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GB2464865B - Thermally stable diamond polycrystalline diamond constructions - Google Patents

Thermally stable diamond polycrystalline diamond constructions

Info

Publication number
GB2464865B
GB2464865B GB1001698A GB201001698A GB2464865B GB 2464865 B GB2464865 B GB 2464865B GB 1001698 A GB1001698 A GB 1001698A GB 201001698 A GB201001698 A GB 201001698A GB 2464865 B GB2464865 B GB 2464865B
Authority
GB
United Kingdom
Prior art keywords
diamond
thermally stable
constructions
polycrystalline diamond
polycrystalline
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
GB1001698A
Other versions
GB2464865A (en
GB201001698D0 (en
Inventor
Ronald K Eyre
Thomas W Oldham
Anthony Griffo
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 claimed from US10/947,075 external-priority patent/US7754333B2/en
Priority claimed from US11/022,271 external-priority patent/US7608333B2/en
Application filed by Smith International Inc filed Critical Smith International Inc
Priority claimed from GB0519211A external-priority patent/GB2418215B/en
Publication of GB201001698D0 publication Critical patent/GB201001698D0/en
Publication of GB2464865A publication Critical patent/GB2464865A/en
Application granted granted Critical
Publication of GB2464865B publication Critical patent/GB2464865B/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
    • 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
    • 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
    • B22F7/002—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 porous nature
    • B22F7/004—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 porous nature comprising at least one non-porous part
    • 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
    • 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
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24—After-treatment of workpieces or articles
    • B22F2003/241—Chemical after-treatment on the surface
    • B22F2003/244—Leaching
    • 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
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
    • 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)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Materials Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Earth Drilling (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
GB1001698A 2004-09-21 2005-09-21 Thermally stable diamond polycrystalline diamond constructions Expired - Lifetime GB2464865B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US10/947,075 US7754333B2 (en) 2004-09-21 2004-09-21 Thermally stable diamond polycrystalline diamond constructions
US11/022,271 US7608333B2 (en) 2004-09-21 2004-12-22 Thermally stable diamond polycrystalline diamond constructions
US11/022,272 US7517589B2 (en) 2004-09-21 2004-12-22 Thermally stable diamond polycrystalline diamond constructions
GB0519211A GB2418215B (en) 2004-09-21 2005-09-21 Thermally stable diamond polycrystalline diamond constructions

Publications (3)

Publication Number Publication Date
GB201001698D0 GB201001698D0 (en) 2010-03-17
GB2464865A GB2464865A (en) 2010-05-05
GB2464865B true GB2464865B (en) 2010-07-28

Family

ID=42104401

Family Applications (4)

Application Number Title Priority Date Filing Date
GB1001698A Expired - Lifetime GB2464865B (en) 2004-09-21 2005-09-21 Thermally stable diamond polycrystalline diamond constructions
GB1001690A Expired - Lifetime GB2464863B (en) 2004-09-21 2005-09-21 Thermally stable diamond polycrystalline diamond constructions
GB1001703A Expired - Lifetime GB2464866B (en) 2004-09-21 2005-09-21 Thermally stable diamond polycrystalline diamond constructions
GB1001691A Expired - Lifetime GB2464864B (en) 2004-09-21 2005-09-21 Thermally stable diamond polycrystalline diamond constructions

Family Applications After (3)

Application Number Title Priority Date Filing Date
GB1001690A Expired - Lifetime GB2464863B (en) 2004-09-21 2005-09-21 Thermally stable diamond polycrystalline diamond constructions
GB1001703A Expired - Lifetime GB2464866B (en) 2004-09-21 2005-09-21 Thermally stable diamond polycrystalline diamond constructions
GB1001691A Expired - Lifetime GB2464864B (en) 2004-09-21 2005-09-21 Thermally stable diamond polycrystalline diamond constructions

Country Status (1)

Country Link
GB (4) GB2464865B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011158190A2 (en) * 2010-06-16 2011-12-22 Element Six (Production) (Pty) Limited Superhard cutter
US8689912B2 (en) * 2010-11-24 2014-04-08 Smith International, Inc. Polycrystalline diamond constructions having optimized material composition

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1190791A2 (en) * 2000-09-20 2002-03-27 Camco International (UK) Limited Polycrystalline diamond cutters with working surfaces having varied wear resistance while maintaining impact strength

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1190791A2 (en) * 2000-09-20 2002-03-27 Camco International (UK) Limited Polycrystalline diamond cutters with working surfaces having varied wear resistance while maintaining impact strength

Also Published As

Publication number Publication date
GB2464864B (en) 2010-08-04
GB2464865A (en) 2010-05-05
GB201001703D0 (en) 2010-03-17
GB201001698D0 (en) 2010-03-17
GB201001691D0 (en) 2010-03-17
GB2464863A (en) 2010-05-05
GB2464866B (en) 2010-08-04
GB201001690D0 (en) 2010-03-17
GB2464863B (en) 2010-07-28
GB2464866A (en) 2010-05-05
GB2464864A (en) 2010-05-05

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20250920