DE602004020362D1 - Lenkbare bohrmeisselanordnung und verfahren - Google Patents

Lenkbare bohrmeisselanordnung und verfahren

Info

Publication number
DE602004020362D1
DE602004020362D1 DE602004020362T DE602004020362T DE602004020362D1 DE 602004020362 D1 DE602004020362 D1 DE 602004020362D1 DE 602004020362 T DE602004020362 T DE 602004020362T DE 602004020362 T DE602004020362 T DE 602004020362T DE 602004020362 D1 DE602004020362 D1 DE 602004020362D1
Authority
DE
Germany
Prior art keywords
circuit arrangement
steering drilling
drilling circuit
steering
arrangement
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.)
Active
Application number
DE602004020362T
Other languages
English (en)
Inventor
Peter S Aronstam
Roger W Fincher
Larry A Watkins
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.)
Baker Hughes Holdings LLC
Original Assignee
Baker Hughes 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 Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of DE602004020362D1 publication Critical patent/DE602004020362D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E21B10/00—Drill bits
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E21B10/61—Drill bits characterised by conduits or nozzles for drilling fluids characterised by the nozzle structure
    • 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
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • 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
    • E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
    • 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
    • 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
    • E21B7/067—Deflecting the direction of boreholes with means for locking sections of a pipe or of a guide for a shaft in angular relation, e.g. adjustable bent sub

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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
DE602004020362T 2003-09-15 2004-09-13 Lenkbare bohrmeisselanordnung und verfahren Active DE602004020362D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US50305303P 2003-09-15 2003-09-15
PCT/US2004/029657 WO2005028805A1 (en) 2003-09-15 2004-09-13 Steerable bit assembly and methods

Publications (1)

Publication Number Publication Date
DE602004020362D1 true DE602004020362D1 (de) 2009-05-14

Family

ID=34375306

Family Applications (3)

Application Number Title Priority Date Filing Date
DE602004030052T Active DE602004030052D1 (de) 2003-09-15 2004-09-13 Steuerbare Bohrmeißelanordnung und entsprechende Verfahren
DE602004030053T Active DE602004030053D1 (de) 2003-09-15 2004-09-13 Steuerbare Bohrmeisselanordnung und entsprechende Verfahren
DE602004020362T Active DE602004020362D1 (de) 2003-09-15 2004-09-13 Lenkbare bohrmeisselanordnung und verfahren

Family Applications Before (2)

Application Number Title Priority Date Filing Date
DE602004030052T Active DE602004030052D1 (de) 2003-09-15 2004-09-13 Steuerbare Bohrmeißelanordnung und entsprechende Verfahren
DE602004030053T Active DE602004030053D1 (de) 2003-09-15 2004-09-13 Steuerbare Bohrmeisselanordnung und entsprechende Verfahren

Country Status (6)

Country Link
US (3) US7287604B2 (de)
EP (1) EP1668219B1 (de)
AU (1) AU2004274887B2 (de)
CA (1) CA2539097C (de)
DE (3) DE602004030052D1 (de)
WO (1) WO2005028805A1 (de)

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DE602004030052D1 (de) 2010-12-23
US7931098B2 (en) 2011-04-26
WO2005028805A1 (en) 2005-03-31
CA2539097C (en) 2010-03-23
CA2539097A1 (en) 2005-03-31
US20080041629A1 (en) 2008-02-21
US7287604B2 (en) 2007-10-30
US20050056463A1 (en) 2005-03-17
DE602004030053D1 (de) 2010-12-23
US20080053705A1 (en) 2008-03-06
EP1668219B1 (de) 2009-04-01
AU2004274887A1 (en) 2005-03-31
AU2004274887B2 (en) 2010-05-20
EP1668219A1 (de) 2006-06-14
US7802637B2 (en) 2010-09-28

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