FR435970A - Vertical muffle cementation furnace for the simultaneous use of solid and gaseous cement - Google Patents

Vertical muffle cementation furnace for the simultaneous use of solid and gaseous cement

Info

Publication number
FR435970A
FR435970A FR435970A FR435970DA FR435970A FR 435970 A FR435970 A FR 435970A FR 435970 A FR435970 A FR 435970A FR 435970D A FR435970D A FR 435970DA FR 435970 A FR435970 A FR 435970A
Authority
FR
France
Prior art keywords
cement
gaseous
solid
simultaneous use
cementation furnace
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
FR435970A
Other languages
French (fr)
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.)
Gio Ansaldo Armstrong & C
Original Assignee
Gio Ansaldo Armstrong & C
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 Gio Ansaldo Armstrong & C filed Critical Gio Ansaldo Armstrong & C
Application granted granted Critical
Publication of FR435970A publication Critical patent/FR435970A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C23C8/60—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 using solids, e.g. powders, pastes
    • C23C8/62—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 using solids, e.g. powders, pastes only one element being applied
    • C23C8/64—Carburising
    • C23C8/66—Carburising of ferrous surfaces

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR435970A 1910-11-23 1911-10-28 Vertical muffle cementation furnace for the simultaneous use of solid and gaseous cement Expired FR435970A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT435970X 1910-11-23

Publications (1)

Publication Number Publication Date
FR435970A true FR435970A (en) 1912-03-14

Family

ID=1477717

Family Applications (1)

Application Number Title Priority Date Filing Date
FR435970A Expired FR435970A (en) 1910-11-23 1911-10-28 Vertical muffle cementation furnace for the simultaneous use of solid and gaseous cement

Country Status (1)

Country Link
FR (1) FR435970A (en)

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