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AU2904597A - Drilling apparatus - Google Patents

Drilling apparatus

Info

Publication number
AU2904597A
AU2904597A AU29045/97A AU2904597A AU2904597A AU 2904597 A AU2904597 A AU 2904597A AU 29045/97 A AU29045/97 A AU 29045/97A AU 2904597 A AU2904597 A AU 2904597A AU 2904597 A AU2904597 A AU 2904597A
Authority
AU
Australia
Prior art keywords
drilling apparatus
drilling
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.)
Abandoned
Application number
AU29045/97A
Inventor
Charles Abernethy Anderson
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.)
Andergauge Ltd
Original Assignee
Andergauge 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 Andergauge Ltd filed Critical Andergauge Ltd
Publication of AU2904597A publication Critical patent/AU2904597A/en
Abandoned legal-status Critical Current

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
    • E21B17/10—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

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)
AU29045/97A 1996-05-17 1997-05-16 Drilling apparatus Abandoned AU2904597A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9610382.5A GB9610382D0 (en) 1996-05-17 1996-05-17 Drilling apparatus
GB9610382 1996-05-17
PCT/GB1997/001342 WO1997044564A1 (en) 1996-05-17 1997-05-16 Drilling apparatus

Publications (1)

Publication Number Publication Date
AU2904597A true AU2904597A (en) 1997-12-09

Family

ID=10793898

Family Applications (1)

Application Number Title Priority Date Filing Date
AU29045/97A Abandoned AU2904597A (en) 1996-05-17 1997-05-16 Drilling apparatus

Country Status (3)

Country Link
AU (1) AU2904597A (en)
GB (1) GB9610382D0 (en)
WO (1) WO1997044564A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6213226B1 (en) * 1997-12-04 2001-04-10 Halliburton Energy Services, Inc. Directional drilling assembly and method
US7650952B2 (en) 2006-08-25 2010-01-26 Smith International, Inc. Passive vertical drilling motor stabilization
NO333280B1 (en) * 2009-05-06 2013-04-29 Norwegian Hard Rock Drilling As Control device for rock drill.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8708791D0 (en) * 1987-04-13 1987-05-20 Shell Int Research Assembly for directional drilling of boreholes
FR2641315B1 (en) * 1988-12-30 1996-05-24 Inst Francais Du Petrole DRILLING LINING WITH CONTROLLED PATHWAY COMPRISING A VARIABLE GEOMETRIC STABILIZER AND USE OF SAID LINING
DE3939538A1 (en) * 1989-11-30 1991-06-13 Eastman Christensen Co DIRECTIONAL DRILLING TOOL
DE4017761A1 (en) * 1990-06-01 1991-12-05 Eastman Christensen Co DRILLING TOOL FOR DRILLING HOLES IN SUBSTRATE ROCK INFORMATION
US5181576A (en) * 1991-02-01 1993-01-26 Anadrill, Inc. Downhole adjustable stabilizer
US5139094A (en) * 1991-02-01 1992-08-18 Anadrill, Inc. Directional drilling methods and apparatus

Also Published As

Publication number Publication date
WO1997044564A1 (en) 1997-11-27
GB9610382D0 (en) 1996-07-24

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