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GB2424019A - Flat and bevel chipbreaker insert - Google Patents

Flat and bevel chipbreaker insert Download PDF

Info

Publication number
GB2424019A
GB2424019A GB0611242A GB0611242A GB2424019A GB 2424019 A GB2424019 A GB 2424019A GB 0611242 A GB0611242 A GB 0611242A GB 0611242 A GB0611242 A GB 0611242A GB 2424019 A GB2424019 A GB 2424019A
Authority
GB
United Kingdom
Prior art keywords
insert
bevel
flat
chipbreaker
land
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
GB0611242A
Other versions
GB0611242D0 (en
GB2424019B (en
Inventor
Calvin Stowe
Daniel R Hart
Francine A Bradford
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
Application filed by Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of GB0611242D0 publication Critical patent/GB0611242D0/en
Publication of GB2424019A publication Critical patent/GB2424019A/en
Application granted granted Critical
Publication of GB2424019B publication Critical patent/GB2424019B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Milling Processes (AREA)
  • Drilling Tools (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Earth Drilling (AREA)

Abstract

A cutting insert (20) for use on a metal cutting tool (10) downhole in an oil or gas well, with at least one land (22) on a leading edge of the insert, and at least one bevel surface (24) angled relative to the axis of the insert and rising above the adjacent land in the direction of travel of the insert. Multiple bevels and lands can be used on each insert, and multiple inserts can be used on each tool.

Description

GB 2424019 A continuation (74) Agent and/or Address for Service: Frank B
Dehn & Co. St. Bride's House, 10 Salisbury Square, LONDON, EC4Y 8JD, United Kingdom
GB0611242A 2003-11-26 2004-11-18 Flat and bevel chipbreaker insert Expired - Fee Related GB2424019B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US52557703P 2003-11-26 2003-11-26
PCT/US2004/038712 WO2005054621A1 (en) 2003-11-26 2004-11-18 Flat and bevel chipbreaker insert

Publications (3)

Publication Number Publication Date
GB0611242D0 GB0611242D0 (en) 2006-07-19
GB2424019A true GB2424019A (en) 2006-09-13
GB2424019B GB2424019B (en) 2008-05-28

Family

ID=34652358

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0611242A Expired - Fee Related GB2424019B (en) 2003-11-26 2004-11-18 Flat and bevel chipbreaker insert

Country Status (8)

Country Link
US (1) US20050109546A1 (en)
CN (1) CN1946916A (en)
AU (1) AU2004295689A1 (en)
CA (1) CA2546938A1 (en)
GB (1) GB2424019B (en)
NO (1) NO20062558L (en)
RU (1) RU2006122639A (en)
WO (1) WO2005054621A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8689911B2 (en) * 2009-08-07 2014-04-08 Baker Hughes Incorporated Cutter and cutting tool incorporating the same
SE534206C2 (en) 2009-10-05 2011-05-31 Atlas Copco Secoroc Ab Carbide pins for a drill bit for striking rock drilling, drill bit and method of grinding a cemented carbide pin
US8434572B2 (en) 2010-06-24 2013-05-07 Baker Hughes Incorporated Cutting elements for downhole cutting tools
US8936109B2 (en) 2010-06-24 2015-01-20 Baker Hughes Incorporated Cutting elements for cutting tools
US8327957B2 (en) 2010-06-24 2012-12-11 Baker Hughes Incorporated Downhole cutting tool having center beveled mill blade
US9151120B2 (en) 2012-06-04 2015-10-06 Baker Hughes Incorporated Face stabilized downhole cutting tool
US10260302B2 (en) * 2014-06-25 2019-04-16 Schlumberger Technology Corporation Cutting insert for initiating a cutout

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997030263A1 (en) * 1996-02-15 1997-08-21 Baker Hughes Incorporated Polycrystalline diamond cutter with enhanced durability and increased wear life
GB2318140A (en) * 1996-10-11 1998-04-15 Camco Drilling Group Ltd Preform cutting element having chip-breaking formation
US5984005A (en) * 1995-09-22 1999-11-16 Weatherford/Lamb, Inc. Wellbore milling inserts and mills
GB2370300A (en) * 2000-12-21 2002-06-26 Baker Hughes Inc Multi-aggressiveness cutting face on PDC cutters and method of drilling subterranean formations
US6527069B1 (en) * 1998-06-25 2003-03-04 Baker Hughes Incorporated Superabrasive cutter having optimized table thickness and arcuate table-to-substrate interfaces

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4259033A (en) * 1974-11-29 1981-03-31 Kennametal Inc. Cutting insert

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5984005A (en) * 1995-09-22 1999-11-16 Weatherford/Lamb, Inc. Wellbore milling inserts and mills
WO1997030263A1 (en) * 1996-02-15 1997-08-21 Baker Hughes Incorporated Polycrystalline diamond cutter with enhanced durability and increased wear life
GB2318140A (en) * 1996-10-11 1998-04-15 Camco Drilling Group Ltd Preform cutting element having chip-breaking formation
US6527069B1 (en) * 1998-06-25 2003-03-04 Baker Hughes Incorporated Superabrasive cutter having optimized table thickness and arcuate table-to-substrate interfaces
GB2370300A (en) * 2000-12-21 2002-06-26 Baker Hughes Inc Multi-aggressiveness cutting face on PDC cutters and method of drilling subterranean formations

Also Published As

Publication number Publication date
AU2004295689A1 (en) 2005-06-16
WO2005054621A1 (en) 2005-06-16
CA2546938A1 (en) 2005-06-16
GB0611242D0 (en) 2006-07-19
RU2006122639A (en) 2008-01-10
NO20062558L (en) 2006-08-02
CN1946916A (en) 2007-04-11
US20050109546A1 (en) 2005-05-26
GB2424019B (en) 2008-05-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20081118