ATE117047T1 - Bohreinrichtung. - Google Patents

Bohreinrichtung.

Info

Publication number
ATE117047T1
ATE117047T1 AT87305838T AT87305838T ATE117047T1 AT E117047 T1 ATE117047 T1 AT E117047T1 AT 87305838 T AT87305838 T AT 87305838T AT 87305838 T AT87305838 T AT 87305838T AT E117047 T1 ATE117047 T1 AT E117047T1
Authority
AT
Austria
Prior art keywords
drill
unit
drilling
electric motor
drill string
Prior art date
Application number
AT87305838T
Other languages
English (en)
Inventor
Frank Mohn
Original Assignee
Framo Dev Ltd
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 Framo Dev Ltd filed Critical Framo Dev Ltd
Application granted granted Critical
Publication of ATE117047T1 publication Critical patent/ATE117047T1/de

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
    • E21B7/068—Deflecting the direction of boreholes drilled by a down-hole drilling motor
    • 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
    • E21B17/003—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings with electrically conducting or insulating means
    • 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
    • E21B17/18—Pipes provided with plural fluid passages
    • 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
    • E21B4/006—Mechanical motion converting means, e.g. reduction gearings
    • 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
    • E21B4/04—Electric drives
    • 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
    • E21B4/18—Anchoring or feeding in the borehole
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Remote Sensing (AREA)
  • Geophysics (AREA)
  • Earth Drilling (AREA)
  • Drilling And Boring (AREA)
  • Manufacturing Of Electric Cables (AREA)
  • Paper (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Glass Compositions (AREA)
AT87305838T 1986-07-01 1987-07-01 Bohreinrichtung. ATE117047T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868616006A GB8616006D0 (en) 1986-07-01 1986-07-01 Drilling system

Publications (1)

Publication Number Publication Date
ATE117047T1 true ATE117047T1 (de) 1995-01-15

Family

ID=10600347

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87305838T ATE117047T1 (de) 1986-07-01 1987-07-01 Bohreinrichtung.

Country Status (9)

Country Link
US (1) US5060737A (de)
EP (1) EP0257744B1 (de)
AT (1) ATE117047T1 (de)
CA (1) CA1327789C (de)
DE (1) DE3750972T2 (de)
ES (1) ES2065888T3 (de)
GB (1) GB8616006D0 (de)
GR (1) GR3015667T3 (de)
NO (1) NO301349B1 (de)

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US8408333B2 (en) * 2006-05-11 2013-04-02 Schlumberger Technology Corporation Steer systems for coiled tubing drilling and method of use
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US8276689B2 (en) 2006-05-22 2012-10-02 Weatherford/Lamb, Inc. Methods and apparatus for drilling with casing
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US8113292B2 (en) * 2008-05-13 2012-02-14 Baker Hughes Incorporated Strokable liner hanger and method
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US8132624B2 (en) 2009-06-02 2012-03-13 Baker Hughes Incorporated Permeability flow balancing within integral screen joints and method
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CN102687356B (zh) * 2009-09-14 2015-11-25 罗杰.福克纳 地下模块化高压直流电力传输系统
US8485278B2 (en) 2009-09-29 2013-07-16 Wwt International, Inc. Methods and apparatuses for inhibiting rotational misalignment of assemblies in expandable well tools
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DE102010050244B4 (de) 2010-10-30 2013-10-17 Technische Universität Bergakademie Freiberg Meißeldirektantrieb für Werkzeuge auf Basis einer Wärmekraftmaschine
US9447648B2 (en) 2011-10-28 2016-09-20 Wwt North America Holdings, Inc High expansion or dual link gripper
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US11549329B2 (en) 2020-12-22 2023-01-10 Saudi Arabian Oil Company Downhole casing-casing annulus sealant injection
US11828128B2 (en) 2021-01-04 2023-11-28 Saudi Arabian Oil Company Convertible bell nipple for wellbore operations
US11598178B2 (en) 2021-01-08 2023-03-07 Saudi Arabian Oil Company Wellbore mud pit safety system
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Also Published As

Publication number Publication date
DE3750972D1 (de) 1995-02-23
EP0257744A3 (en) 1989-07-12
US5060737A (en) 1991-10-29
EP0257744A2 (de) 1988-03-02
ES2065888T3 (es) 1995-03-01
NO872738L (no) 1988-01-04
NO301349B1 (no) 1997-10-13
GB8616006D0 (en) 1986-08-06
CA1327789C (en) 1994-03-15
DE3750972T2 (de) 1995-05-18
EP0257744B1 (de) 1995-01-11
GR3015667T3 (en) 1995-07-31
NO872738D0 (no) 1987-07-01

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee