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ZA817340B - A method of producing a steel body comprising hard material inserts - Google Patents

A method of producing a steel body comprising hard material inserts

Info

Publication number
ZA817340B
ZA817340B ZA817340A ZA817340A ZA817340B ZA 817340 B ZA817340 B ZA 817340B ZA 817340 A ZA817340 A ZA 817340A ZA 817340 A ZA817340 A ZA 817340A ZA 817340 B ZA817340 B ZA 817340B
Authority
ZA
South Africa
Prior art keywords
producing
hard material
steel body
material inserts
inserts
Prior art date
Application number
ZA817340A
Other languages
English (en)
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 ZA817340B publication Critical patent/ZA817340B/xx

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)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Earth Drilling (AREA)
  • Powder Metallurgy (AREA)
ZA817340A 1980-11-13 1981-10-23 A method of producing a steel body comprising hard material inserts ZA817340B (en)

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
ZA817340B true ZA817340B (en) 1982-10-27

Family

ID=20342228

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA817340A ZA817340B (en) 1980-11-13 1981-10-23 A method of producing a steel body comprising hard material inserts

Country Status (5)

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

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0111600A1 (en) * 1982-12-13 1984-06-27 Reed Rock Bit Company Improvements in or relating to cutting tools
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 (en) * 1984-04-03 1989-01-10 Tetsuo Nakai Composite tool and a process for the production of the same
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
EP0052584A1 (en) 1982-05-26
JPS57101602A (en) 1982-06-24
SE423562B (sv) 1982-05-10
BR8107342A (pt) 1982-08-03

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