SE9500211L - Skär hos bergborrspets för återupprymning - Google Patents

Skär hos bergborrspets för återupprymning

Info

Publication number
SE9500211L
SE9500211L SE9500211A SE9500211A SE9500211L SE 9500211 L SE9500211 L SE 9500211L SE 9500211 A SE9500211 A SE 9500211A SE 9500211 A SE9500211 A SE 9500211A SE 9500211 L SE9500211 L SE 9500211L
Authority
SE
Sweden
Prior art keywords
bit
borehole
cut
heating
rock drill
Prior art date
Application number
SE9500211A
Other languages
Unknown language ( )
English (en)
Other versions
SE508952C2 (sv
SE9500211D0 (sv
Inventor
Richard C Lyon
William M Conn
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
Application filed by Smith International filed Critical Smith International
Publication of SE9500211D0 publication Critical patent/SE9500211D0/sv
Publication of SE9500211L publication Critical patent/SE9500211L/sv
Publication of SE508952C2 publication Critical patent/SE508952C2/sv

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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
    • E21B10/52—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type with chisel- or button-type inserts
    • 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
    • E21B10/003—Drill bits with cutting edges facing in opposite axial directions
    • 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
    • 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

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)
SE9500211A 1994-01-24 1995-01-23 Bergborrspets med roterande kon för borrning av hål i en jordformation samt en metod för att bryta upp och sprida anhopat formationsgrus med hjälp av dylik bergborrspets SE508952C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/185,643 US5415243A (en) 1994-01-24 1994-01-24 Rock bit borhole back reaming method

Publications (3)

Publication Number Publication Date
SE9500211D0 SE9500211D0 (sv) 1995-01-23
SE9500211L true SE9500211L (sv) 1995-07-25
SE508952C2 SE508952C2 (sv) 1998-11-16

Family

ID=22681853

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9500211A SE508952C2 (sv) 1994-01-24 1995-01-23 Bergborrspets med roterande kon för borrning av hål i en jordformation samt en metod för att bryta upp och sprida anhopat formationsgrus med hjälp av dylik bergborrspets

Country Status (3)

Country Link
US (1) US5415243A (sv)
CA (1) CA2140830C (sv)
SE (1) SE508952C2 (sv)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE508467C2 (sv) * 1995-03-13 1998-10-12 Sandvik Ab Bergborrkrona för roterande krossande bearbetning av berg samt sätt för att härda dylik bergborrkrona
US6296067B1 (en) * 1996-09-09 2001-10-02 Smith International, Inc. Protected lubricant reservoir for sealed bearing earth boring drill bit
US6206110B1 (en) * 1996-09-09 2001-03-27 Smith International, Inc. Protected lubricant reservoir with pressure control for sealed bearing earth boring drill bit
US6116357A (en) * 1996-09-09 2000-09-12 Smith International, Inc. Rock drill bit with back-reaming protection
US6619412B2 (en) 1996-09-09 2003-09-16 Smith International, Inc. Protected lubricant reservoir for sealed earth boring drill bit
US5890550A (en) * 1997-05-09 1999-04-06 Baker Hughes Incorporation Earth-boring bit with wear-resistant material
US6173797B1 (en) 1997-09-08 2001-01-16 Baker Hughes Incorporated Rotary drill bits for directional drilling employing movable cutters and tandem gage pad arrangement with active cutting elements and having up-drill capability
US6321862B1 (en) * 1997-09-08 2001-11-27 Baker Hughes Incorporated Rotary drill bits for directional drilling employing tandem gage pad arrangement with cutting elements and up-drill capability
US6006845A (en) * 1997-09-08 1999-12-28 Baker Hughes Incorporated Rotary drill bits for directional drilling employing tandem gage pad arrangement with reaming capability
US6112836A (en) * 1997-09-08 2000-09-05 Baker Hughes Incorporated Rotary drill bits employing tandem gage pad arrangement
US6119797A (en) * 1998-03-19 2000-09-19 Kingdream Public Ltd. Co. Single cone earth boring bit
US6227314B1 (en) * 1999-04-29 2001-05-08 Baker Hughes, Inc. Inclined leg earth-boring bit
CA2314114C (en) * 1999-07-19 2007-04-10 Smith International, Inc. Improved rock drill bit with neck protection
ZA200005048B (en) * 1999-09-24 2002-02-14 Varel International Inc Improved rotary cone bit for cutting removal.
US6439326B1 (en) * 2000-04-10 2002-08-27 Smith International, Inc. Centered-leg roller cone drill bit
US6688410B1 (en) * 2000-06-07 2004-02-10 Smith International, Inc. Hydro-lifter rock bit with PDC inserts
GB2402688B (en) * 2000-06-07 2005-01-19 Smith International Drill bit
ATE329128T1 (de) 2000-08-23 2006-06-15 Camco Int Uk Ltd Indikator für das versagen des lagers eines rollenbohrmeissels
US20050257963A1 (en) * 2004-05-20 2005-11-24 Joseph Tucker Self-Aligning Insert for Drill Bits
US7182162B2 (en) * 2004-07-29 2007-02-27 Baker Hughes Incorporated Shirttails for reducing damaging effects of cuttings
CA2786820C (en) * 2005-03-03 2016-10-18 Smith International, Inc. Fixed cutter drill bit for abrasive applications
CN101589204A (zh) 2006-12-04 2009-11-25 贝克休斯公司 用于钻地应用的可扩张扩孔钻及其使用方法
US7677338B2 (en) * 2007-03-14 2010-03-16 Overstreet James L System, method, and apparatus for passive and active updrill features on roller cone drill bits
US8047309B2 (en) * 2007-03-14 2011-11-01 Baker Hughes Incorporated Passive and active up-drill features on fixed cutter earth-boring tools and related systems and methods
WO2009146096A1 (en) * 2008-04-04 2009-12-03 Baker Hughes Incorporated Rotary drill bits and drilling tools having protective structures on longitudinally trailing surfaces
US8528667B2 (en) 2010-10-01 2013-09-10 Varel International, Ind., L.P. Wear resistant material at the leading edge of the leg for a rotary cone drill bit
US8522899B2 (en) 2010-10-01 2013-09-03 Varel International, Ind., L.P. Wear resistant material at the shirttail edge and leading edge of a rotary cone drill bit
US9488007B2 (en) * 2010-10-01 2016-11-08 Varel International Ind., L.P. Wear resistant plates on a leading transitional surface of the leg for a rotary cone drill bit
US8534390B2 (en) 2010-10-01 2013-09-17 Varel International, Ind., L.P. Wear resistant material for the shirttail outer surface of a rotary cone drill bit
US9284816B2 (en) 2013-03-04 2016-03-15 Baker Hughes Incorporated Actuation assemblies, hydraulically actuated tools for use in subterranean boreholes including actuation assemblies and related methods
US9341027B2 (en) 2013-03-04 2016-05-17 Baker Hughes Incorporated Expandable reamer assemblies, bottom-hole assemblies, and related methods
CN103321579B (zh) * 2013-07-17 2015-03-25 中冶建工集团有限公司 一种适用于松散地表土质成孔的群爪钻
US9643262B2 (en) 2013-07-25 2017-05-09 Kennametal Inc. Coupling mechanism for cutting tool
US9643264B2 (en) 2013-07-25 2017-05-09 Kennametal Inc. Coupling mechanism for cutting tool
US9889509B2 (en) 2014-05-05 2018-02-13 Kennametal Inc. Cutter heads with improved coupling
US10174560B2 (en) 2015-08-14 2019-01-08 Baker Hughes Incorporated Modular earth-boring tools, modules for such tools and related methods
WO2019147820A1 (en) 2018-01-24 2019-08-01 Stabil Drill Specialties, L.L.C. Eccentric reaming tool

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1637594A (en) * 1926-03-15 1927-08-02 Stewart Alexander Rotary bit for drilling wells
US1816568A (en) * 1929-06-05 1931-07-28 Reed Roller Bit Co Drill bit
US3389761A (en) * 1965-12-06 1968-06-25 Dresser Ind Drill bit and inserts therefor
US4140189A (en) * 1977-06-06 1979-02-20 Smith International, Inc. Rock bit with diamond reamer to maintain gage
US4512425A (en) * 1983-02-22 1985-04-23 Christensen, Inc. Up-drill sub for use in rotary drilling
US4811801A (en) * 1988-03-16 1989-03-14 Smith International, Inc. Rock bits and inserts therefor

Also Published As

Publication number Publication date
SE508952C2 (sv) 1998-11-16
SE9500211D0 (sv) 1995-01-23
CA2140830C (en) 1998-11-24
CA2140830A1 (en) 1995-07-25
US5415243A (en) 1995-05-16

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Legal Events

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NUG Patent has lapsed