GB2464866B - Thermally stable diamond polycrystalline diamond constructions - Google Patents

Thermally stable diamond polycrystalline diamond constructions

Info

Publication number
GB2464866B
GB2464866B GB1001703A GB201001703A GB2464866B GB 2464866 B GB2464866 B GB 2464866B GB 1001703 A GB1001703 A GB 1001703A GB 201001703 A GB201001703 A GB 201001703A GB 2464866 B GB2464866 B GB 2464866B
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.)
Active
Application number
GB1001703A
Other versions
GB2464866A (en
GB201001703D0 (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 GB201001703D0 publication Critical patent/GB201001703D0/en
Publication of GB2464866A publication Critical patent/GB2464866A/en
Application granted granted Critical
Publication of GB2464866B publication Critical patent/GB2464866B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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 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
    • 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
    • E21B10/5673—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
GB1001703A 2004-09-21 2005-09-21 Thermally stable diamond polycrystalline diamond constructions Active GB2464866B (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
GB201001703D0 GB201001703D0 (en) 2010-03-17
GB2464866A GB2464866A (en) 2010-05-05
GB2464866B true GB2464866B (en) 2010-08-04

Family

ID=42104401

Family Applications (4)

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

Family Applications Before (2)

Application Number Title Priority Date Filing Date
GB1001690A Active GB2464863B (en) 2004-09-21 2005-09-21 Thermally stable diamond polycrystalline diamond constructions
GB1001698A Active GB2464865B (en) 2004-09-21 2005-09-21 Thermally stable diamond polycrystalline diamond constructions

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB1001691A Active GB2464864B (en) 2004-09-21 2005-09-21 Thermally stable diamond polycrystalline diamond constructions

Country Status (1)

Country Link
GB (4) GB2464863B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10024112B2 (en) * 2010-06-16 2018-07-17 Element Six Abrasives, S.A. 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
GB201001690D0 (en) 2010-03-17
GB2464863A (en) 2010-05-05
GB201001691D0 (en) 2010-03-17
GB2464863B (en) 2010-07-28
GB2464864B (en) 2010-08-04
GB201001698D0 (en) 2010-03-17
GB2464866A (en) 2010-05-05
GB2464864A (en) 2010-05-05
GB2464865A (en) 2010-05-05
GB201001703D0 (en) 2010-03-17
GB2464865B (en) 2010-07-28

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