ITUD910085A1 - Forno a longheroni refrattari con caricamento centrale per riscaldo ed accumulo di prodotti caldi. - Google Patents

Forno a longheroni refrattari con caricamento centrale per riscaldo ed accumulo di prodotti caldi.

Info

Publication number
ITUD910085A1
ITUD910085A1 IT000085A ITUD910085A ITUD910085A1 IT UD910085 A1 ITUD910085 A1 IT UD910085A1 IT 000085 A IT000085 A IT 000085A IT UD910085 A ITUD910085 A IT UD910085A IT UD910085 A1 ITUD910085 A1 IT UD910085A1
Authority
IT
Italy
Prior art keywords
furnace
longitudinal members
central
refractory
heating
Prior art date
Application number
IT000085A
Other languages
English (en)
Inventor
Gianpietro Benedetti
Giusto Bruno Di
Original Assignee
Barzizza Ferruccio
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 Barzizza Ferruccio filed Critical Barzizza Ferruccio
Priority to ITUD910085A priority Critical patent/IT1248166B/it
Publication of ITUD910085A0 publication Critical patent/ITUD910085A0/it
Priority to DE69204102T priority patent/DE69204102T2/de
Priority to EP92108083A priority patent/EP0514757B1/en
Priority to AT92108083T priority patent/ATE126583T1/de
Priority to ES92108083T priority patent/ES2077911T3/es
Priority to US07/884,177 priority patent/US5391034A/en
Publication of ITUD910085A1 publication Critical patent/ITUD910085A1/it
Application granted granted Critical
Publication of IT1248166B publication Critical patent/IT1248166B/it

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
    • C21D9/0081—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for slabs; for billets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B45/004—Heating the product
    • 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
    • F27B9/202—Conveyor mechanisms therefor
    • F27B9/207—Conveyor mechanisms therefor consisting of two or more conveyors
    • 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
    • F27B9/38—Arrangements of devices for charging
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/46—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting
    • B21B1/466—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting in a non-continuous process, i.e. the cast being cut before rolling
    • 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
    • F27B9/12—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity with special arrangements for preheating or cooling the charge
    • F27B2009/122—Preheating
    • 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
    • F27B2009/305—Particular conformation of the furnace
    • F27B2009/3055—Non-uniform section through the length of the 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
    • F27B2009/3094—Means to store a part of the charge in the 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
    • F27B9/38—Arrangements of devices for charging
    • F27B2009/386—Lateral intake or outtake
    • 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
    • F27B9/38—Arrangements of devices for charging
    • F27B2009/386—Lateral intake or outtake
    • F27B2009/388—Centrally in the lateral wall
    • 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
    • F27B9/202—Conveyor mechanisms therefor
    • F27B9/203—Conveyor mechanisms therefor having ramps
    • 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/04—Ram or pusher apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Tunnel Furnaces (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Compositions Of Oxide Ceramics (AREA)
ITUD910085A 1991-05-21 1991-05-21 Forno a longheroni refrattari con caricamento centrale per riscaldo edaccumulo di prodotti caldi. IT1248166B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
ITUD910085A IT1248166B (it) 1991-05-21 1991-05-21 Forno a longheroni refrattari con caricamento centrale per riscaldo edaccumulo di prodotti caldi.
DE69204102T DE69204102T2 (de) 1991-05-21 1992-05-13 Hubbalkenofen mit zentraler Ladung zum Beheizen und Speichern von Warmgut.
EP92108083A EP0514757B1 (en) 1991-05-21 1992-05-13 Furnace with longitudinal moving members and with central charing for heating and storing hot products
AT92108083T ATE126583T1 (de) 1991-05-21 1992-05-13 Hubbalkenofen mit zentraler ladung zum beheizen und speichern von warmgut.
ES92108083T ES2077911T3 (es) 1991-05-21 1992-05-13 Horno con miembros refractarios longitudinales y con carga central para calentar y almacenar productos calientes.
US07/884,177 US5391034A (en) 1991-05-21 1992-05-18 Furnace with refractory longitudianl members and with central charging for heating and storing hot products

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITUD910085A IT1248166B (it) 1991-05-21 1991-05-21 Forno a longheroni refrattari con caricamento centrale per riscaldo edaccumulo di prodotti caldi.

Publications (3)

Publication Number Publication Date
ITUD910085A0 ITUD910085A0 (it) 1991-05-21
ITUD910085A1 true ITUD910085A1 (it) 1992-11-21
IT1248166B IT1248166B (it) 1995-01-05

Family

ID=11420849

Family Applications (1)

Application Number Title Priority Date Filing Date
ITUD910085A IT1248166B (it) 1991-05-21 1991-05-21 Forno a longheroni refrattari con caricamento centrale per riscaldo edaccumulo di prodotti caldi.

Country Status (6)

Country Link
US (1) US5391034A (it)
EP (1) EP0514757B1 (it)
AT (1) ATE126583T1 (it)
DE (1) DE69204102T2 (it)
ES (1) ES2077911T3 (it)
IT (1) IT1248166B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2766742B1 (fr) * 1997-07-31 1999-09-24 Stein Heurtey Dispositif de transfert entre une premiere enceinte de prechauffage et une seconde enceinte de rechauffage
US7308791B2 (en) 2005-02-18 2007-12-18 Shimano Inc. Hydraulic disc brake lever assembly
CN114752746B (zh) * 2022-03-29 2023-07-21 太原重工工程技术有限公司 一种多模式的钢管轧制工艺

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3148868A (en) * 1960-03-24 1964-09-15 United States Steel Corp Reheating furnace
DE2001065A1 (de) * 1970-01-12 1971-07-22 Koppers Wistra Ofenbau Gmbh Stossofen
US3792965A (en) * 1970-11-30 1974-02-19 Tabougnar Ab Walking beam furnace
US3716222A (en) * 1971-02-23 1973-02-13 Rust Furnace Co Heating furnace
US3749550A (en) * 1971-12-16 1973-07-31 Loftus Engineering Corp Walking beam furnace
DE2346826A1 (de) * 1973-09-18 1975-03-27 Koppers Wistra Ofenbau Gmbh Hubbalkenofen
US3948494A (en) * 1974-10-21 1976-04-06 Sola Basic Industries, Inc. Walking beam furnace
JPS5154813A (en) * 1974-11-08 1976-05-14 Chugai Ro Kogyo Kaisha Ltd Marukohenkanetsuro
US4289944A (en) * 1977-12-19 1981-09-15 Reese Thurston F Apparatus for reheating, storing and conveying cast bars
JPS58104113A (ja) * 1981-12-15 1983-06-21 Nippon Steel Corp 中間装入型ウオ−キング式加熱炉
JPS58104114A (ja) * 1981-12-15 1983-06-21 Nippon Steel Corp ウオ−キング式加熱炉
JPS6049690B2 (ja) * 1982-03-31 1985-11-05 新日本製鐵株式会社 ウオ−キング炉の中間装入方法
FR2542433B1 (fr) * 1983-03-11 1988-01-29 Stein Heurtey Fours a longerons refractaires
US4601743A (en) * 1983-09-12 1986-07-22 Casso Solar Corporation Glass furnace with heat sensing means
JPS6118541A (ja) * 1984-07-05 1986-01-27 Shigeru Kogyo Kk シ−ト用ヘツドレストおよびその製造方法

Also Published As

Publication number Publication date
ATE126583T1 (de) 1995-09-15
US5391034A (en) 1995-02-21
DE69204102D1 (de) 1995-09-21
EP0514757A1 (en) 1992-11-25
EP0514757B1 (en) 1995-08-16
DE69204102T2 (de) 1996-01-11
IT1248166B (it) 1995-01-05
ES2077911T3 (es) 1995-12-01
ITUD910085A0 (it) 1991-05-21

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960522