SE7507804L - Forfarande for framstellning av en skyddsgas med definierad kolningsverkan. - Google Patents

Forfarande for framstellning av en skyddsgas med definierad kolningsverkan.

Info

Publication number
SE7507804L
SE7507804L SE7507804A SE7507804A SE7507804L SE 7507804 L SE7507804 L SE 7507804L SE 7507804 A SE7507804 A SE 7507804A SE 7507804 A SE7507804 A SE 7507804A SE 7507804 L SE7507804 L SE 7507804L
Authority
SE
Sweden
Prior art keywords
carboning
procedure
production
effect
protective gas
Prior art date
Application number
SE7507804A
Other languages
English (en)
Inventor
W Trappmann
P Grohmann
Original Assignee
Messer Griesheim Gmbh
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 Messer Griesheim Gmbh filed Critical Messer Griesheim Gmbh
Publication of SE7507804L publication Critical patent/SE7507804L/sv

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
    • 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
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/76—Adjusting the composition of the atmosphere
    • 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)
  • 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)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
SE7507804A 1974-07-20 1975-07-08 Forfarande for framstellning av en skyddsgas med definierad kolningsverkan. SE7507804L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2435026A DE2435026A1 (de) 1974-07-20 1974-07-20 Verfahren zur herstellung eines schutzgases mit definierter kohlungswirkung

Publications (1)

Publication Number Publication Date
SE7507804L true SE7507804L (sv) 1976-01-21

Family

ID=5921107

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7507804A SE7507804L (sv) 1974-07-20 1975-07-08 Forfarande for framstellning av en skyddsgas med definierad kolningsverkan.

Country Status (8)

Country Link
AT (1) AT346378B (sv)
BE (1) BE831329A (sv)
DE (1) DE2435026A1 (sv)
ES (1) ES439220A1 (sv)
FR (1) FR2278385A1 (sv)
GB (1) GB1505727A (sv)
NL (1) NL7508512A (sv)
SE (1) SE7507804L (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2737610C2 (de) * 1977-08-20 1983-10-27 Messer Griesheim Gmbh, 6000 Frankfurt Verfahren zur Herstellung eines Schutzgases für die Wärmebehandlung von Eisenmetallen
FR2515979B1 (fr) * 1981-11-06 1986-07-25 Union Gaz Modernes Procede et installation pour obtenir un melange gazeux homogene, en proportions determinees, a partir d'un gaz porteur et d'un additif enrichisseur liquide
FR2702495B1 (fr) * 1993-03-10 1995-04-28 Air Liquide Solutions diluées de silane dans l'azote liquide.
DE10321414B4 (de) * 2003-05-13 2008-12-18 Robert Bosch Gmbh Verfahren zur Wärmebehandlung von metallischen Werkstücken in Kammeröfen
EP2578704A1 (en) * 2011-10-07 2013-04-10 Linde Aktiengesellschaft Method and system for carburizing or carbonitriding a component and correspondingly treated component

Also Published As

Publication number Publication date
ES439220A1 (es) 1977-02-16
BE831329A (fr) 1975-11-03
FR2278385A1 (fr) 1976-02-13
NL7508512A (nl) 1976-01-22
DE2435026A1 (de) 1976-02-05
GB1505727A (en) 1978-03-30
ATA481475A (de) 1978-03-15
FR2278385B1 (sv) 1979-05-11
AT346378B (de) 1978-11-10

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