GB1053243A - - Google Patents

Info

Publication number
GB1053243A
GB1053243A GB1053243DA GB1053243A GB 1053243 A GB1053243 A GB 1053243A GB 1053243D A GB1053243D A GB 1053243DA GB 1053243 A GB1053243 A GB 1053243A
Authority
GB
United Kingdom
Prior art keywords
nacno
kcl
replenished
cyanate
bath
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)
Publication date
Publication of GB1053243A publication Critical patent/GB1053243A/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
    • C23C8/40—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
    • C23C8/52—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 more than one element being applied in one step
    • C23C8/54—Carbo-nitriding
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/34—Methods of heating
    • C21D1/44—Methods of heating in heat-treatment baths
    • C21D1/46—Salt baths

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
GB1053243D Expired GB1053243A (zh)

Publications (1)

Publication Number Publication Date
GB1053243A true GB1053243A (zh) 1900-01-01

Family

ID=1757439

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1053243D Expired GB1053243A (zh)

Country Status (1)

Country Link
GB (1) GB1053243A (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0054962A1 (de) * 1980-12-23 1982-06-30 Degussa Aktiengesellschaft Umweltfreundliches Verfahren zum Aufkohlen von Stahl im Salzbad
EP1396553A1 (en) * 2002-09-04 2004-03-10 Parker Netsushori Kogyo K.K. Producing metal member with enhanced corrosion resistance by salt bath nitriding

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0054962A1 (de) * 1980-12-23 1982-06-30 Degussa Aktiengesellschaft Umweltfreundliches Verfahren zum Aufkohlen von Stahl im Salzbad
DE3048607A1 (de) * 1980-12-23 1982-07-01 Goerig & Co GmbH & Co KG, 6800 Mannheim Umweltfreundliches verfahren zum aufkohlen von stahl im salzbad
EP1396553A1 (en) * 2002-09-04 2004-03-10 Parker Netsushori Kogyo K.K. Producing metal member with enhanced corrosion resistance by salt bath nitriding
US7217327B2 (en) 2002-09-04 2007-05-15 Parker Netsushori Kogyo K.K. Method of producing metal member with enhanced corrosion resistance by salt bath nitriding

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