NO880017D0 - Boreredskap for utvidelse av borehull. - Google Patents

Boreredskap for utvidelse av borehull.

Info

Publication number
NO880017D0
NO880017D0 NO880017A NO880017A NO880017D0 NO 880017 D0 NO880017 D0 NO 880017D0 NO 880017 A NO880017 A NO 880017A NO 880017 A NO880017 A NO 880017A NO 880017 D0 NO880017 D0 NO 880017D0
Authority
NO
Norway
Prior art keywords
extension
drilling equipment
drill holes
drill
holes
Prior art date
Application number
NO880017A
Other languages
English (en)
Other versions
NO880017L (no
Inventor
Ian George Boyington
Original Assignee
Darron Tool & Eng 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 Darron Tool & Eng Ltd filed Critical Darron Tool & Eng Ltd
Publication of NO880017D0 publication Critical patent/NO880017D0/no
Publication of NO880017L publication Critical patent/NO880017L/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
    • E21B10/28—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with non-expansible roller cutters
    • E21B10/30—Longitudinal axis roller reamers, e.g. reamer 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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
    • E21B10/24—Roller bits characterised by bearing, lubrication or sealing details characterised by lubricating details
    • E21B10/246—Roller bits characterised by bearing, lubrication or sealing details characterised by lubricating details with pumping means for feeding lubricant

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Auxiliary Devices For Machine Tools (AREA)
NO880017A 1987-01-06 1988-01-05 Boreredskap for utvidelse av borehull. NO880017L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878700109A GB8700109D0 (en) 1987-01-06 1987-01-06 Drill member

Publications (2)

Publication Number Publication Date
NO880017D0 true NO880017D0 (no) 1988-01-05
NO880017L NO880017L (no) 1988-07-07

Family

ID=10610272

Family Applications (1)

Application Number Title Priority Date Filing Date
NO880017A NO880017L (no) 1987-01-06 1988-01-05 Boreredskap for utvidelse av borehull.

Country Status (4)

Country Link
EP (1) EP0274265A3 (no)
DK (1) DK1788A (no)
GB (1) GB8700109D0 (no)
NO (1) NO880017L (no)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU594885C (en) * 1987-07-07 2004-10-07 Gearhart United Pty Ltd Rotary roller reamer
DE69432786T2 (de) * 1993-11-10 2004-05-13 Gearhart United Pty. Ltd. Verbesserter rotierender räumer mit rollen
AU701439B2 (en) * 1995-03-20 1999-01-28 Gearhart United Pty Ltd Bi-directional roller reamer
AUPN183295A0 (en) * 1995-03-20 1995-04-13 Gearhart United Pty Ltd Bi-directional roller reamer
AUPP946199A0 (en) * 1999-03-26 1999-04-22 Gearhart Australia Limited Reaming stabilizer roller
EP2058470A3 (en) 2002-11-07 2009-08-05 Extreme Machining Australia PTY Ltd An improved rotary roller reamer
AU2004236273B2 (en) * 2003-05-07 2010-12-02 Extreme Machining Australia Pty Ltd Stabilising band for a roller assembly
WO2004099555A1 (en) * 2003-05-07 2004-11-18 Extreme Machining Australia Pty Ltd Stabilising band for a roller assembly
AU2004269049B2 (en) * 2003-09-03 2009-06-18 Gearhart United Pty Ltd Rotary roller reamer
DE602004015309D1 (de) 2003-09-03 2008-09-04 Gearhart United Pty Ltd Rotierender rollenräumer
SE1250476A1 (sv) * 2009-10-12 2012-05-10 Atlas Copco Secoroc Llc Sänkborrverktyg
US9157282B2 (en) 2011-11-30 2015-10-13 Smith International, Inc. Roller reamer compound wedge retention
US10718165B2 (en) * 2017-11-30 2020-07-21 Duane Shotwell Roller reamer integral pressure relief assembly

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1565788A (en) * 1925-01-26 1925-12-15 Anthony E Carlson Reamer
US3251634A (en) * 1963-07-01 1966-05-17 Exxon Production Research Co Drill bit bearing lubricator
FR1438748A (fr) * 1965-06-22 1966-05-13 Perfectionnements apportés aux trépans de forage
CA1024977A (en) * 1974-05-13 1978-01-24 Bralorne Resources Limited Air cleaned and lubricated stabilizer
US4254839A (en) * 1979-06-21 1981-03-10 Dresser Industries, Inc. Radial force anti-extrusion device for sealed drill string unit
US4542797A (en) * 1980-08-01 1985-09-24 Hughes Tool Company Roller reamer
US4508184A (en) * 1983-05-27 1985-04-02 Hansen Michael S Roller reamer/stabilizer

Also Published As

Publication number Publication date
EP0274265A2 (en) 1988-07-13
NO880017L (no) 1988-07-07
DK1788A (da) 1988-07-07
EP0274265A3 (en) 1989-09-06
GB8700109D0 (en) 1987-02-11
DK1788D0 (da) 1988-01-05

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