GB2261894B - Improvements in or relating to cutting elements for rotary drill bits - Google Patents

Improvements in or relating to cutting elements for rotary drill bits

Info

Publication number
GB2261894B
GB2261894B GB9224750A GB9224750A GB2261894B GB 2261894 B GB2261894 B GB 2261894B GB 9224750 A GB9224750 A GB 9224750A GB 9224750 A GB9224750 A GB 9224750A GB 2261894 B GB2261894 B GB 2261894B
Authority
GB
United Kingdom
Prior art keywords
relating
cutting elements
drill bits
rotary drill
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.)
Expired - Fee Related
Application number
GB9224750A
Other versions
GB9224750D0 (en
GB2261894A (en
Inventor
Kelly Hollister
Alex Newton
Nigel Dennis Griffin
Malcolm Roy Taylor
Terry Richard Matthias
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.)
Camco Drilling Group Ltd
Original Assignee
Camco Drilling Group 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 Camco Drilling Group Ltd filed Critical Camco Drilling Group Ltd
Publication of GB9224750D0 publication Critical patent/GB9224750D0/en
Publication of GB2261894A publication Critical patent/GB2261894A/en
Application granted granted Critical
Publication of GB2261894B publication Critical patent/GB2261894B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B10/56—Button-type inserts
    • E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
    • E21B10/5676—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts having a cutting face with different segments, e.g. mosaic-type inserts
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
GB9224750A 1991-11-30 1992-11-26 Improvements in or relating to cutting elements for rotary drill bits Expired - Fee Related GB2261894B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919125558A GB9125558D0 (en) 1991-11-30 1991-11-30 Improvements in or relating to cutting elements for rotary drill bits

Publications (3)

Publication Number Publication Date
GB9224750D0 GB9224750D0 (en) 1993-01-13
GB2261894A GB2261894A (en) 1993-06-02
GB2261894B true GB2261894B (en) 1995-07-05

Family

ID=10705527

Family Applications (2)

Application Number Title Priority Date Filing Date
GB919125558A Pending GB9125558D0 (en) 1991-11-30 1991-11-30 Improvements in or relating to cutting elements for rotary drill bits
GB9224750A Expired - Fee Related GB2261894B (en) 1991-11-30 1992-11-26 Improvements in or relating to cutting elements for rotary drill bits

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB919125558A Pending GB9125558D0 (en) 1991-11-30 1991-11-30 Improvements in or relating to cutting elements for rotary drill bits

Country Status (4)

Country Link
EP (1) EP0546725B1 (en)
DE (1) DE69214100T2 (en)
GB (2) GB9125558D0 (en)
ZA (1) ZA929178B (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6601662B2 (en) 2000-09-20 2003-08-05 Grant Prideco, L.P. Polycrystalline diamond cutters with working surfaces having varied wear resistance while maintaining impact strength
US7647993B2 (en) 2004-05-06 2010-01-19 Smith International, Inc. Thermally stable diamond bonded materials and compacts
US7726421B2 (en) 2005-10-12 2010-06-01 Smith International, Inc. Diamond-bonded bodies and compacts with improved thermal stability and mechanical strength
WO2011035432A1 (en) * 2009-09-22 2011-03-31 Shear Bits, Ltd . Enhanced secondary substrate for polycrystalline diamond compact cutting elements
US7980334B2 (en) 2007-10-04 2011-07-19 Smith International, Inc. Diamond-bonded constructions with improved thermal and mechanical properties
US8083012B2 (en) 2008-10-03 2011-12-27 Smith International, Inc. Diamond bonded construction with thermally stable region
US8499861B2 (en) 2007-09-18 2013-08-06 Smith International, Inc. Ultra-hard composite constructions comprising high-density diamond surface
US8881851B2 (en) 2003-12-05 2014-11-11 Smith International, Inc. Thermally-stable polycrystalline diamond materials and compacts
US9428967B2 (en) 2013-03-01 2016-08-30 Baker Hughes Incorporated Polycrystalline compact tables for cutting elements and methods of fabrication

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5348109A (en) * 1992-10-07 1994-09-20 Camco Drilling Group Ltd. Cutter assemblies and cutting elements for rotary drill bits
GB2273306B (en) * 1992-12-10 1996-12-18 Camco Drilling Group Ltd Improvements in or relating to cutting elements for rotary drill bits
US5492188A (en) * 1994-06-17 1996-02-20 Baker Hughes Incorporated Stress-reduced superhard cutting element
GB2316701B (en) * 1994-06-17 1998-12-16 Baker Hughes Inc Stress-reduced superhard cutting element
US5833021A (en) * 1996-03-12 1998-11-10 Smith International, Inc. Surface enhanced polycrystalline diamond composite cutters
GB9701695D0 (en) * 1997-01-28 1997-03-19 De Beers Ind Diamond Insert for an abrasive tool
CA2261491C (en) * 1998-03-06 2005-05-24 Smith International, Inc. Cutting element with improved polycrystalline material toughness and method for making same
GB9827600D0 (en) * 1998-12-15 1999-02-10 De Beers Ind Diamond Abrasive product
US6216805B1 (en) 1999-07-12 2001-04-17 Baker Hughes Incorporated Dual grade carbide substrate for earth-boring drill bit cutting elements, drill bits so equipped, and methods
US6248447B1 (en) 1999-09-03 2001-06-19 Camco International (Uk) Limited Cutting elements and methods of manufacture thereof
US6439327B1 (en) 2000-08-24 2002-08-27 Camco International (Uk) Limited Cutting elements for rotary drill bits
IL154979A0 (en) * 2000-09-20 2003-10-31 Camco Int Uk Ltd Polycrystalline diamond with a surface depleted of catalyzing material
EP1191000B1 (en) * 2000-09-20 2004-06-09 Camco International (UK) Limited Rotary drill bit
CA2535387C (en) 2005-02-08 2013-05-07 Smith International, Inc. Thermally stable polycrystalline diamond cutting elements and bits incorporating the same
US7694757B2 (en) 2005-02-23 2010-04-13 Smith International, Inc. Thermally stable polycrystalline diamond materials, cutting elements incorporating the same and bits incorporating such cutting elements
US7493973B2 (en) 2005-05-26 2009-02-24 Smith International, Inc. Polycrystalline diamond materials having improved abrasion resistance, thermal stability and impact resistance
US9097074B2 (en) 2006-09-21 2015-08-04 Smith International, Inc. Polycrystalline diamond composites
US8002859B2 (en) 2007-02-06 2011-08-23 Smith International, Inc. Manufacture of thermally stable cutting elements
US7942219B2 (en) 2007-03-21 2011-05-17 Smith International, Inc. Polycrystalline diamond constructions having improved thermal stability
US9297211B2 (en) 2007-12-17 2016-03-29 Smith International, Inc. Polycrystalline diamond construction with controlled gradient metal content
US8590130B2 (en) 2009-05-06 2013-11-26 Smith International, Inc. Cutting elements with re-processed thermally stable polycrystalline diamond cutting layers, bits incorporating the same, and methods of making the same
US8771389B2 (en) 2009-05-06 2014-07-08 Smith International, Inc. Methods of making and attaching TSP material for forming cutting elements, cutting elements having such TSP material and bits incorporating such cutting elements
US20100288564A1 (en) * 2009-05-13 2010-11-18 Baker Hughes Incorporated Cutting element for use in a drill bit for drilling subterranean formations
WO2010148313A2 (en) 2009-06-18 2010-12-23 Smith International, Inc. Polycrystalline diamond cutting elements with engineered porosity and method for manufacturing such cutting elements
US8887839B2 (en) 2009-06-25 2014-11-18 Baker Hughes Incorporated Drill bit for use in drilling subterranean formations
EP2452036A2 (en) 2009-07-08 2012-05-16 Baker Hughes Incorporated Cutting element and method of forming thereof
EP2452037A2 (en) 2009-07-08 2012-05-16 Baker Hughes Incorporated Cutting element for a drill bit used in drilling subterranean formations
WO2011017115A2 (en) 2009-07-27 2011-02-10 Baker Hughes Incorporated Abrasive article and method of forming
US8590646B2 (en) 2009-09-22 2013-11-26 Longyear Tm, Inc. Impregnated cutting elements with large abrasive cutting media and methods of making and using the same
GB201000866D0 (en) * 2010-01-20 2010-03-10 Element Six Production Pty Ltd A superhard insert and an earth boring tool comprising same
RU2577342C2 (en) 2010-04-23 2016-03-20 Бейкер Хьюз Инкорпорейтед Cutting element for drilling tool, drilling tool with such cutting elements and method of cutting element forming
US9650837B2 (en) 2011-04-22 2017-05-16 Baker Hughes Incorporated Multi-chamfer cutting elements having a shaped cutting face and earth-boring tools including such cutting elements
US9103174B2 (en) 2011-04-22 2015-08-11 Baker Hughes Incorporated Cutting elements for earth-boring tools, earth-boring tools including such cutting elements and related methods
US9243452B2 (en) 2011-04-22 2016-01-26 Baker Hughes Incorporated Cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and related methods
US8991525B2 (en) 2012-05-01 2015-03-31 Baker Hughes Incorporated Earth-boring tools having cutting elements with cutting faces exhibiting multiple coefficients of friction, and related methods
US9482057B2 (en) 2011-09-16 2016-11-01 Baker Hughes Incorporated Cutting elements for earth-boring tools, earth-boring tools including such cutting elements and related methods
US9428966B2 (en) 2012-05-01 2016-08-30 Baker Hughes Incorporated Cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and related methods
US8741010B2 (en) 2011-04-28 2014-06-03 Robert Frushour Method for making low stress PDC
US8858665B2 (en) 2011-04-28 2014-10-14 Robert Frushour Method for making fine diamond PDC
GB201107764D0 (en) * 2011-05-10 2011-06-22 Element Six Production Pty Ltd Polycrystalline diamond structure
US8974559B2 (en) 2011-05-12 2015-03-10 Robert Frushour PDC made with low melting point catalyst
US8828110B2 (en) 2011-05-20 2014-09-09 Robert Frushour ADNR composite
US9061264B2 (en) 2011-05-19 2015-06-23 Robert H. Frushour High abrasion low stress PDC
US8807247B2 (en) 2011-06-21 2014-08-19 Baker Hughes Incorporated Cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and methods of forming such cutting elements for earth-boring tools
CN102296931B (en) * 2011-07-11 2013-08-21 桂林星钻超硬材料有限公司 High-speed polycrystalline diamond compact sheet
EP2895678A4 (en) 2012-09-11 2016-09-14 Halliburton Energy Services Inc Cutter for use in well tools
WO2014117097A2 (en) * 2013-01-28 2014-07-31 National Oilwell Varco, L.P. Accurate placement of powders to form optimized polycrystalline diamond cutter elements and cutting tools
US9140072B2 (en) 2013-02-28 2015-09-22 Baker Hughes Incorporated Cutting elements including non-planar interfaces, earth-boring tools including such cutting elements, and methods of forming cutting elements
US9138872B2 (en) 2013-03-13 2015-09-22 Diamond Innovations, Inc. Polycrystalline diamond drill blanks with improved carbide interface geometries
PE20171462A1 (en) 2015-01-12 2017-10-11 Longyear Tm Inc DRILLING TOOLS HAVING DIES WITH CARBIDE-FORMING ALLOYS AND METHODS TO MAKE THEM AND USE THEM

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0157278A2 (en) * 1984-03-26 1985-10-09 Eastman Christensen Company Multi-component cutting element using polycrystalline diamond disks
EP0177466A2 (en) * 1984-10-04 1986-04-09 Strata Bit Corporation Cutting element for drill bits
EP0214795A1 (en) * 1985-08-22 1987-03-18 De Beers Industrial Diamond Division (Proprietary) Limited Tool Component
EP0462091A1 (en) * 1990-06-15 1991-12-18 Sandvik Aktiebolag Improved tools for percussive and rotary crushing rock drilling provided with a diamond layer
EP0462955A1 (en) * 1990-06-15 1991-12-27 Sandvik Aktiebolag Improved tools for cutting rock drilling
EP0554568A2 (en) * 1992-01-06 1993-08-11 Baker Hughes Incorporated Mosaic diamond drag bit cutter having a nonuniform wear pattern
GB2270492A (en) * 1992-09-11 1994-03-16 Gen Electric Segmented diamond compact

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3442546A1 (en) * 1984-11-22 1986-05-28 Elfgen, Gerd, 5303 Bornheim ROUNDING CHISEL FOR BOLTING MACHINES
AU602256B2 (en) * 1987-10-12 1990-10-04 De Beers Industrial Diamond Division (Proprietary) Limited Abrasive products
US4854405A (en) * 1988-01-04 1989-08-08 American National Carbide Company Cutting tools
US5154245A (en) * 1990-04-19 1992-10-13 Sandvik Ab Diamond rock tools for percussive and rotary crushing rock drilling

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0157278A2 (en) * 1984-03-26 1985-10-09 Eastman Christensen Company Multi-component cutting element using polycrystalline diamond disks
EP0177466A2 (en) * 1984-10-04 1986-04-09 Strata Bit Corporation Cutting element for drill bits
EP0214795A1 (en) * 1985-08-22 1987-03-18 De Beers Industrial Diamond Division (Proprietary) Limited Tool Component
EP0462091A1 (en) * 1990-06-15 1991-12-18 Sandvik Aktiebolag Improved tools for percussive and rotary crushing rock drilling provided with a diamond layer
EP0462955A1 (en) * 1990-06-15 1991-12-27 Sandvik Aktiebolag Improved tools for cutting rock drilling
EP0554568A2 (en) * 1992-01-06 1993-08-11 Baker Hughes Incorporated Mosaic diamond drag bit cutter having a nonuniform wear pattern
GB2270492A (en) * 1992-09-11 1994-03-16 Gen Electric Segmented diamond compact

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6601662B2 (en) 2000-09-20 2003-08-05 Grant Prideco, L.P. Polycrystalline diamond cutters with working surfaces having varied wear resistance while maintaining impact strength
US8881851B2 (en) 2003-12-05 2014-11-11 Smith International, Inc. Thermally-stable polycrystalline diamond materials and compacts
US8852304B2 (en) 2004-05-06 2014-10-07 Smith International, Inc. Thermally stable diamond bonded materials and compacts
US7647993B2 (en) 2004-05-06 2010-01-19 Smith International, Inc. Thermally stable diamond bonded materials and compacts
US7726421B2 (en) 2005-10-12 2010-06-01 Smith International, Inc. Diamond-bonded bodies and compacts with improved thermal stability and mechanical strength
US8932376B2 (en) 2005-10-12 2015-01-13 Smith International, Inc. Diamond-bonded bodies and compacts with improved thermal stability and mechanical strength
US8499861B2 (en) 2007-09-18 2013-08-06 Smith International, Inc. Ultra-hard composite constructions comprising high-density diamond surface
US7980334B2 (en) 2007-10-04 2011-07-19 Smith International, Inc. Diamond-bonded constructions with improved thermal and mechanical properties
US8365844B2 (en) 2008-10-03 2013-02-05 Smith International, Inc. Diamond bonded construction with thermally stable region
US8083012B2 (en) 2008-10-03 2011-12-27 Smith International, Inc. Diamond bonded construction with thermally stable region
WO2011035432A1 (en) * 2009-09-22 2011-03-31 Shear Bits, Ltd . Enhanced secondary substrate for polycrystalline diamond compact cutting elements
US9428967B2 (en) 2013-03-01 2016-08-30 Baker Hughes Incorporated Polycrystalline compact tables for cutting elements and methods of fabrication
US10094173B2 (en) 2013-03-01 2018-10-09 Baker Hughes Incorporated Polycrystalline compacts for cutting elements, related earth-boring tools, and related methods

Also Published As

Publication number Publication date
EP0546725A1 (en) 1993-06-16
EP0546725B1 (en) 1996-09-25
GB9125558D0 (en) 1992-01-29
GB9224750D0 (en) 1993-01-13
DE69214100D1 (en) 1996-10-31
DE69214100T2 (en) 1997-04-17
ZA929178B (en) 1993-10-04
GB2261894A (en) 1993-06-02

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19971126