FR633691A - Procédé d'obtention de réserves de cémentation - Google Patents

Procédé d'obtention de réserves de cémentation

Info

Publication number
FR633691A
FR633691A FR633691DA FR633691A FR 633691 A FR633691 A FR 633691A FR 633691D A FR633691D A FR 633691DA FR 633691 A FR633691 A FR 633691A
Authority
FR
France
Prior art keywords
cementation
reserves
obtaining
obtaining cementation
cementation reserves
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
Other languages
English (en)
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.)
Acieries Et Forges Firminy
Original Assignee
Acieries Et Forges Firminy
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 Acieries Et Forges Firminy filed Critical Acieries Et Forges Firminy
Application granted granted Critical
Publication of FR633691A publication Critical patent/FR633691A/fr
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
    • C23C8/04—Treatment of selected surface areas, e.g. using masks

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR633691D 1926-09-07 1926-09-07 Procédé d'obtention de réserves de cémentation Expired FR633691A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR633691T 1926-09-07

Publications (1)

Publication Number Publication Date
FR633691A true FR633691A (fr) 1928-02-02

Family

ID=8993062

Family Applications (1)

Application Number Title Priority Date Filing Date
FR633691D Expired FR633691A (fr) 1926-09-07 1926-09-07 Procédé d'obtention de réserves de cémentation

Country Status (1)

Country Link
FR (1) FR633691A (fr)

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