DE69020836D1 - Bohr-Einsatzstück mit mehrteiliger Schneidstruktur. - Google Patents

Bohr-Einsatzstück mit mehrteiliger Schneidstruktur.

Info

Publication number
DE69020836D1
DE69020836D1 DE69020836T DE69020836T DE69020836D1 DE 69020836 D1 DE69020836 D1 DE 69020836D1 DE 69020836 T DE69020836 T DE 69020836T DE 69020836 T DE69020836 T DE 69020836T DE 69020836 D1 DE69020836 D1 DE 69020836D1
Authority
DE
Germany
Prior art keywords
drill bit
cutting structure
part cutting
drill
bit
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
DE69020836T
Other languages
English (en)
Other versions
DE69020836T2 (de
Inventor
Jerry Cerkovnik
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 DE69020836D1 publication Critical patent/DE69020836D1/de
Application granted granted Critical
Publication of DE69020836T2 publication Critical patent/DE69020836T2/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
    • E21B10/56—Button-type inserts
    • E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts

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)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
DE69020836T 1989-09-29 1990-09-28 Bohr-Einsatzstück mit mehrteiliger Schneidstruktur. Expired - Fee Related DE69020836T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/414,703 US5025873A (en) 1989-09-29 1989-09-29 Self-renewing multi-element cutting structure for rotary drag bit

Publications (2)

Publication Number Publication Date
DE69020836D1 true DE69020836D1 (de) 1995-08-17
DE69020836T2 DE69020836T2 (de) 1996-04-04

Family

ID=23642588

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69020836T Expired - Fee Related DE69020836T2 (de) 1989-09-29 1990-09-28 Bohr-Einsatzstück mit mehrteiliger Schneidstruktur.

Country Status (4)

Country Link
US (1) US5025873A (de)
EP (1) EP0420262B1 (de)
CA (1) CA2026498A1 (de)
DE (1) DE69020836T2 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5373900A (en) 1988-04-15 1994-12-20 Baker Hughes Incorporated Downhole milling tool
US5238074A (en) * 1992-01-06 1993-08-24 Baker Hughes Incorporated Mosaic diamond drag bit cutter having a nonuniform wear pattern
US5282513A (en) * 1992-02-04 1994-02-01 Smith International, Inc. Thermally stable polycrystalline diamond drill bit
US5979571A (en) * 1996-09-27 1999-11-09 Baker Hughes Incorporated Combination milling tool and drill bit
GB9906114D0 (en) 1999-03-18 1999-05-12 Camco Int Uk Ltd A method of applying a wear-resistant layer to a surface of a downhole component
US6968912B2 (en) * 2002-12-12 2005-11-29 The Sollami Company Drill blades for drill bit
KR100942983B1 (ko) * 2007-10-16 2010-02-17 주식회사 하이닉스반도체 반도체 소자 및 그 제조방법
US8127863B2 (en) * 2007-12-10 2012-03-06 Smith International, Inc. Drill bit having enhanced stabilization features and method of use thereof
US8720609B2 (en) * 2008-10-13 2014-05-13 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US8020641B2 (en) * 2008-10-13 2011-09-20 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US20100089658A1 (en) * 2008-10-13 2010-04-15 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US20100089661A1 (en) * 2008-10-13 2010-04-15 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US20100108402A1 (en) * 2008-10-31 2010-05-06 Baker Hughes Incorporated Downhole cutting tool and method of making
US8887839B2 (en) * 2009-06-25 2014-11-18 Baker Hughes Incorporated Drill bit for use in drilling subterranean formations
WO2011005994A2 (en) 2009-07-08 2011-01-13 Baker Hughes Incorporated Cutting element and method of forming thereof
BR112012000535A2 (pt) 2009-07-08 2019-09-24 Baker Hughes Incorporatled elemento de corte para uma broca de perfuração usada na perfuração de formações subterrâneas
EP2479002A3 (de) 2009-07-27 2013-10-02 Baker Hughes Incorporated Schleifartikel
US8936109B2 (en) 2010-06-24 2015-01-20 Baker Hughes Incorporated Cutting elements for cutting tools
US8911522B2 (en) 2010-07-06 2014-12-16 Baker Hughes Incorporated Methods of forming inserts and earth-boring tools
US20120199395A1 (en) * 2011-02-07 2012-08-09 Lynde Gerald D Cutting elements having a pre-formed fracture plane for use in cutting tools
US8778259B2 (en) 2011-05-25 2014-07-15 Gerhard B. Beckmann Self-renewing cutting surface, tool and method for making same using powder metallurgy and densification techniques
US8807247B2 (en) 2011-06-21 2014-08-19 Baker Hughes Incorporated Cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and methods of forming such cutting elements for earth-boring tools
US8997897B2 (en) 2012-06-08 2015-04-07 Varel Europe S.A.S. Impregnated diamond structure, method of making same, and applications for use of an impregnated diamond structure
CN103510859B (zh) * 2012-06-21 2016-01-13 四川深远石油钻井工具股份有限公司 钻进比压可控的模块切削齿钻头
CN102704853B (zh) * 2012-06-21 2015-07-15 四川深远石油钻井工具股份有限公司 钻进比压可控的模块切削齿
CN108431362B (zh) 2015-12-14 2022-02-18 史密斯国际有限公司 具有碳化物基体的卵形切削元件的机械锁定

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1923488A (en) * 1931-10-05 1933-08-22 Globe Oil Tools Co Well bit
US2290595A (en) * 1939-11-01 1942-07-21 L P Kinnear Rotary drill bit
US2966949A (en) * 1958-07-16 1961-01-03 Jersey Prod Res Co Full hole permanent drill bit
US3140748A (en) * 1963-05-16 1964-07-14 Kennametal Inc Earth boring drill bit
US3440773A (en) * 1966-08-26 1969-04-29 Norton Co Abrasive cutting device
FR2135053B1 (de) * 1971-05-04 1974-08-19 Petroles Cie Francaise
US4150728A (en) * 1976-11-26 1979-04-24 Smith International, Inc. Rock drill bit inserts with hollow bases
US4073354A (en) * 1976-11-26 1978-02-14 Christensen, Inc. Earth-boring drill bits
JPS5382601A (en) * 1976-12-28 1978-07-21 Tokiwa Kogyo Kk Rotary grinding type excavation drill head
US4116289A (en) * 1977-09-23 1978-09-26 Shell Oil Company Rotary bit with ridges
AU1098983A (en) * 1982-02-05 1983-08-11 Boart International Limited Cutting device
US4512426A (en) * 1983-04-11 1985-04-23 Christensen, Inc. Rotating bits including a plurality of types of preferential cutting elements
US4586574A (en) * 1983-05-20 1986-05-06 Norton Christensen, Inc. Cutter configuration for a gage-to-shoulder transition and face pattern
US4533004A (en) * 1984-01-16 1985-08-06 Cdp, Ltd. Self sharpening drag bit for sub-surface formation drilling
US4726718A (en) * 1984-03-26 1988-02-23 Eastman Christensen Co. Multi-component cutting element using triangular, rectangular and higher order polyhedral-shaped polycrystalline diamond disks
US4606418A (en) * 1985-07-26 1986-08-19 Reed Tool Company Cutting means for drag drill bits
US4673044A (en) * 1985-08-02 1987-06-16 Eastman Christensen Co. Earth boring bit for soft to hard formations
US4682663A (en) * 1986-02-18 1987-07-28 Reed Tool Company Mounting means for cutting elements in drag type rotary drill bit
US4719979A (en) * 1986-03-24 1988-01-19 Smith International, Inc. Expendable diamond drag bit
GB8612012D0 (en) * 1986-05-16 1986-06-25 Nl Petroleum Prod Rotary drill bits
GB8709229D0 (en) * 1987-04-16 1987-05-20 Shell Int Research Tubular element
US4913247A (en) * 1988-06-09 1990-04-03 Eastman Christensen Company Drill bit having improved cutter configuration

Also Published As

Publication number Publication date
EP0420262B1 (de) 1995-07-12
DE69020836T2 (de) 1996-04-04
EP0420262A3 (en) 1992-03-04
US5025873A (en) 1991-06-25
EP0420262A2 (de) 1991-04-03
CA2026498A1 (en) 1991-03-30

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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