IE57504B1 - Rock bit with wear resistant inserts - Google Patents

Rock bit with wear resistant inserts

Info

Publication number
IE57504B1
IE57504B1 IE2386/86A IE238686A IE57504B1 IE 57504 B1 IE57504 B1 IE 57504B1 IE 2386/86 A IE2386/86 A IE 2386/86A IE 238686 A IE238686 A IE 238686A IE 57504 B1 IE57504 B1 IE 57504B1
Authority
IE
Ireland
Prior art keywords
tungsten carbide
rock bit
layer
diamond
cone
Prior art date
Application number
IE2386/86A
Other languages
English (en)
Other versions
IE862386L (en
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 IE862386L publication Critical patent/IE862386L/en
Publication of IE57504B1 publication Critical patent/IE57504B1/en

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/46Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56Button-type inserts
    • E21B10/567Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
    • E21B10/573Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts characterised by support details, e.g. the substrate construction or the interface between the substrate and the cutting element
    • E21B10/5735Interface between the substrate and the cutting element
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/06Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C26/00Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/46Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/50Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
    • E21B10/52Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type with chisel- or button-type inserts
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/46Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56Button-type inserts
    • E21B10/567Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
    • E21B10/5673Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts having a non planar or non circular cutting face
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00Supplementary information concerning processes or compositions relating to powder metallurgy

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Earth Drilling (AREA)
IE2386/86A 1985-10-18 1986-09-08 Rock bit with wear resistant inserts IE57504B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78912085A 1985-10-18 1985-10-18

Publications (2)

Publication Number Publication Date
IE862386L IE862386L (en) 1987-04-18
IE57504B1 true IE57504B1 (en) 1993-02-10

Family

ID=25146652

Family Applications (1)

Application Number Title Priority Date Filing Date
IE2386/86A IE57504B1 (en) 1985-10-18 1986-09-08 Rock bit with wear resistant inserts

Country Status (5)

Country Link
EP (1) EP0219959B1 (fr)
JP (1) JPS62111093A (fr)
CA (1) CA1256096A (fr)
DE (1) DE3685083D1 (fr)
IE (1) IE57504B1 (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8725671D0 (en) * 1987-11-03 1987-12-09 Reed Tool Co Manufacture of 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
GB2274474B (en) * 1993-01-21 1996-07-31 Camco Drilling Group Ltd Improvements in or relating to cutter assemblies for rotary drill bits
US5370195A (en) * 1993-09-20 1994-12-06 Smith International, Inc. Drill bit inserts enhanced with polycrystalline diamond
US5924501A (en) * 1996-02-15 1999-07-20 Baker Hughes Incorporated Predominantly diamond cutting structures for earth boring
US5706906A (en) * 1996-02-15 1998-01-13 Baker Hughes Incorporated Superabrasive cutting element with enhanced durability and increased wear life, and apparatus so equipped
US5743346A (en) * 1996-03-06 1998-04-28 General Electric Company Abrasive cutting element and drill bit
US5954147A (en) * 1997-07-09 1999-09-21 Baker Hughes Incorporated Earth boring bits with nanocrystalline diamond enhanced elements
US6073711A (en) * 1997-08-18 2000-06-13 Sandvik Ab Partially enhanced drill bit
US8292006B2 (en) 2009-07-23 2012-10-23 Baker Hughes Incorporated Diamond-enhanced cutting elements, earth-boring tools employing diamond-enhanced cutting elements, and methods of making diamond-enhanced cutting elements
CA2770306A1 (fr) 2009-08-07 2011-02-10 Smith International, Inc. Garniture en diamant polycristallin a gradient fonctionnel
CA2770308C (fr) 2009-08-07 2017-11-28 Smith International, Inc. Structure diamantee a couche de transition presentant un meilleur rapport d'epaisseur
WO2011017625A2 (fr) 2009-08-07 2011-02-10 Smith International, Inc. Procédé de formation d'un élément de coupe en diamant thermiquement stable
CN102648328B (zh) * 2009-08-07 2015-02-18 史密斯国际有限公司 具有高的韧度和高的耐磨性的多晶金刚石材料
WO2011017607A2 (fr) 2009-08-07 2011-02-10 Smith International, Inc. Pièce insérée en diamant hautement résistante à l’usure et dotée d’une structure de transition améliorée
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
US9187962B2 (en) 2011-04-26 2015-11-17 Smith International, Inc. Methods of attaching rolling cutters in fixed cutter bits using sleeve, compression spring, and/or pin(s)/ball(s)
WO2012149086A2 (fr) 2011-04-26 2012-11-01 Smith International, Inc. Organes de coupe compacts de diamant polycristallin ayant une extrémité de forme conique
US9488229B2 (en) 2012-09-04 2016-11-08 Extreme Technologies, Llc Low-friction, abrasion resistant replaceable bearing surface
US20140064646A1 (en) * 2012-09-04 2014-03-06 Superior Drilling Products LLC Low-friction, abrasion resistant replaceable bearing surface
US10626922B2 (en) * 2012-09-04 2020-04-21 Extreme Technologies, Llc Low-friction, abrasion resistant replaceable bearing surface
WO2019051378A1 (fr) 2017-09-09 2019-03-14 Extreme Technologies, Llc Conditionneur et stabilisateur de puits de forage
EP3695090B1 (fr) 2017-10-10 2023-12-06 Extreme Technologies, LLC Systèmes et dispositifs d'alésage de trou de sonde

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4311490A (en) * 1980-12-22 1982-01-19 General Electric Company Diamond and cubic boron nitride abrasive compacts using size selective abrasive particle layers
EP0111600A1 (fr) * 1982-12-13 1984-06-27 Reed Rock Bit Company Outils de coupe
FR2562451A1 (fr) * 1984-04-10 1985-10-11 Bruss Polt I Plaquette coupante composite pour l'usinage de pieces a grande resistance et procede de fabrication de cette plaquette
US4525178A (en) * 1984-04-16 1985-06-25 Megadiamond Industries, Inc. Composite polycrystalline diamond
GB8505352D0 (en) * 1985-03-01 1985-04-03 Nl Petroleum Prod Cutting elements

Also Published As

Publication number Publication date
CA1256096A (fr) 1989-06-20
IE862386L (en) 1987-04-18
DE3685083D1 (de) 1992-06-04
EP0219959B1 (fr) 1992-04-29
EP0219959A2 (fr) 1987-04-29
EP0219959A3 (en) 1988-10-19
JPS62111093A (ja) 1987-05-22

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Legal Events

Date Code Title Description
MK9A Patent expired