NO870960L - Forbedret diamantfatning i en tann pŸ en borkrone med Ÿket effektiv diamantbredde. - Google Patents

Forbedret diamantfatning i en tann pŸ en borkrone med Ÿket effektiv diamantbredde.

Info

Publication number
NO870960L
NO870960L NO870960A NO870960A NO870960L NO 870960 L NO870960 L NO 870960L NO 870960 A NO870960 A NO 870960A NO 870960 A NO870960 A NO 870960A NO 870960 L NO870960 L NO 870960L
Authority
NO
Norway
Prior art keywords
diamond
tooth
width
effective
improved
Prior art date
Application number
NO870960A
Other languages
English (en)
Other versions
NO870960D0 (no
Inventor
Lynn Peterson
Original Assignee
Eastman Christensen Co
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 Eastman Christensen Co filed Critical Eastman Christensen Co
Publication of NO870960D0 publication Critical patent/NO870960D0/no
Publication of NO870960L publication Critical patent/NO870960L/no

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
    • 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 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
    • E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type
NO870960A 1986-03-07 1987-03-09 Forbedret diamantfatning i en tann pŸ en borkrone med Ÿket effektiv diamantbredde. NO870960L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/837,546 US4697653A (en) 1986-03-07 1986-03-07 Diamond setting in a cutting tooth in a drill bit with an increased effective diamond width

Publications (2)

Publication Number Publication Date
NO870960D0 NO870960D0 (no) 1987-03-09
NO870960L true NO870960L (no) 1987-09-08

Family

ID=25274769

Family Applications (1)

Application Number Title Priority Date Filing Date
NO870960A NO870960L (no) 1986-03-07 1987-03-09 Forbedret diamantfatning i en tann pŸ en borkrone med Ÿket effektiv diamantbredde.

Country Status (4)

Country Link
US (1) US4697653A (no)
EP (1) EP0236924B1 (no)
DE (1) DE3783924T2 (no)
NO (1) NO870960L (no)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4883136A (en) * 1986-09-11 1989-11-28 Eastman Christensen Co. Large compact cutter rotary drill bit utilizing directed hydraulics for each cutter
US5133782A (en) * 1989-02-14 1992-07-28 Wiand Ronald C Multilayer abrading tool having an irregular abrading surface and process
US5592996A (en) * 1994-10-03 1997-01-14 Smith International, Inc. Drill bit having improved cutting structure with varying diamond density
US6338754B1 (en) 2000-05-31 2002-01-15 Us Synthetic Corporation Synthetic gasket material
ATE431896T1 (de) 2004-10-28 2009-06-15 Diamond Innovations Inc Polykristallines schneidewerkzeug mit mehreren schneidekanten
US8327955B2 (en) 2009-06-29 2012-12-11 Baker Hughes Incorporated Non-parallel face polycrystalline diamond cutter and drilling tools so equipped
US8739904B2 (en) 2009-08-07 2014-06-03 Baker Hughes Incorporated Superabrasive cutters with grooves on the cutting face, and drill bits and drilling tools so equipped
SA111320374B1 (ar) 2010-04-14 2015-08-10 بيكر هوغيس انكوبوريتد طريقة تشكيل الماسة متعدد البلورات من الماس المستخرج بحجم النانو
US9140072B2 (en) 2013-02-28 2015-09-22 Baker Hughes Incorporated Cutting elements including non-planar interfaces, earth-boring tools including such cutting elements, and methods of forming cutting elements
CN105156036B (zh) 2015-08-27 2018-01-05 中国石油天然气集团公司 凸脊型非平面切削齿及金刚石钻头
CN112324349B (zh) * 2020-11-10 2023-10-03 河南四方达超硬材料股份有限公司 一种多重犁削的金刚石复合片及钻头

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1939991A (en) * 1931-12-17 1933-12-19 Hard Metal Alloys Inc Diamond cutting tool or the like and method of making the same
JPS5382601A (en) * 1976-12-28 1978-07-21 Tokiwa Kogyo Kk Rotary grinding type excavation drill head
SU1020565A1 (ru) * 1981-12-11 1983-05-30 Kirsanov Valerij A Бурова коронка
US4529047A (en) * 1983-02-24 1985-07-16 Norton Christensen, Inc. Cutting tooth and a rotating bit having a fully exposed polycrystalline diamond element
US4499959A (en) * 1983-03-14 1985-02-19 Christensen, Inc. Tooth configuration for an earth boring bit
US4586574A (en) * 1983-05-20 1986-05-06 Norton Christensen, Inc. Cutter configuration for a gage-to-shoulder transition and face pattern
BE901037A (fr) * 1984-11-12 1985-05-13 Diamant Boart Sa Trepan de forage diamante plat a pierres serties.

Also Published As

Publication number Publication date
EP0236924A3 (en) 1989-02-08
EP0236924B1 (en) 1993-02-03
DE3783924T2 (de) 1993-08-19
NO870960D0 (no) 1987-03-09
DE3783924D1 (de) 1993-03-18
EP0236924A2 (en) 1987-09-16
US4697653A (en) 1987-10-06

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