ZA921087B - Apparatus for the directionally accurate control of overburden drill holes - Google Patents

Apparatus for the directionally accurate control of overburden drill holes

Info

Publication number
ZA921087B
ZA921087B ZA921087A ZA921087A ZA921087B ZA 921087 B ZA921087 B ZA 921087B ZA 921087 A ZA921087 A ZA 921087A ZA 921087 A ZA921087 A ZA 921087A ZA 921087 B ZA921087 B ZA 921087B
Authority
ZA
South Africa
Prior art keywords
overburden
accurate control
drill holes
directionally accurate
directionally
Prior art date
Application number
ZA921087A
Other languages
English (en)
Inventor
Werner Vorhoff
Vorhoff Werner
Heinz Wallussek
Wallussek Heinz
Martin Meyer
Meyer Martin
Original Assignee
Bergwerksverband Gmbh
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 Bergwerksverband Gmbh filed Critical Bergwerksverband Gmbh
Publication of ZA921087B publication Critical patent/ZA921087B/xx

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
    • E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
    • 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
    • E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
    • E21B47/017—Protecting measuring instruments
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1007—Wear protectors; Centralising devices, e.g. stabilisers for the internal surface of a pipe, e.g. wear bushings for underwater well-heads
    • 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
    • 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
    • E21B7/062—Deflecting the direction of boreholes the tool shaft rotating inside a non-rotating guide travelling with the shaft

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)
  • Geophysics (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
ZA921087A 1991-02-19 1992-02-14 Apparatus for the directionally accurate control of overburden drill holes ZA921087B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4104992A DE4104992C2 (de) 1991-02-19 1991-02-19 Vorrichtung zur zielgenauen Steuerung von Überlagerungsbohrungen

Publications (1)

Publication Number Publication Date
ZA921087B true ZA921087B (en) 1992-11-25

Family

ID=6425306

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA921087A ZA921087B (en) 1991-02-19 1992-02-14 Apparatus for the directionally accurate control of overburden drill holes

Country Status (3)

Country Link
DE (1) DE4104992C2 (de)
WO (1) WO1992014905A2 (de)
ZA (1) ZA921087B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4211059C1 (de) * 1992-04-02 1993-07-08 Nikolaus 6624 Grossrosseln De Meier
US6467557B1 (en) 1998-12-18 2002-10-22 Western Well Tool, Inc. Long reach rotary drilling assembly
US6470974B1 (en) 1999-04-14 2002-10-29 Western Well Tool, Inc. Three-dimensional steering tool for controlled downhole extended-reach directional drilling
DE19923555C1 (de) * 1999-05-21 2000-11-02 Tracto Technik Vorrichtung und Verfahren zum Richtungsbohren
WO2004090276A1 (en) 2003-03-31 2004-10-21 The Charles Machine Works, Inc. Directional reaming system
US8739902B2 (en) * 2012-08-07 2014-06-03 Dura Drilling, Inc. High-speed triple string drilling system

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE120966C (de) *
AT2636B (de) * 1900-04-26 1900-11-10 Josef Wyczynski
US2147544A (en) * 1938-09-29 1939-02-14 Sharp Defiecting Tool Company Orienting sub
US2400170A (en) * 1942-08-29 1946-05-14 Stanolind Oil & Gas Co Time cycle telemetering
US2598454A (en) * 1950-06-02 1952-05-27 Raymond Concrete Pile Co Drilling apparatus
US2712434A (en) * 1953-11-23 1955-07-05 Melvin L Giles Directional drilling tool
US3023821A (en) * 1955-03-01 1962-03-06 Walter H Etherington Well tool
FR1307636A (fr) * 1961-12-06 1962-10-26 Atlantic Refining Co Appareil et procédé de redressement d'un forage de terrain
FR1408977A (fr) * 1963-07-29 1965-08-20 Arps Corp Mesure de la résistivité des formations pendant le forage
US3377549A (en) * 1964-12-23 1968-04-09 Arps Corp Coil assembly structure and mounting forming an annular chamber to be mounted and sealed on a drill collar
US3473607A (en) * 1968-02-19 1969-10-21 Ignace Castille Bushing for casing during rotary drilling operations
US3526285A (en) * 1968-11-05 1970-09-01 American Gas Ass Angularly adjustable auger head
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
US4076084A (en) * 1973-07-16 1978-02-28 Amoco Production Company Oriented drilling tool
US4100981A (en) * 1977-02-04 1978-07-18 Chaffin John D Earth boring apparatus for geological drilling and coring
SE410753B (sv) * 1978-03-06 1979-10-29 Haglund Mats Torbjorn Anordning for att styra en borrkrona i en bestemd bana
US4530238A (en) * 1983-06-30 1985-07-23 Nl Industries, Inc. High pressure seal assembly
US4651101A (en) * 1984-02-27 1987-03-17 Schlumberger Technology Corporation Induction logging sonde with metallic support
GB2156527A (en) * 1984-03-30 1985-10-09 Nl Industries Inc Aperture antenna system for measurement of formation parameters
DE3534662A1 (de) * 1985-09-28 1987-04-09 Huneke Karl Lenkbarer vortriebskopf einer vorrichtung zum herstellen einer durchdringung im erdboden
NO168962C (no) * 1987-03-16 1992-04-22 Sintef Retningsstyrt bor
GB2230288A (en) * 1989-03-13 1990-10-17 Transbor Device for steering a drill bit
DE3928619A1 (de) * 1989-08-30 1991-03-07 Preussag Ag Vorrichtung zum richtungsgesteuerten bohren

Also Published As

Publication number Publication date
DE4104992A1 (de) 1992-08-20
WO1992014905A3 (de) 1992-11-26
WO1992014905A2 (de) 1992-09-03
DE4104992C2 (de) 1994-06-09

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