BE856482A - Procede de prechauffage des bandes d'acier, applicable notamment aux unites de galvanisation - Google Patents

Procede de prechauffage des bandes d'acier, applicable notamment aux unites de galvanisation

Info

Publication number
BE856482A
BE856482A BE179084A BE179084A BE856482A BE 856482 A BE856482 A BE 856482A BE 179084 A BE179084 A BE 179084A BE 179084 A BE179084 A BE 179084A BE 856482 A BE856482 A BE 856482A
Authority
BE
Belgium
Prior art keywords
galvanization
applicable
units
steel strip
preheating process
Prior art date
Application number
BE179084A
Other languages
English (en)
French (fr)
Original Assignee
Heurtey Metallurgie
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 Heurtey Metallurgie filed Critical Heurtey Metallurgie
Publication of BE856482A publication Critical patent/BE856482A/xx

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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • 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
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/003—Apparatus
    • C23C2/0038—Apparatus characterised by the pre-treatment chambers located immediately upstream of the bath or occurring locally before the dipping process
    • 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
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
    • 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
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
    • C23C2/0224—Two or more thermal pretreatments

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)
  • Coating With Molten Metal (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
BE179084A 1976-07-05 1977-07-05 Procede de prechauffage des bandes d'acier, applicable notamment aux unites de galvanisation BE856482A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7620436A FR2357649A1 (fr) 1976-07-05 1976-07-05 Procede de prechauffage des bandes d'acier, applicable notamment aux unites de galvanisation

Publications (1)

Publication Number Publication Date
BE856482A true BE856482A (fr) 1977-10-31

Family

ID=9175228

Family Applications (1)

Application Number Title Priority Date Filing Date
BE179084A BE856482A (fr) 1976-07-05 1977-07-05 Procede de prechauffage des bandes d'acier, applicable notamment aux unites de galvanisation

Country Status (7)

Country Link
BE (1) BE856482A (de)
DE (1) DE2728327C3 (de)
FR (1) FR2357649A1 (de)
GB (1) GB1587422A (de)
IT (1) IT1086250B (de)
NL (1) NL7707146A (de)
SE (1) SE7707737L (de)

Also Published As

Publication number Publication date
FR2357649A1 (fr) 1978-02-03
NL7707146A (nl) 1978-01-09
DE2728327A1 (de) 1978-01-19
SE7707737L (sv) 1978-01-06
GB1587422A (en) 1981-04-01
FR2357649B1 (de) 1979-05-25
DE2728327B2 (de) 1980-03-20
IT1086250B (it) 1985-05-28
DE2728327C3 (de) 1980-11-13

Similar Documents

Publication Publication Date Title
OA05782A (fr) Procédé pour la production de l'acier.
BE829402A (fr) Procede de revetement d'aciers faiblement allies
FR2343817A1 (fr) Procede de carburation ou de carbonitruration de pieces en acier
OA05243A (fr) Procédé d'extraction de métaux non ferreux.
DK138958B (da) Fremgangsmåde ved reguleret køling af varmvalset stangmateriale af ulegeret stål med lavt carbonindhold.
IT1123651B (it) Metodo per produrre bricchetti in particolare da rottame di ferro od acciaio
OA06823A (fr) Procédé d'élaboration d'acier inoxydable.
BE832509A (fr) Procede de revetement d'acier au carbone
FR2305515A1 (fr) Dispositif pour la galvanisation de surfaces metalliques, en particulier de surfaces d'aretes de coupe formees par l'empilage de toles decoupees
BE853681A (fr) Procede pour renforcer des aciers au carbone
IT7926638A0 (it) Procedimento per produrre un nastro di acciaio laminato a freddo non invecchiante, con eccellente imbutibilita', mediante un trattamento termico continuo.
BE859514A (fr) Procede de production d'acier par decarburation
IT8120816A0 (it) Processo per la colata in continuodi acciaio.
BE878225A (fr) Procede de production de bandes d'acier galvanisees
FR2325737A1 (fr) Procede pour ameliorer la susceptibilite de l'acier aux revetements
IT1065671B (it) Carrello per recipiente intermedio per impianti di colata continua di metalli,in particolare per impianti di colata continua d'acciaio
BE830553A (fr) Procede de coulage en continu d'acier non calme et semi-calme
BE856482A (fr) Procede de prechauffage des bandes d'acier, applicable notamment aux unites de galvanisation
OA05548A (fr) Procédé perfectionné pour l'enrichissement des minerais non sulfurés.
FR2346471A1 (fr) Procede de decapage des metaux
BE862395A (fr) Procede de coulee d'acier en continu
AU509460B2 (en) Treating steel strip prior to metal coating
FR2286889A1 (fr) Procede de conversion au phosphate de fer ou d'acier
IT7822571A0 (it) Processo per proteggere il ferro e l'acciaio contro la corrosione.
LU80515A1 (fr) Procede de fabrication d'agglomeres d'acier en feuillards

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: HEURTEY METALLURGIE

Effective date: 19840705