GB763515A - Process and apparatus for nitriding steel - Google Patents

Process and apparatus for nitriding steel

Info

Publication number
GB763515A
GB763515A GB2061454A GB2061454A GB763515A GB 763515 A GB763515 A GB 763515A GB 2061454 A GB2061454 A GB 2061454A GB 2061454 A GB2061454 A GB 2061454A GB 763515 A GB763515 A GB 763515A
Authority
GB
United Kingdom
Prior art keywords
nitriding
barrels
ammonia
nitrided
mixture
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
GB2061454A
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.)
INT D EXPL DE BREVETS D INV SI
Original Assignee
INT D EXPL DE BREVETS D INV SI
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 INT D EXPL DE BREVETS D INV SI filed Critical INT D EXPL DE BREVETS D INV SI
Publication of GB763515A publication Critical patent/GB763515A/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
    • C23C8/06—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
    • C23C8/24—Nitriding
    • C23C8/26—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)
  • Catalysts (AREA)
GB2061454A 1953-07-22 1954-07-14 Process and apparatus for nitriding steel Expired GB763515A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH318544T 1953-07-22
CH334219T 1954-04-21

Publications (1)

Publication Number Publication Date
GB763515A true GB763515A (en) 1956-12-12

Family

ID=25736194

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2061454A Expired GB763515A (en) 1953-07-22 1954-07-14 Process and apparatus for nitriding steel

Country Status (4)

Country Link
BE (1) BE529986A (US06589383-20030708-C00041.png)
CH (1) CH334219A (US06589383-20030708-C00041.png)
FR (1) FR1110793A (US06589383-20030708-C00041.png)
GB (1) GB763515A (US06589383-20030708-C00041.png)

Also Published As

Publication number Publication date
BE529986A (US06589383-20030708-C00041.png) 1957-08-02
CH334219A (fr) 1958-11-15
FR1110793A (fr) 1956-02-16

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