AU5345894A - Underreamer - Google Patents

Underreamer

Info

Publication number
AU5345894A
AU5345894A AU53458/94A AU5345894A AU5345894A AU 5345894 A AU5345894 A AU 5345894A AU 53458/94 A AU53458/94 A AU 53458/94A AU 5345894 A AU5345894 A AU 5345894A AU 5345894 A AU5345894 A AU 5345894A
Authority
AU
Australia
Prior art keywords
underreamer
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
AU53458/94A
Inventor
Tor Jan Eriksen
Egil Kristiansen
Rune Woie
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.)
TARGET DRILLING SERVICES AS
Original Assignee
TARGET DRILLING SERV AS
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 TARGET DRILLING SERV AS filed Critical TARGET DRILLING SERV AS
Publication of AU5345894A publication Critical patent/AU5345894A/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
    • 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
    • E21B17/1078—Stabilisers or centralisers for casing, tubing or drill pipes
    • 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
    • E21B7/28—Enlarging drilled holes, e.g. by counterboring

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)
AU53458/94A 1992-10-14 1993-10-13 Underreamer Abandoned AU5345894A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NO923978 1992-10-14
NO923978A NO923978L (en) 1992-10-14 1992-10-14 Hull Expands
PCT/NO1993/000153 WO1994009244A1 (en) 1992-10-14 1993-10-13 Underreamer

Publications (1)

Publication Number Publication Date
AU5345894A true AU5345894A (en) 1994-05-09

Family

ID=19895507

Family Applications (1)

Application Number Title Priority Date Filing Date
AU53458/94A Abandoned AU5345894A (en) 1992-10-14 1993-10-13 Underreamer

Country Status (3)

Country Link
AU (1) AU5345894A (en)
NO (1) NO923978L (en)
WO (1) WO1994009244A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6059051A (en) * 1996-11-04 2000-05-09 Baker Hughes Incorporated Integrated directional under-reamer and stabilizer
US8851205B1 (en) 2011-04-08 2014-10-07 Hard Rock Solutions, Llc Method and apparatus for reaming well bore surfaces nearer the center of drift
US9207055B2 (en) 2013-02-07 2015-12-08 Dyno Nobel Inc. Systems for delivering explosives and methods related thereto
EP3695090B1 (en) * 2017-10-10 2023-12-06 Extreme Technologies, LLC Wellbore reaming systems and devices

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4523652A (en) * 1983-07-01 1985-06-18 Atlantic Richfield Company Drainhole drilling assembly and method
US4667751A (en) * 1985-10-11 1987-05-26 Smith International, Inc. System and method for controlled directional drilling
GB8914799D0 (en) * 1989-06-28 1989-08-16 Sperry Sun Drilling Services A motor housing

Also Published As

Publication number Publication date
NO923978D0 (en) 1992-10-14
WO1994009244A1 (en) 1994-04-28
NO923978L (en) 1994-04-15

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