DE3685083D1 - sorties rock drill with verschleissbestaendigen. - Google Patents

sorties rock drill with verschleissbestaendigen.

Info

Publication number
DE3685083D1
DE3685083D1 DE19863685083 DE3685083A DE3685083D1 DE 3685083 D1 DE3685083 D1 DE 3685083D1 DE 19863685083 DE19863685083 DE 19863685083 DE 3685083 A DE3685083 A DE 3685083A DE 3685083 D1 DE3685083 D1 DE 3685083D1
Authority
DE
Germany
Prior art keywords
verschleissbestaendigen
sorties
rock drill
rock
drill
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 - Lifetime
Application number
DE19863685083
Other languages
German (de)
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
Priority to US78912085A priority Critical
Application filed by Smith International Inc filed Critical Smith International Inc
Application granted granted Critical
Publication of DE3685083D1 publication Critical patent/DE3685083D1/en
Anticipated expiration legal-status Critical
Application status is Expired - Lifetime legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP 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
    • 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 DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER
    • B22F2998/00Supplementary information concerning processes or compositions relating to powder metallurgy
DE19863685083 1985-10-18 1986-09-05 sorties rock drill with verschleissbestaendigen. Expired - Lifetime DE3685083D1 (en)

Priority Applications (1)

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

Publications (1)

Publication Number Publication Date
DE3685083D1 true DE3685083D1 (en) 1992-06-04

Family

ID=25146652

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19863685083 Expired - Lifetime DE3685083D1 (en) 1985-10-18 1986-09-05 sorties rock drill with verschleissbestaendigen.

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 (20)

* 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
CA2770420C (en) 2009-08-07 2017-11-28 Smith International, Inc. Highly wear resistant diamond insert with improved transition structure
CA2770306A1 (en) 2009-08-07 2011-02-10 Smith International, Inc. Functionally graded polycrystalline diamond insert
AU2010279280B2 (en) * 2009-08-07 2016-11-03 Smith International, Inc. Diamond transition layer construction with improved thickness ratio
US8579053B2 (en) 2009-08-07 2013-11-12 Smith International, Inc. Polycrystalline diamond material with high toughness and high wear resistance
WO2011017625A2 (en) 2009-08-07 2011-02-10 Smith International, Inc. Method of forming a thermally stable diamond cutting element
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
WO2012149120A2 (en) 2011-04-26 2012-11-01 Smith International, Inc. Methods of attaching rolling cutters in fixed cutter bits using sleeve, compression spring, and/or pin(s)/ball(s)
CN103492661A (en) 2011-04-26 2014-01-01 史密斯国际有限公司 Polycrystalline diamond compact cutters with conic shaped end
CA2884329A1 (en) * 2012-09-04 2014-03-13 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

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 (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
US4525178B1 (en) * 1984-04-16 1990-03-27 Megadiamond Ind Inc
GB8505352D0 (en) * 1985-03-01 1985-04-03 Nl Petroleum Prod Cutting elements

Also Published As

Publication number Publication date
JPS62111093A (en) 1987-05-22
IE57504B1 (en) 1993-02-10
EP0219959B1 (en) 1992-04-29
CA1256096A (en) 1989-06-20
CA1256096A1 (en)
EP0219959A3 (en) 1988-10-19
EP0219959A2 (en) 1987-04-29
IE862386L (en) 1987-04-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition