EP0274265A3 - Roller reamer assembly - Google Patents

Roller reamer assembly Download PDF

Info

Publication number
EP0274265A3
EP0274265A3 EP87311264A EP87311264A EP0274265A3 EP 0274265 A3 EP0274265 A3 EP 0274265A3 EP 87311264 A EP87311264 A EP 87311264A EP 87311264 A EP87311264 A EP 87311264A EP 0274265 A3 EP0274265 A3 EP 0274265A3
Authority
EP
European Patent Office
Prior art keywords
spindle
cutter
roller
tubular
rotary
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.)
Withdrawn
Application number
EP87311264A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0274265A2 (en
Inventor
Ian George Boyington
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.)
Darron Tool & Engineering (sheffield) Ltd
Original Assignee
Darron Tool & Engineering (sheffield) 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 & Engineering (sheffield) Ltd filed Critical Darron Tool & Engineering (sheffield) Ltd
Publication of EP0274265A2 publication Critical patent/EP0274265A2/en
Publication of EP0274265A3 publication Critical patent/EP0274265A3/en
Withdrawn legal-status Critical Current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
    • 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)
EP87311264A 1987-01-06 1987-12-21 Roller reamer assembly Withdrawn EP0274265A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB878700109A GB8700109D0 (en) 1987-01-06 1987-01-06 Drill member
GB8700109 1987-01-06

Publications (2)

Publication Number Publication Date
EP0274265A2 EP0274265A2 (en) 1988-07-13
EP0274265A3 true EP0274265A3 (en) 1989-09-06

Family

ID=10610272

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87311264A Withdrawn EP0274265A3 (en) 1987-01-06 1987-12-21 Roller reamer assembly

Country Status (4)

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

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
CA2154285C (en) * 1993-11-10 2005-10-11 John Francis Kennedy Improved rotary roller reamer
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
WO2004042184A1 (en) 2002-11-07 2004-05-21 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
EP1627128A4 (en) * 2003-05-07 2006-05-24 Extreme Machining Australia Pt STABILIZER STRIP FOR GALET ASSEMBLY
AU2004269049B2 (en) * 2003-09-03 2009-06-18 Gearhart United Pty Ltd Rotary roller reamer
DK1664476T3 (da) 2003-09-03 2008-11-24 Gearhart United Pty Ltd Drejeligt valseagtigt römmejern
US20110085877A1 (en) * 2009-10-12 2011-04-14 Atlas Copco Secoroc Llc. Downhole tool
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

Citations (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
FR1438748A (fr) * 1965-06-22 1966-05-13 Perfectionnements apportés aux trépans de forage
US3251634A (en) * 1963-07-01 1966-05-17 Exxon Production Research Co Drill bit bearing lubricator
US3907048A (en) * 1974-05-13 1975-09-23 Bralorne Resources Ltd Air cleaned and lubricated stabilizer
GB2053319A (en) * 1979-06-21 1981-02-04 Dresser Ind Earth boring apparatus
GB2138870A (en) * 1980-08-01 1984-10-31 Oncar Corp A roller-reamer unit for roller-reamer apparatus
US4508184A (en) * 1983-05-27 1985-04-02 Hansen Michael S Roller reamer/stabilizer

Patent Citations (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
US3907048A (en) * 1974-05-13 1975-09-23 Bralorne Resources Ltd Air cleaned and lubricated stabilizer
GB2053319A (en) * 1979-06-21 1981-02-04 Dresser Ind Earth boring apparatus
GB2138870A (en) * 1980-08-01 1984-10-31 Oncar Corp A roller-reamer unit for roller-reamer apparatus
US4508184A (en) * 1983-05-27 1985-04-02 Hansen Michael S Roller reamer/stabilizer

Also Published As

Publication number Publication date
DK1788D0 (da) 1988-01-05
GB8700109D0 (en) 1987-02-11
NO880017L (no) 1988-07-07
EP0274265A2 (en) 1988-07-13
DK1788A (da) 1988-07-07
NO880017D0 (no) 1988-01-05

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