IT1085149B - Utensile di taglio per punta di trivellazione,rivestito con metallo duro e borurato - Google Patents

Utensile di taglio per punta di trivellazione,rivestito con metallo duro e borurato

Info

Publication number
IT1085149B
IT1085149B IT22283/77A IT2228377A IT1085149B IT 1085149 B IT1085149 B IT 1085149B IT 22283/77 A IT22283/77 A IT 22283/77A IT 2228377 A IT2228377 A IT 2228377A IT 1085149 B IT1085149 B IT 1085149B
Authority
IT
Italy
Prior art keywords
boride
coated
cutting tool
hard metal
drilling point
Prior art date
Application number
IT22283/77A
Other languages
English (en)
Original Assignee
Haughes Tool 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 Haughes Tool Co filed Critical Haughes Tool Co
Application granted granted Critical
Publication of IT1085149B publication Critical patent/IT1085149B/it

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
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • 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
    • E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Materials Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Carbon And Carbon Compounds (AREA)
IT22283/77A 1976-08-30 1977-04-08 Utensile di taglio per punta di trivellazione,rivestito con metallo duro e borurato IT1085149B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71899576A 1976-08-30 1976-08-30

Publications (1)

Publication Number Publication Date
IT1085149B true IT1085149B (it) 1985-05-28

Family

ID=24888388

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22283/77A IT1085149B (it) 1976-08-30 1977-04-08 Utensile di taglio per punta di trivellazione,rivestito con metallo duro e borurato

Country Status (4)

Country Link
BR (1) BR7701800A (it)
FR (1) FR2362992A1 (it)
IT (1) IT1085149B (it)
SE (1) SE7703898L (it)

Also Published As

Publication number Publication date
FR2362992A1 (fr) 1978-03-24
SE7703898L (sv) 1978-03-01
BR7701800A (pt) 1978-05-09

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