FR1155414A - Procédé de cémentation gazeuse à cycle fermé et installation pour sa mise en oeuvre - Google Patents

Procédé de cémentation gazeuse à cycle fermé et installation pour sa mise en oeuvre

Info

Publication number
FR1155414A
FR1155414A FR1155414DA FR1155414A FR 1155414 A FR1155414 A FR 1155414A FR 1155414D A FR1155414D A FR 1155414DA FR 1155414 A FR1155414 A FR 1155414A
Authority
FR
France
Prior art keywords
implementation
installation
closed cycle
cycle gas
carburizing process
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.)
Four Electr Delemont SA Du
Original Assignee
Four Electr Delemont SA Du
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 Four Electr Delemont SA Du filed Critical Four Electr Delemont SA Du
Application granted granted Critical
Publication of FR1155414A publication Critical patent/FR1155414A/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
    • C23C8/06—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 gases
    • C23C8/08—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 gases only one element being applied
    • C23C8/20—Carburising
    • C23C8/22—Carburising of ferrous surfaces
    • 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
    • C23C8/06—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 gases
    • C23C8/28—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 gases more than one element being applied in one step
    • C23C8/30—Carbo-nitriding
    • C23C8/32—Carbo-nitriding 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)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
FR1155414D 1954-11-18 1956-08-06 Procédé de cémentation gazeuse à cycle fermé et installation pour sa mise en oeuvre Expired FR1155414A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH322729T 1954-11-18
FR1155414T 1956-08-06
GB24273/56A GB813192A (en) 1954-11-18 1956-08-08 Apparatus for carburising in a closed cycle in the gaseous phase

Publications (1)

Publication Number Publication Date
FR1155414A true FR1155414A (fr) 1958-04-28

Family

ID=41591800

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1155414D Expired FR1155414A (fr) 1954-11-18 1956-08-06 Procédé de cémentation gazeuse à cycle fermé et installation pour sa mise en oeuvre

Country Status (3)

Country Link
CH (1) CH322729A (fr)
FR (1) FR1155414A (fr)
GB (1) GB813192A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201800007993A1 (it) * 2018-08-09 2020-02-09 Greenbone Ortho Srl Impianto finalizzato alla trasformazione chimica di materiali nello stato 3d
CN121109937B (zh) * 2025-11-17 2026-02-24 湖南唯卓新材料科技有限公司 一种带有气氛循环结构的渗碳炉

Also Published As

Publication number Publication date
GB813192A (en) 1959-05-13
CH322729A (fr) 1957-06-30

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