FR2416272A1 - Procede de diffusion superficielle d'un element dans une piece metallique, en bain de sel fondu - Google Patents

Procede de diffusion superficielle d'un element dans une piece metallique, en bain de sel fondu

Info

Publication number
FR2416272A1
FR2416272A1 FR7803726A FR7803726A FR2416272A1 FR 2416272 A1 FR2416272 A1 FR 2416272A1 FR 7803726 A FR7803726 A FR 7803726A FR 7803726 A FR7803726 A FR 7803726A FR 2416272 A1 FR2416272 A1 FR 2416272A1
Authority
FR
France
Prior art keywords
bath
cpd
surface diffusion
gaseous
metals
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.)
Granted
Application number
FR7803726A
Other languages
English (en)
French (fr)
Other versions
FR2416272B1 (enrdf_load_html_response
Inventor
Jacques Olivier
Pierre Du Manoir
Pierre Guerit
Gilbert Pollet
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.)
Servimetal SA
Original Assignee
Servimetal SA
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 Servimetal SA filed Critical Servimetal SA
Priority to FR7803726A priority Critical patent/FR2416272A1/fr
Publication of FR2416272A1 publication Critical patent/FR2416272A1/fr
Application granted granted Critical
Publication of FR2416272B1 publication Critical patent/FR2416272B1/fr
Granted 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
    • C23C8/40—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 liquids, e.g. salt baths, liquid suspensions

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)
FR7803726A 1978-02-03 1978-02-03 Procede de diffusion superficielle d'un element dans une piece metallique, en bain de sel fondu Granted FR2416272A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7803726A FR2416272A1 (fr) 1978-02-03 1978-02-03 Procede de diffusion superficielle d'un element dans une piece metallique, en bain de sel fondu

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7803726A FR2416272A1 (fr) 1978-02-03 1978-02-03 Procede de diffusion superficielle d'un element dans une piece metallique, en bain de sel fondu

Publications (2)

Publication Number Publication Date
FR2416272A1 true FR2416272A1 (fr) 1979-08-31
FR2416272B1 FR2416272B1 (enrdf_load_html_response) 1980-08-29

Family

ID=9204423

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7803726A Granted FR2416272A1 (fr) 1978-02-03 1978-02-03 Procede de diffusion superficielle d'un element dans une piece metallique, en bain de sel fondu

Country Status (1)

Country Link
FR (1) FR2416272A1 (enrdf_load_html_response)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2041769A (en) * 1932-01-13 1936-05-26 John P Larkin Nitriding process
FR848340A (fr) * 1938-07-06 1939-10-26 Procédé pour l'amélioration du traitement thermique des métaux et notamment des métaux ferreux
DE850143C (de) * 1943-04-13 1952-09-22 Bergwerksverband Zur Verwertun Verfahren zum Zementieren von Werkstuecken
FR2156086A1 (en) * 1971-10-06 1973-05-25 Park Chem Co Liquid carburation process - for steel articles

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2041769A (en) * 1932-01-13 1936-05-26 John P Larkin Nitriding process
FR848340A (fr) * 1938-07-06 1939-10-26 Procédé pour l'amélioration du traitement thermique des métaux et notamment des métaux ferreux
DE850143C (de) * 1943-04-13 1952-09-22 Bergwerksverband Zur Verwertun Verfahren zum Zementieren von Werkstuecken
FR2156086A1 (en) * 1971-10-06 1973-05-25 Park Chem Co Liquid carburation process - for steel articles

Also Published As

Publication number Publication date
FR2416272B1 (enrdf_load_html_response) 1980-08-29

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Legal Events

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