048A patent/DK173027B1/da not_active IP Right Cessation
- 1986-04-24 CA CA000507526A patent/CA1250827A/en not_active Expired
-
1989
- 1989-05-19 AU AU35007/89A patent/AU622180B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE195559T1 (de) | 1988-06-09 |
DK173027B1 (da) | 1999-11-22 |
AU585947B2 (en) | 1989-06-29 |
AU5434786A (en) | 1986-09-11 |
DK104886D0 (da) | 1986-03-07 |
JPS61257501A (ja) | 1986-11-15 |
AU3500789A (en) | 1989-09-14 |
EP0195559B1 (de) | 1989-05-24 |
JPH0434671B2 (de) | 1992-06-08 |
CA1250827A (en) | 1989-03-07 |
EP0195559B2 (de) | 1996-05-15 |
AU622180B2 (en) | 1992-04-02 |
EP0195559A1 (de) | 1986-09-24 |
DK104886A (da) | 1986-09-08 |
US4674579A (en) | 1987-06-23 |
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Owner name: UTILX CORP. (N.D.GES.D.STAATES DELAWARE), KENT, WA |