DE3884548D1 - Gesteinsbohrmeissel mit matrixersatzmaterial. - Google Patents

Gesteinsbohrmeissel mit matrixersatzmaterial.

Info

Publication number
DE3884548D1
DE3884548D1 DE88710036T DE3884548T DE3884548D1 DE 3884548 D1 DE3884548 D1 DE 3884548D1 DE 88710036 T DE88710036 T DE 88710036T DE 3884548 T DE3884548 T DE 3884548T DE 3884548 D1 DE3884548 D1 DE 3884548D1
Authority
DE
Germany
Prior art keywords
replacement material
stone drilling
matrix replacement
drilling chisel
chisel
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
DE88710036T
Other languages
English (en)
Other versions
DE3884548T2 (de
Inventor
Gordon A Tibbitts
Ralph M Horton
Lorenzo G Lovato
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 Oilfield Operations LLC
Original Assignee
Eastman Teleco 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 Teleco Co filed Critical Eastman Teleco Co
Application granted granted Critical
Publication of DE3884548D1 publication Critical patent/DE3884548D1/de
Publication of DE3884548T2 publication Critical patent/DE3884548T2/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
DE19883884548 1987-10-13 1988-10-12 Gesteinsbohrmeissel mit Matrixersatzmaterial. Expired - Fee Related DE3884548T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10794587A 1987-10-13 1987-10-13

Publications (2)

Publication Number Publication Date
DE3884548D1 true DE3884548D1 (de) 1993-11-04
DE3884548T2 DE3884548T2 (de) 1994-04-28

Family

ID=22319327

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19883884548 Expired - Fee Related DE3884548T2 (de) 1987-10-13 1988-10-12 Gesteinsbohrmeissel mit Matrixersatzmaterial.

Country Status (3)

Country Link
EP (1) EP0312487B1 (de)
CA (1) CA1311234C (de)
DE (1) DE3884548T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5284215A (en) * 1991-12-10 1994-02-08 Baker Hughes Incorporated Earth-boring drill bit with enlarged junk slots
GB9500659D0 (en) * 1995-01-13 1995-03-08 Camco Drilling Group Ltd Improvements in or relating to rotary drill bits
DE102004038254A1 (de) * 2004-08-06 2006-03-16 Volker Gallatz Verfahren zum Herstellen eines Erzeugnisses sowie ein zugehöriges Erzeugnis
US9421671B2 (en) 2011-02-09 2016-08-23 Longyear Tm, Inc. Infiltrated diamond wear resistant bodies and tools
JP6224603B2 (ja) 2011-10-24 2017-11-01 ダイヤモンド イノヴェーションズ インコーポレイテッド 複数本の長寸要素を用いることにより２つの構成要素を結合してそれらの間の軸心的および角度的な整列を確実とする方法
CN106471207A (zh) * 2014-05-13 2017-03-01 长年Tm公司 完全渗透式旋转钻头

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3471921A (en) * 1965-12-23 1969-10-14 Shell Oil Co Method of connecting a steel blank to a tungsten bit body
US3757879A (en) * 1972-08-24 1973-09-11 Christensen Diamond Prod Co Drill bits and methods of producing drill bits
GB1572543A (en) * 1978-05-26 1980-07-30 Smit & Sons Diamond Tools Drilling tools
US4484644A (en) * 1980-09-02 1984-11-27 Ingersoll-Rand Company Sintered and forged article, and method of forming same
US4398952A (en) * 1980-09-10 1983-08-16 Reed Rock Bit Company Methods of manufacturing gradient composite metallic structures
ZW12583A1 (en) * 1982-06-08 1983-08-24 Boart Int Ltd Drilling bit
DE3479143D1 (en) * 1983-12-03 1989-08-31 Reed Tool Co Improvements in or relating to the manufacture of rotary drill bits
DE3347501C3 (de) * 1983-12-29 1993-12-02 Uwe Christian Seefluth Bohrwerkzeug mit Hartmetalleinsatzkörper, Herstellverfahren für Hartmetalleinsatzkörper

Also Published As

Publication number Publication date
EP0312487A1 (de) 1989-04-19
DE3884548T2 (de) 1994-04-28
CA1311234C (en) 1992-12-08
EP0312487B1 (de) 1993-09-29

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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