NO20090885L - Ekspanderende utvidelsesbor/stabilisator - Google Patents

Ekspanderende utvidelsesbor/stabilisator

Info

Publication number
NO20090885L
NO20090885L NO20090885A NO20090885A NO20090885L NO 20090885 L NO20090885 L NO 20090885L NO 20090885 A NO20090885 A NO 20090885A NO 20090885 A NO20090885 A NO 20090885A NO 20090885 L NO20090885 L NO 20090885L
Authority
NO
Norway
Prior art keywords
stabilizer
expansion drill
expanding expansion
expanding
drill
Prior art date
Application number
NO20090885A
Other languages
English (en)
Other versions
NO330479B1 (no
Inventor
Wei Xu
Charles H Dewey
Original Assignee
Smith International
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22141725&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO20090885(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Publication of NO20090885L publication Critical patent/NO20090885L/no
Application filed by Smith International filed Critical Smith International
Publication of NO330479B1 publication Critical patent/NO330479B1/no

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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • 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
    • 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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
    • 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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
    • E21B10/322—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools cutter shifted by fluid pressure
    • 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
    • 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)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Drilling And Boring (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Drilling Tools (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
NO20090885A 2002-02-19 2009-02-26 Ekspanderbart nedihullsverktoy NO330479B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/078,067 US6732817B2 (en) 2002-02-19 2002-02-19 Expandable underreamer/stabilizer

Publications (2)

Publication Number Publication Date
NO20090885L true NO20090885L (no) 2003-08-20
NO330479B1 NO330479B1 (no) 2011-04-26

Family

ID=22141725

Family Applications (4)

Application Number Title Priority Date Filing Date
NO20030757A NO328343B1 (no) 2002-02-19 2003-02-18 Ekspanderbart nedihulls verktoy og fremgangsmate for a underromme en bronnboring
NO20090885A NO330479B1 (no) 2002-02-19 2009-02-26 Ekspanderbart nedihullsverktoy
NO20090891A NO330019B1 (no) 2002-02-19 2009-02-26 Arm for et ekspanderbart nedihullsverktoy
NO20090890A NO330018B1 (no) 2002-02-19 2009-02-26 Ekspanderbart nedihullsverktoy og fremgangsmate for ekspandering av nedihullsverktoyet

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NO20030757A NO328343B1 (no) 2002-02-19 2003-02-18 Ekspanderbart nedihulls verktoy og fremgangsmate for a underromme en bronnboring

Family Applications After (2)

Application Number Title Priority Date Filing Date
NO20090891A NO330019B1 (no) 2002-02-19 2009-02-26 Arm for et ekspanderbart nedihullsverktoy
NO20090890A NO330018B1 (no) 2002-02-19 2009-02-26 Ekspanderbart nedihullsverktoy og fremgangsmate for ekspandering av nedihullsverktoyet

Country Status (5)

Country Link
US (3) US6732817B2 (no)
CA (4) CA2417318C (no)
FR (1) FR2836179B1 (no)
GB (4) GB2385344B (no)
NO (4) NO328343B1 (no)

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* Cited by examiner, † Cited by third party
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US6732817B2 (en) 2004-05-11
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US7314099B2 (en) 2008-01-01
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