GB2379697B - Superabrasive cutter with arcuate table-to-substrate interfaces - Google Patents

Superabrasive cutter with arcuate table-to-substrate interfaces

Info

Publication number
GB2379697B
GB2379697B GB0228580A GB0228580A GB2379697B GB 2379697 B GB2379697 B GB 2379697B GB 0228580 A GB0228580 A GB 0228580A GB 0228580 A GB0228580 A GB 0228580A GB 2379697 B GB2379697 B GB 2379697B
Authority
GB
United Kingdom
Prior art keywords
substrate interfaces
superabrasive cutter
arcuate table
arcuate
superabrasive
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
GB0228580A
Other versions
GB0228580D0 (en
GB2379697A (en
Inventor
Arthur A Chaves
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.)
Baker Hughes Holdings LLC
Original Assignee
Baker Hughes 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 US09/104,620 external-priority patent/US6412580B1/en
Application filed by Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of GB0228580D0 publication Critical patent/GB0228580D0/en
Publication of GB2379697A publication Critical patent/GB2379697A/en
Application granted granted Critical
Publication of GB2379697B publication Critical patent/GB2379697B/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
    • E21B10/5673—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
GB0228580A 1998-06-25 1999-06-16 Superabrasive cutter with arcuate table-to-substrate interfaces Expired - Lifetime GB2379697B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/104,620 US6412580B1 (en) 1998-06-25 1998-06-25 Superabrasive cutter with arcuate table-to-substrate interfaces
GB9913889A GB2338732B (en) 1998-06-25 1999-06-16 Superabrasive cutter with arcuate table-to-substrate interface

Publications (3)

Publication Number Publication Date
GB0228580D0 GB0228580D0 (en) 2003-01-15
GB2379697A GB2379697A (en) 2003-03-19
GB2379697B true GB2379697B (en) 2003-04-30

Family

ID=26315667

Family Applications (4)

Application Number Title Priority Date Filing Date
GB0228578A Expired - Lifetime GB2379695B (en) 1998-06-25 1999-06-16 Superabrasive cutter with arcuate table-to-table interface
GB0228581A Expired - Lifetime GB2379698B (en) 1998-06-25 1999-06-16 Superabrasive cutter with arcuate table-to-substrate interfaces
GB0228579A Expired - Lifetime GB2379696B (en) 1998-06-25 1999-06-16 Superabrasive cutter with arcuate table-to-table interface
GB0228580A Expired - Lifetime GB2379697B (en) 1998-06-25 1999-06-16 Superabrasive cutter with arcuate table-to-substrate interfaces

Family Applications Before (3)

Application Number Title Priority Date Filing Date
GB0228578A Expired - Lifetime GB2379695B (en) 1998-06-25 1999-06-16 Superabrasive cutter with arcuate table-to-table interface
GB0228581A Expired - Lifetime GB2379698B (en) 1998-06-25 1999-06-16 Superabrasive cutter with arcuate table-to-substrate interfaces
GB0228579A Expired - Lifetime GB2379696B (en) 1998-06-25 1999-06-16 Superabrasive cutter with arcuate table-to-table interface

Country Status (1)

Country Link
GB (4) GB2379695B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6962218B2 (en) 2003-06-03 2005-11-08 Smith International, Inc. Cutting elements with improved cutting element interface design and bits incorporating the same
GB201113013D0 (en) * 2011-07-28 2011-09-14 Element Six Abrasive Sa Tip for a pick tool

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0356097A2 (en) * 1988-08-15 1990-02-28 De Beers Industrial Diamond Division (Proprietary) Limited Tool insert
GB2300208A (en) * 1995-04-28 1996-10-30 Baker Hughes Inc Stress related placement of engineered superabrasive cutting elements on rotary drag bits

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0356097A2 (en) * 1988-08-15 1990-02-28 De Beers Industrial Diamond Division (Proprietary) Limited Tool insert
GB2300208A (en) * 1995-04-28 1996-10-30 Baker Hughes Inc Stress related placement of engineered superabrasive cutting elements on rotary drag bits

Also Published As

Publication number Publication date
GB0228581D0 (en) 2003-01-15
GB0228580D0 (en) 2003-01-15
GB2379696B (en) 2003-04-30
GB2379698B (en) 2003-04-30
GB2379695B (en) 2003-04-30
GB2379696A (en) 2003-03-19
GB0228578D0 (en) 2003-01-15
GB2379697A (en) 2003-03-19
GB2379698A (en) 2003-03-19
GB0228579D0 (en) 2003-01-15
GB2379695A (en) 2003-03-19

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Legal Events

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

Expiry date: 20190615