DE69926101D1 - Vorgeformte Elemente für Drehbohrmeissel - Google Patents

Vorgeformte Elemente für Drehbohrmeissel

Info

Publication number
DE69926101D1
DE69926101D1 DE69926101T DE69926101T DE69926101D1 DE 69926101 D1 DE69926101 D1 DE 69926101D1 DE 69926101 T DE69926101 T DE 69926101T DE 69926101 T DE69926101 T DE 69926101T DE 69926101 D1 DE69926101 D1 DE 69926101D1
Authority
DE
Germany
Prior art keywords
drill bits
rotary drill
preformed elements
preformed
elements
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 - Fee Related
Application number
DE69926101T
Other languages
English (en)
Other versions
DE69926101T2 (de
Inventor
Terry R Matthias
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.)
ReedHycalog UK Ltd
Original Assignee
Camco International UK Ltd
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 Camco International UK Ltd filed Critical Camco International UK Ltd
Application granted granted Critical
Publication of DE69926101D1 publication Critical patent/DE69926101D1/de
Publication of DE69926101T2 publication Critical patent/DE69926101T2/de
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
    • E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits
    • E21B10/55—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits with preformed cutting elements
    • 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
    • E21B10/5676—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts having a cutting face with different segments, e.g. mosaic-type 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
    • E21B10/573—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
    • 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
    • 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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E21B10/602—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a rotary drag type bit with blades

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Drilling Tools (AREA)
  • Earth Drilling (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
DE69926101T 1998-06-02 1999-05-24 Vorgeformte Elemente für Drehbohrmeissel Expired - Fee Related DE69926101T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9811705 1998-06-02
GBGB9811705.4A GB9811705D0 (en) 1998-06-02 1998-06-02 Preform cutting elements for rotary drill bits

Publications (2)

Publication Number Publication Date
DE69926101D1 true DE69926101D1 (de) 2005-08-18
DE69926101T2 DE69926101T2 (de) 2006-05-11

Family

ID=10832996

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69926101T Expired - Fee Related DE69926101T2 (de) 1998-06-02 1999-05-24 Vorgeformte Elemente für Drehbohrmeissel

Country Status (4)

Country Link
US (1) US6098729A (de)
EP (1) EP0962621B1 (de)
DE (1) DE69926101T2 (de)
GB (1) GB9811705D0 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6772849B2 (en) * 2001-10-25 2004-08-10 Smith International, Inc. Protective overlay coating for PDC drill bits
US7681670B2 (en) * 2004-09-10 2010-03-23 Smith International, Inc. Two-cone drill bit
US7942218B2 (en) 2005-06-09 2011-05-17 Us Synthetic Corporation Cutting element apparatuses and drill bits so equipped
US8162082B1 (en) * 2009-04-16 2012-04-24 Us Synthetic Corporation Superabrasive compact including multiple superabrasive cutting portions, methods of making same, and applications therefor
US20100288564A1 (en) * 2009-05-13 2010-11-18 Baker Hughes Incorporated Cutting element for use in a drill bit for drilling subterranean formations
US8887839B2 (en) 2009-06-25 2014-11-18 Baker Hughes Incorporated Drill bit for use in drilling subterranean formations
US8757299B2 (en) * 2009-07-08 2014-06-24 Baker Hughes Incorporated Cutting element and method of forming thereof
RU2012103934A (ru) 2009-07-08 2013-08-20 Бейкер Хьюз Инкорпорейтед Режущий элемент для бурового долота, используемого для бурения подземных пород
BR112012001906A2 (pt) 2009-07-27 2016-03-15 Baker Hughes Inc artigo abrasivo e método de formação
US8689911B2 (en) * 2009-08-07 2014-04-08 Baker Hughes Incorporated Cutter and cutting tool incorporating the same
US8439137B1 (en) * 2010-01-15 2013-05-14 Us Synthetic Corporation Superabrasive compact including at least one braze layer thereon, in-process drill bit assembly including same, and method of manufacture
GB201021741D0 (en) * 2010-12-22 2011-02-02 Element Six Production Pty Ltd Cutting element
CN104995369B (zh) 2012-12-26 2018-06-08 史密斯国际有限公司 具有底部支撑的滚动切割器
GB2510341B (en) * 2013-01-30 2019-12-18 Nov Downhole Eurasia Ltd Cutting Element
US10450804B2 (en) * 2014-06-10 2019-10-22 Halliburton Energy Services, Inc. Identification of weak zones in rotary drill bits during off-center rotation

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA806249B (en) * 1979-11-19 1982-01-27 Gen Electric Compacts for diamond drill and saw applications
US4660659A (en) * 1983-02-22 1987-04-28 Nl Industries, Inc. Drag type drill bit
GB2188354B (en) * 1986-03-27 1989-11-22 Shell Int Research Rotary drill bit
GB8612012D0 (en) * 1986-05-16 1986-06-25 Nl Petroleum Prod Rotary drill bits
FR2677699B1 (fr) * 1991-06-11 1997-03-14 Total Petroles Outil de forage a molettes coniques rotatives.
ZA935525B (en) * 1992-08-06 1994-02-24 De Beers Ind Diamond Tool insert
AU670642B2 (en) * 1992-12-23 1996-07-25 De Beers Industrial Diamond Division (Proprietary) Limited Tool component
US5605198A (en) * 1993-12-09 1997-02-25 Baker Hughes Incorporated Stress related placement of engineered superabrasive cutting elements on rotary drag bits
US5435403A (en) * 1993-12-09 1995-07-25 Baker Hughes Incorporated Cutting elements with enhanced stiffness and arrangements thereof on earth boring drill bits
ZA954736B (en) * 1994-06-16 1996-01-26 De Beers Ind Diamond Tool component
US5492188A (en) * 1994-06-17 1996-02-20 Baker Hughes Incorporated Stress-reduced superhard cutting element
GB9412247D0 (en) * 1994-06-18 1994-08-10 Camco Drilling Group Ltd Improvements in or relating to elements faced with superhard material
US5967249A (en) * 1997-02-03 1999-10-19 Baker Hughes Incorporated Superabrasive cutters with structure aligned to loading and method of drilling
US5971087A (en) * 1998-05-20 1999-10-26 Baker Hughes Incorporated Reduced residual tensile stress superabrasive cutters for earth boring and drill bits so equipped

Also Published As

Publication number Publication date
DE69926101T2 (de) 2006-05-11
EP0962621A3 (de) 2001-01-03
EP0962621B1 (de) 2005-07-13
US6098729A (en) 2000-08-08
GB9811705D0 (en) 1998-07-29
EP0962621A2 (de) 1999-12-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee