AU1384876A - Steel article having a boronized and carburized case - Google Patents

Steel article having a boronized and carburized case

Info

Publication number
AU1384876A
AU1384876A AU13848/76A AU1384876A AU1384876A AU 1384876 A AU1384876 A AU 1384876A AU 13848/76 A AU13848/76 A AU 13848/76A AU 1384876 A AU1384876 A AU 1384876A AU 1384876 A AU1384876 A AU 1384876A
Authority
AU
Australia
Prior art keywords
boronized
steel article
carburized case
carburized
case
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
Application number
AU13848/76A
Inventor
Stanley Robert Scales
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.)
Hughes Tool Co
Original Assignee
Hughes 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
Priority claimed from US05/616,537 external-priority patent/US4012238A/en
Application filed by Hughes Tool Co filed Critical Hughes Tool Co
Publication of AU1384876A publication Critical patent/AU1384876A/en
Expired 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
    • E21B10/08—Roller bits
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (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)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
AU13848/76A 1975-09-25 1976-05-12 Steel article having a boronized and carburized case Expired AU1384876A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/616,537 US4012238A (en) 1973-08-10 1975-09-25 Method of finishing a steel article having a boronized and carburized case

Publications (1)

Publication Number Publication Date
AU1384876A true AU1384876A (en) 1977-11-17

Family

ID=24469902

Family Applications (1)

Application Number Title Priority Date Filing Date
AU13848/76A Expired AU1384876A (en) 1975-09-25 1976-05-12 Steel article having a boronized and carburized case

Country Status (6)

Country Link
AR (1) AR210122A1 (en)
AU (1) AU1384876A (en)
BR (1) BR7603111A (en)
CA (1) CA1066999A (en)
GB (1) GB1546955A (en)
SE (1) SE7605509L (en)

Also Published As

Publication number Publication date
BR7603111A (en) 1977-05-24
SE7605509L (en) 1977-03-26
CA1066999A (en) 1979-11-27
AR210122A1 (en) 1977-06-30
GB1546955A (en) 1979-05-31

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