IT1142435B - PROCEDURE FOR THE TRANSITIONAL DEACTIVATION OF FORCED-PASSING CARBOCO MENTATION PLANTS - Google Patents

PROCEDURE FOR THE TRANSITIONAL DEACTIVATION OF FORCED-PASSING CARBOCO MENTATION PLANTS

Info

Publication number
IT1142435B
IT1142435B IT48424/81A IT4842481A IT1142435B IT 1142435 B IT1142435 B IT 1142435B IT 48424/81 A IT48424/81 A IT 48424/81A IT 4842481 A IT4842481 A IT 4842481A IT 1142435 B IT1142435 B IT 1142435B
Authority
IT
Italy
Prior art keywords
carboco
mentation
transitional
deactivation
plants
Prior art date
Application number
IT48424/81A
Other languages
Italian (it)
Other versions
IT8148424A0 (en
Inventor
Karl Ritzka
Original Assignee
Daimler Benz 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 Daimler Benz Ag filed Critical Daimler Benz Ag
Publication of IT8148424A0 publication Critical patent/IT8148424A0/en
Application granted granted Critical
Publication of IT1142435B publication Critical patent/IT1142435B/en

Links

Classifications

    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Tunnel Furnaces (AREA)
IT48424/81A 1980-05-10 1981-05-08 PROCEDURE FOR THE TRANSITIONAL DEACTIVATION OF FORCED-PASSING CARBOCO MENTATION PLANTS IT1142435B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3017978A DE3017978C2 (en) 1980-05-10 1980-05-10 Procedure for the temporary shutdown of push-through carburizing plants

Publications (2)

Publication Number Publication Date
IT8148424A0 IT8148424A0 (en) 1981-05-08
IT1142435B true IT1142435B (en) 1986-10-08

Family

ID=6102092

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48424/81A IT1142435B (en) 1980-05-10 1981-05-08 PROCEDURE FOR THE TRANSITIONAL DEACTIVATION OF FORCED-PASSING CARBOCO MENTATION PLANTS

Country Status (4)

Country Link
DE (1) DE3017978C2 (en)
FR (1) FR2482277A1 (en)
GB (1) GB2075557B (en)
IT (1) IT1142435B (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1489589A (en) * 1966-08-17 1967-07-21 Electric Furnace Co Annealing furnace with emergency purge atmosphere
US3720546A (en) * 1969-04-21 1973-03-13 Nippon Steel Corp Method for preventing destruction of strip metal in annealing furnace connected with direct heating furnace
US3827854A (en) * 1973-10-26 1974-08-06 W Gildersleeve Automatic metal protecting apparatus and method
LU71534A1 (en) * 1973-12-21 1975-06-17
US4049473A (en) * 1976-03-11 1977-09-20 Airco, Inc. Methods for carburizing steel parts
US4148946A (en) * 1977-02-14 1979-04-10 Armco Steel Corporation Method for maintaining a non-oxidizing atmosphere at positive pressure within the metallic strip preparation furnace of a metallic coating line during line stops
US4175986A (en) * 1978-10-19 1979-11-27 Trw Inc. Inert carrier gas heat treating control process

Also Published As

Publication number Publication date
IT8148424A0 (en) 1981-05-08
FR2482277B1 (en) 1983-01-14
GB2075557B (en) 1983-09-21
GB2075557A (en) 1981-11-18
DE3017978A1 (en) 1981-11-19
FR2482277A1 (en) 1981-11-13
DE3017978C2 (en) 1986-03-13

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