BR8801816A - Fornalha de reaquecimento para produtos de ferro e aco - Google Patents

Fornalha de reaquecimento para produtos de ferro e aco

Info

Publication number
BR8801816A
BR8801816A BR8801816A BR8801816A BR8801816A BR 8801816 A BR8801816 A BR 8801816A BR 8801816 A BR8801816 A BR 8801816A BR 8801816 A BR8801816 A BR 8801816A BR 8801816 A BR8801816 A BR 8801816A
Authority
BR
Brazil
Prior art keywords
iron
steel products
reheating furnace
reheating
furnace
Prior art date
Application number
BR8801816A
Other languages
English (en)
Inventor
Vittorio Levaggi
Catello Bruno
Original Assignee
Italimpianti
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
Priority claimed from IT8712465A external-priority patent/IT1208279B/it
Priority claimed from IT8712587A external-priority patent/IT1213939B/it
Application filed by Italimpianti filed Critical Italimpianti
Publication of BR8801816A publication Critical patent/BR8801816A/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0001—Heating elements or systems
    • F27D99/0033—Heating elements or systems using burners
    • F27D99/0035—Heating indirectly through a radiant surface
    • 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
    • C21D1/34—Methods of heating
    • C21D1/52—Methods of heating with flames
    • 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
    • C21D9/0081—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for slabs; for billets
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
    • F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path
    • F27B9/201—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path walking beam furnace
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/30—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B9/36—Arrangements of heating devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Tunnel Furnaces (AREA)
  • Heat Treatment Of Articles (AREA)
BR8801816A 1987-04-16 1988-04-15 Fornalha de reaquecimento para produtos de ferro e aco BR8801816A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT8712465A IT1208279B (it) 1987-04-16 1987-04-16 Forno di riscaldo per bramme e billette equipaggiato con bruciatori radianti con rotazione controversa dell aria comburente
IT8712587A IT1213939B (it) 1987-11-26 1987-11-26 Forno di riscaldo per bramme e billette equipaggiato con bruciatori la cui fiamma ruota in un senso per alcuni e nel senso inverso per altri

Publications (1)

Publication Number Publication Date
BR8801816A true BR8801816A (pt) 1988-11-16

Family

ID=26326530

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8801816A BR8801816A (pt) 1987-04-16 1988-04-15 Fornalha de reaquecimento para produtos de ferro e aco

Country Status (5)

Country Link
EP (1) EP0286984B1 (pt)
BR (1) BR8801816A (pt)
CA (1) CA1294126C (pt)
DE (1) DE3865493D1 (pt)
ES (1) ES2025720T3 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1287626B1 (it) * 1996-02-27 1998-08-06 Sacmi Forni Spa Forno monostrato per piastrelle
ITMO20030218A1 (it) * 2003-07-25 2005-01-26 Tck Societa A Responsabilita Li Mitata Sistema di controllo di un forno ceramico.
SE535197C2 (sv) * 2010-09-30 2012-05-15 Linde Ag Förfarande vid förbränning i en industriugn

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1432434A (fr) * 1965-05-10 1966-03-18 Armco Steel Corp Procédé et four pour le chauffage de pièces métalliques
DE2202115A1 (de) * 1971-02-02 1972-08-10 British Steel Corp Verfahren und Vorrichtung zum Erwaermen von Bandmaterial
DD237771A3 (de) * 1983-09-23 1986-07-30 Rohrkombinat Stahl & Walzwerk Grossformatiges strahlungselement fuer industrieoefen

Also Published As

Publication number Publication date
DE3865493D1 (de) 1991-11-21
CA1294126C (en) 1992-01-14
EP0286984B1 (en) 1991-10-16
ES2025720T3 (es) 1992-04-01
EP0286984A1 (en) 1988-10-19

Similar Documents

Publication Publication Date Title
EP0219089A3 (en) High-strength high-cr ferritic heat-resistant steel and process for producing the same
FI880908A7 (fi) Ferriittisestä teräksestä valmistettu puolivalmiste ja sen käyttö
EP0236505A4 (en) CASE-HARDENED STEEL AND METHOD FOR THE PRODUCTION THEREOF.
GB2261059B (en) Steel heating furnace
DE3062371D1 (en) Steel strip continuous annealing furnace
GB8522146D0 (en) Steel article
IT1140849B (it) Prodotto per la desolforazione di ghise ed acciai
JPS54155115A (en) Forged products made from ferrite*austenite base chromeenickel steel
GB8616868D0 (en) Heat-resistant steel
EP0392009A4 (en) Method of hot rolling high-silicon steel plate
JPS54135613A (en) Abrasion and corrosion resistant steel having heat strength and annealing stability
BR8801816A (pt) Fornalha de reaquecimento para produtos de ferro e aco
AU6143286A (en) Continuous strip steel processing line having direct firing furnace
GB2182352B (en) Surface treatment for iron and steel products
BR8804996A (pt) Tijolo refratario de cromo-alumina e composicao refrataria
JPS57145921A (en) Heating furnace of steel piece and material
DE69032021D1 (de) Thermisches Richten von Elektrostahlhalbzeugen
AT381789B (de) Nachwaermofen zum nachwaermen und zur temperaturvergleichmaessigung von heissem stahlgut
GB8722354D0 (en) Metallurgical furnace
GB9014416D0 (en) High temperature steel treatment
BR8606120A (pt) Composicao fluidificante para escoria basica para fornos de producao de aco
BR8206492A (pt) Po de aco ou ferro contendo cromo processo para preparar o mesmo e produtos prensados e sinterizados
FR2569262B1 (fr) Four a longerons mobiles pour le rechauffage de produits siderurgiques
JPS6483645A (en) Hot rolled rod steel
AU555254B2 (en) Producing steel in open-hearth furnaces

Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 15/04/2003