EP0219959A3 - Rock bit with wear resistant inserts - Google Patents

Rock bit with wear resistant inserts Download PDF

Info

Publication number
EP0219959A3
EP0219959A3 EP86306897A EP86306897A EP0219959A3 EP 0219959 A3 EP0219959 A3 EP 0219959A3 EP 86306897 A EP86306897 A EP 86306897A EP 86306897 A EP86306897 A EP 86306897A EP 0219959 A3 EP0219959 A3 EP 0219959A3
Authority
EP
European Patent Office
Prior art keywords
wear resistant
rock bit
resistant inserts
inserts
rock
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.)
Granted
Application number
EP86306897A
Other versions
EP0219959A2 (en
EP0219959B1 (en
Inventor
David Richard Hall
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.)
Smith International Inc
Original Assignee
Smith International Inc
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 Inc filed Critical Smith International Inc
Publication of EP0219959A2 publication Critical patent/EP0219959A2/en
Publication of EP0219959A3 publication Critical patent/EP0219959A3/en
Application granted granted Critical
Publication of EP0219959B1 publication Critical patent/EP0219959B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E21B10/46—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
    • E21B10/573—Button-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
    • E21B10/5735—Interface between the substrate and the cutting element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00—Manufacture 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
    • B22F7/06—Manufacture 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C26/00—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
    • 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
    • E21B10/46—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
    • E21B10/5673—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts having a non planar or non circular cutting face
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary 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)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Earth Drilling (AREA)
EP86306897A 1985-10-18 1986-09-05 Rock bit with wear resistant inserts Expired - Lifetime EP0219959B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US78912085A 1985-10-18 1985-10-18
US789120 1985-10-18

Publications (3)

Publication Number Publication Date
EP0219959A2 EP0219959A2 (en) 1987-04-29
EP0219959A3 true EP0219959A3 (en) 1988-10-19
EP0219959B1 EP0219959B1 (en) 1992-04-29

Family

ID=25146652

Family Applications (1)

Application Number Title Priority Date Filing Date
EP86306897A Expired - Lifetime EP0219959B1 (en) 1985-10-18 1986-09-05 Rock bit with wear resistant inserts

Country Status (5)

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

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
AU2010279358A1 (en) 2009-08-07 2012-03-01 Smith International, Inc. Functionally graded polycrystalline diamond insert
CN104712252B (en) 2009-08-07 2018-09-14 史密斯国际有限公司 Polycrystalline diamond abrasive compact with high toughness and high wearability
WO2011017607A2 (en) 2009-08-07 2011-02-10 Smith International, Inc. Highly wear resistant diamond insert with improved transition structure
WO2011017625A2 (en) 2009-08-07 2011-02-10 Smith International, Inc. Method of forming a thermally stable diamond cutting element
WO2011017592A2 (en) * 2009-08-07 2011-02-10 Smith International, Inc. Diamond transition layer construction with improved thickness ratio
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)
US9739097B2 (en) 2011-04-26 2017-08-22 Smith International, Inc. Polycrystalline diamond compact cutters with conic shaped end
US20140064646A1 (en) * 2012-09-04 2014-03-06 Superior Drilling Products LLC Low-friction, abrasion resistant replaceable bearing surface
US9488229B2 (en) 2012-09-04 2016-11-08 Extreme Technologies, 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 (en) 2017-09-09 2019-03-14 Extreme Technologies, Llc Well bore conditioner and stabilizer
EP3695090B1 (en) 2017-10-10 2023-12-06 Extreme Technologies, LLC Wellbore reaming systems and devices

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0054846A1 (en) * 1980-12-22 1982-06-30 General Electric Company Diamond and cubic boron nitride abrasive compacts using size selective abrasive particle layers and process for making same
EP0111600A1 (en) * 1982-12-13 1984-06-27 Reed Rock Bit Company Improvements in or relating to cutting tools
US4525178A (en) * 1984-04-16 1985-06-25 Megadiamond Industries, Inc. Composite polycrystalline diamond
FR2562451A1 (en) * 1984-04-10 1985-10-11 Bruss Polt I Composite cutting insert for machining high-resistance workpieces and process for manufacturing this insert
EP0196777A1 (en) * 1985-03-01 1986-10-08 Reed Tool Company Limited Improvements in or relating to cutting elements for rotary drill bits

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0054846A1 (en) * 1980-12-22 1982-06-30 General Electric Company Diamond and cubic boron nitride abrasive compacts using size selective abrasive particle layers and process for making same
EP0111600A1 (en) * 1982-12-13 1984-06-27 Reed Rock Bit Company Improvements in or relating to cutting tools
FR2562451A1 (en) * 1984-04-10 1985-10-11 Bruss Polt I Composite cutting insert for machining high-resistance workpieces and process for manufacturing this insert
US4525178A (en) * 1984-04-16 1985-06-25 Megadiamond Industries, Inc. Composite polycrystalline diamond
US4525178B1 (en) * 1984-04-16 1990-03-27 Megadiamond Ind Inc
EP0196777A1 (en) * 1985-03-01 1986-10-08 Reed Tool Company Limited Improvements in or relating to cutting elements for rotary drill bits

Also Published As

Publication number Publication date
EP0219959A2 (en) 1987-04-29
DE3685083D1 (en) 1992-06-04
CA1256096A (en) 1989-06-20
IE862386L (en) 1987-04-18
IE57504B1 (en) 1993-02-10
EP0219959B1 (en) 1992-04-29
JPS62111093A (en) 1987-05-22

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