BR8107342A - Processo de producao de um corpo de aco compreendendo in sercoes de material duro - Google Patents

Processo de producao de um corpo de aco compreendendo in sercoes de material duro

Info

Publication number
BR8107342A
BR8107342A BR8107342A BR8107342A BR8107342A BR 8107342 A BR8107342 A BR 8107342A BR 8107342 A BR8107342 A BR 8107342A BR 8107342 A BR8107342 A BR 8107342A BR 8107342 A BR8107342 A BR 8107342A
Authority
BR
Brazil
Prior art keywords
sercoes
understanding
steel
production
hard material
Prior art date
Application number
BR8107342A
Other languages
English (en)
Portuguese (pt)
Inventor
Derek Raybould
Original Assignee
Cerac Inst Sa
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 Cerac Inst Sa filed Critical Cerac Inst Sa
Publication of BR8107342A publication Critical patent/BR8107342A/pt

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
    • 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)
  • Powder Metallurgy (AREA)
BR8107342A 1980-11-13 1981-11-12 Processo de producao de um corpo de aco compreendendo in sercoes de material duro BR8107342A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8007961A SE423562B (sv) 1980-11-13 1980-11-13 Forfarande for framstellning av en stalkropp innefattande insatser av hart material

Publications (1)

Publication Number Publication Date
BR8107342A true BR8107342A (pt) 1982-08-03

Family

ID=20342228

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8107342A BR8107342A (pt) 1980-11-13 1981-11-12 Processo de producao de um corpo de aco compreendendo in sercoes de material duro

Country Status (5)

Country Link
EP (1) EP0052584A1 (fr)
JP (1) JPS57101602A (fr)
BR (1) BR8107342A (fr)
SE (1) SE423562B (fr)
ZA (1) ZA817340B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0111600A1 (fr) * 1982-12-13 1984-06-27 Reed Rock Bit Company Outils de coupe
DE3310038C2 (de) * 1983-03-19 1985-05-09 Fried. Krupp Gmbh, 4300 Essen Verfahren zur Herstellung eines Verbundkörpers
DE3478627D1 (en) * 1983-10-24 1989-07-13 Smith International Rock bit cutter cones having metallurgically bonded cutter inserts
US4593776A (en) * 1984-03-28 1986-06-10 Smith International, Inc. Rock bits having metallurgically bonded cutter inserts
CA1248519A (fr) * 1984-04-03 1989-01-10 Tetsuo Nakai Outil composite, et sa fabrication
US4597456A (en) * 1984-07-23 1986-07-01 Cdp, Ltd. Conical cutters for drill bits, and processes to produce same
JPS61197476A (ja) * 1985-02-26 1986-09-01 株式会社東芝 複合体およびその製造方法
JPS6311788A (ja) * 1986-07-01 1988-01-19 川崎重工業株式会社 ロツクビツトコ−ン及びその製造方法
GB8622464D0 (en) * 1986-09-18 1986-10-22 British Petroleum Co Plc Graded structure composites
DE19912721C1 (de) 1999-03-20 2000-08-10 Simon Karl Gmbh & Co Kg Verfahren zum Herstellen einer Fräslamelle und nach dem Verfahren hergestellte Fräslamelle
AT12442U1 (de) * 2010-05-26 2012-05-15 Dywidag Systems Int Gmbh Bohrkrone

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB530639A (en) * 1938-06-16 1940-12-17 Meutsch Voigtlaender & Co Process for the production of articles provided with coatings or insets of hard metal
US3673676A (en) * 1970-05-13 1972-07-04 Exxon Production Research Co Method for forming tool assembly
US3837068A (en) * 1971-06-14 1974-09-24 Federal Mogul Corp Method of making a composite high-strength sleeve
US4164527A (en) * 1974-11-01 1979-08-14 Bakul Valentin N Method of making superhard articles
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.
DE2810746A1 (de) * 1978-03-13 1979-09-20 Krupp Gmbh Verfahren zur herstellung von verbundhartmetallen

Also Published As

Publication number Publication date
SE423562B (sv) 1982-05-10
ZA817340B (en) 1982-10-27
EP0052584A1 (fr) 1982-05-26
JPS57101602A (en) 1982-06-24

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