CH490513A - Process for producing protective layers on metallic objects by diffusing chromium into the surface - Google Patents

Process for producing protective layers on metallic objects by diffusing chromium into the surface

Info

Publication number
CH490513A
CH490513A CH1842666A CH1842666A CH490513A CH 490513 A CH490513 A CH 490513A CH 1842666 A CH1842666 A CH 1842666A CH 1842666 A CH1842666 A CH 1842666A CH 490513 A CH490513 A CH 490513A
Authority
CH
Switzerland
Prior art keywords
protective layers
metallic objects
producing protective
diffusing chromium
diffusing
Prior art date
Application number
CH1842666A
Other languages
German (de)
Inventor
Bungardt Karl Prof Ing Dr
Gottfried Dr Phil Becker
Lehnert Guenter Ing Dr
Lennartz Gustav Ing Dr
Original Assignee
Deutsche Edelstahlwerke Ag
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 Deutsche Edelstahlwerke Ag filed Critical Deutsche Edelstahlwerke Ag
Publication of CH490513A publication Critical patent/CH490513A/en

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
    • C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
    • C23C10/28—Solid state diffusion of only metal elements or silicon into metallic material surfaces using solids, e.g. powders, pastes
    • C23C10/34—Embedding in a powder mixture, i.e. pack cementation
    • C23C10/52—Embedding in a powder mixture, i.e. pack cementation more than one element being diffused in one step
    • C23C10/54—Diffusion of at least chromium
    • 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
    • C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
    • C23C10/06—Solid state diffusion of only metal elements or silicon into metallic material surfaces using gases
    • C23C10/14—Solid state diffusion of only metal elements or silicon into metallic material surfaces using gases more than one element being diffused in one step
    • 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
    • C23C26/00—Coating not provided for in groups C23C2/00 - C23C24/00

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)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Coating By Spraying Or Casting (AREA)
CH1842666A 1966-01-05 1966-12-23 Process for producing protective layers on metallic objects by diffusing chromium into the surface CH490513A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DED0049084 1966-01-05

Publications (1)

Publication Number Publication Date
CH490513A true CH490513A (en) 1970-05-15

Family

ID=7051650

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1842666A CH490513A (en) 1966-01-05 1966-12-23 Process for producing protective layers on metallic objects by diffusing chromium into the surface

Country Status (6)

Country Link
US (1) US3632407A (en)
BE (1) BE691398A (en)
CH (1) CH490513A (en)
DE (1) DE1521212C3 (en)
FR (1) FR1505827A (en)
GB (1) GB1136335A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4308160A (en) * 1972-01-20 1981-12-29 Alloy Surfaces Company, Inc. Protecting metals
US9587302B2 (en) * 2014-01-14 2017-03-07 Praxair S.T. Technology, Inc. Methods of applying chromium diffusion coatings onto selective regions of a component

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2219005A (en) * 1938-12-13 1940-10-22 Daeves Karl Formation of chromium-containing layers on the surface of ferrous articles
US2875090A (en) * 1953-12-22 1959-02-24 Onera (Off Nat Aerospatiale) Methods of forming superficial diffusion alloys on metal pieces and especially refractory metal pieces
US3163553A (en) * 1958-10-27 1964-12-29 Chromizing Corp Process of diffusing metal into the surface of sheet metal
US3257227A (en) * 1962-12-31 1966-06-21 Chromalloy American Corp Diffusion coating of metals
US3312546A (en) * 1965-10-20 1967-04-04 Bethlehem Steel Corp Formation of chromium-containing coatings on steel strip

Also Published As

Publication number Publication date
FR1505827A (en) 1967-12-15
DE1521212C3 (en) 1974-03-07
US3632407A (en) 1972-01-04
GB1136335A (en) 1968-12-11
DE1521212B2 (en) 1971-02-25
DE1521212A1 (en) 1969-07-24
BE691398A (en) 1967-05-29

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Legal Events

Date Code Title Description
PL Patent ceased