DE3880080T2 - Herstellung von rotationsbohrmeisseln. - Google Patents

Herstellung von rotationsbohrmeisseln.

Info

Publication number
DE3880080T2
DE3880080T2 DE8888309535T DE3880080T DE3880080T2 DE 3880080 T2 DE3880080 T2 DE 3880080T2 DE 8888309535 T DE8888309535 T DE 8888309535T DE 3880080 T DE3880080 T DE 3880080T DE 3880080 T2 DE3880080 T2 DE 3880080T2
Authority
DE
Germany
Prior art keywords
manufacture
rotary drill
chisels
drill chisels
rotary
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
DE8888309535T
Other languages
English (en)
Other versions
DE3880080D1 (de
Inventor
Nigel Dennis Griffin
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.)
Camco Drilling Group Ltd
Original Assignee
Camco Drilling Group 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 Drilling Group Ltd filed Critical Camco Drilling Group Ltd
Publication of DE3880080D1 publication Critical patent/DE3880080D1/de
Application granted granted Critical
Publication of DE3880080T2 publication Critical patent/DE3880080T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
    • B22F7/08—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools with one or more parts not made from powder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12—Both compacting and sintering
    • B22F3/1208—Containers or coating used therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24—After-treatment of workpieces or articles
    • B22F3/26—Impregnating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
    • B22F7/062—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools involving the connection or repairing of preformed parts
    • B22F7/064—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools involving the connection or repairing of preformed parts using an intermediate powder layer
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
DE8888309535T 1987-11-03 1988-10-12 Herstellung von rotationsbohrmeisseln. Expired - Fee Related DE3880080T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878725671A GB8725671D0 (en) 1987-11-03 1987-11-03 Manufacture of rotary drill bits

Publications (2)

Publication Number Publication Date
DE3880080D1 DE3880080D1 (de) 1993-05-13
DE3880080T2 true DE3880080T2 (de) 1993-09-02

Family

ID=10626318

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888309535T Expired - Fee Related DE3880080T2 (de) 1987-11-03 1988-10-12 Herstellung von rotationsbohrmeisseln.

Country Status (4)

Country Link
US (1) US4949598A (de)
EP (1) EP0315330B1 (de)
DE (1) DE3880080T2 (de)
GB (2) GB8725671D0 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5033559A (en) * 1990-05-11 1991-07-23 Dresser Industries, Inc. Drill bit with faceted profile
GB2253642B (en) * 1991-03-11 1995-08-09 Dresser Ind Method of manufacturing a rolling cone cutter
US5373907A (en) * 1993-01-26 1994-12-20 Dresser Industries, Inc. Method and apparatus for manufacturing and inspecting the quality of a matrix body drill bit
GB9500659D0 (en) * 1995-01-13 1995-03-08 Camco Drilling Group Ltd Improvements in or relating to rotary drill bits
GB9603402D0 (en) * 1996-02-17 1996-04-17 Camco Drilling Group Ltd Improvements in or relating to rotary drill bits
US5743033A (en) * 1996-02-29 1998-04-28 Caterpillar Inc. Earthworking machine ground engaging tools having cast-in-place abrasion and impact resistant metal matrix composite components
US6374704B1 (en) * 1996-04-26 2002-04-23 Baker Hughes Incorporated Steel-tooth bit with improved toughness
US6021858A (en) * 1996-06-05 2000-02-08 Smith International, Inc. Drill bit having trapezium-shaped blades
US5967248A (en) * 1997-10-14 1999-10-19 Camco International Inc. Rock bit hardmetal overlay and process of manufacture
GB2330787B (en) * 1997-10-31 2001-06-06 Camco Internat Methods of manufacturing rotary drill bits
US6135218A (en) * 1999-03-09 2000-10-24 Camco International Inc. Fixed cutter drill bits with thin, integrally formed wear and erosion resistant surfaces
US20040245024A1 (en) * 2003-06-05 2004-12-09 Kembaiyan Kumar T. Bit body formed of multiple matrix materials and method for making the same
US7625521B2 (en) * 2003-06-05 2009-12-01 Smith International, Inc. Bonding of cutters in drill bits
US20060237236A1 (en) * 2005-04-26 2006-10-26 Harold Sreshta Composite structure having a non-planar interface and method of making same
AU2005202371B2 (en) * 2005-05-31 2010-09-23 Sandvik Intellectual Property Ab Method for manufacturing a cutting pick
US7644786B2 (en) * 2006-08-29 2010-01-12 Smith International, Inc. Diamond bit steel body cutter pocket protection
US8272295B2 (en) 2006-12-07 2012-09-25 Baker Hughes Incorporated Displacement members and intermediate structures for use in forming at least a portion of bit bodies of earth-boring rotary drill bits
US8733475B2 (en) 2011-01-28 2014-05-27 National Oilwell DHT, L.P. Drill bit with enhanced hydraulics and erosion-shield cutting teeth
US8607899B2 (en) 2011-02-18 2013-12-17 National Oilwell Varco, L.P. Rock bit and cutter teeth geometries
JOP20200150A1 (ar) 2011-04-06 2017-06-16 Esco Group Llc قطع غيار بأوجه مقواه باستخدام عملية التقسية المصلدة والطريقة والتجميع المرافق للتصنيع
MY167939A (en) 2012-01-31 2018-10-04 Esco Corp Wear resistant material and system and method of creating a wear resistant material
US11491542B2 (en) * 2017-08-16 2022-11-08 Halliburton Energy Services, Inc. Rapid infiltration of drill bit with multiple binder flow channels

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7703234A (nl) * 1977-03-25 1978-09-27 Skf Ind Trading & Dev Werkwijze voor het vervaardigen van een boorkop voorzien van harde slijtvaste elementen, als- mede boorkop vervaardigd volgens de werkwijze.
US4396077A (en) * 1981-09-21 1983-08-02 Strata Bit Corporation Drill bit with carbide coated cutting face
US4505342A (en) * 1982-11-22 1985-03-19 Nl Industries, Inc. Drill bit
US4676324A (en) * 1982-11-22 1987-06-30 Nl Industries, Inc. Drill bit and cutter therefor
US4499795A (en) * 1983-09-23 1985-02-19 Strata Bit Corporation Method of drill bit manufacture
EP0145421B1 (de) * 1983-12-03 1989-07-26 Reed Tool Company Limited Herstellung von Drehbohrwerkzeugen
JPS60230909A (ja) * 1984-04-28 1985-11-16 Nitto Electric Ind Co Ltd 金属粉末成形体の焼結時固定用組成物
US4630692A (en) * 1984-07-23 1986-12-23 Cdp, Ltd. Consolidation of a drilling element from separate metallic components
GB8508621D0 (en) * 1985-04-02 1985-05-09 Nl Petroleum Prod Rotary drill bits
DE3685083D1 (de) * 1985-10-18 1992-06-04 Smith International Gesteinsbohrer mit verschleissbestaendigen einsaetzen.
GB8611448D0 (en) * 1986-05-10 1986-06-18 Nl Petroleum Prod Rotary drill bits

Also Published As

Publication number Publication date
GB8824167D0 (en) 1988-11-23
EP0315330B1 (de) 1993-04-07
DE3880080D1 (de) 1993-05-13
GB2211874B (en) 1991-12-04
EP0315330A3 (en) 1989-12-13
GB2211874A (en) 1989-07-12
US4949598A (en) 1990-08-21
EP0315330A2 (de) 1989-05-10
GB8725671D0 (en) 1987-12-09

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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