AT346378B - Verfahren zur herstellung eines schutzgases mit definierter kohlungswirkung - Google Patents

Verfahren zur herstellung eines schutzgases mit definierter kohlungswirkung

Info

Publication number
AT346378B
AT346378B AT481475A AT481475A AT346378B AT 346378 B AT346378 B AT 346378B AT 481475 A AT481475 A AT 481475A AT 481475 A AT481475 A AT 481475A AT 346378 B AT346378 B AT 346378B
Authority
AT
Austria
Prior art keywords
producing
protective gas
defined carbon
carbon effect
effect
Prior art date
Application number
AT481475A
Other languages
English (en)
Other versions
ATA481475A (de
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 ATA481475A publication Critical patent/ATA481475A/de
Application granted granted Critical
Publication of AT346378B publication Critical patent/AT346378B/de

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)
AT481475A 1974-07-20 1975-06-23 Verfahren zur herstellung eines schutzgases mit definierter kohlungswirkung AT346378B (de)

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 (2)

Publication Number Publication Date
ATA481475A ATA481475A (de) 1978-03-15
AT346378B true AT346378B (de) 1978-11-10

Family

ID=5921107

Family Applications (1)

Application Number Title Priority Date Filing Date
AT481475A AT346378B (de) 1974-07-20 1975-06-23 Verfahren zur herstellung eines schutzgases mit definierter kohlungswirkung

Country Status (8)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10321414B4 (de) * 2003-05-13 2008-12-18 Robert Bosch Gmbh Verfahren zur Wärmebehandlung von metallischen Werkstücken in Kammeröfen

Families Citing this family (4)

* 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.
EP2578704A1 (de) * 2011-10-07 2013-04-10 Linde Aktiengesellschaft Verfahren und System zum Aufkohlen oder Karbonitrieren einer Komponente und entsprechend behandelte Komponente

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10321414B4 (de) * 2003-05-13 2008-12-18 Robert Bosch Gmbh Verfahren zur Wärmebehandlung von metallischen Werkstücken in Kammeröfen

Also Published As

Publication number Publication date
DE2435026A1 (de) 1976-02-05
FR2278385B1 (de) 1979-05-11
NL7508512A (nl) 1976-01-22
ES439220A1 (es) 1977-02-16
BE831329A (fr) 1975-11-03
GB1505727A (en) 1978-03-30
SE7507804L (sv) 1976-01-21
ATA481475A (de) 1978-03-15
FR2278385A1 (fr) 1976-02-13

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