FR2794132B1 - Perfectionnements apportes aux fours de rechauffage de produits siderurgiques - Google Patents

Perfectionnements apportes aux fours de rechauffage de produits siderurgiques

Info

Publication number
FR2794132B1
FR2794132B1 FR9906725A FR9906725A FR2794132B1 FR 2794132 B1 FR2794132 B1 FR 2794132B1 FR 9906725 A FR9906725 A FR 9906725A FR 9906725 A FR9906725 A FR 9906725A FR 2794132 B1 FR2794132 B1 FR 2794132B1
Authority
FR
France
Prior art keywords
improvements relating
steel products
heating ovens
ovens
heating
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
FR9906725A
Other languages
English (en)
Other versions
FR2794132A1 (fr
Inventor
Alain Morel
Patrick Dubois
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fives Stein SA
Original Assignee
Stein Heurtey SA
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 Stein Heurtey SA filed Critical Stein Heurtey SA
Priority to FR9906725A priority Critical patent/FR2794132B1/fr
Publication of FR2794132A1 publication Critical patent/FR2794132A1/fr
Application granted granted Critical
Publication of FR2794132B1 publication Critical patent/FR2794132B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C21D1/34—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 tunnel furnace
    • 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 tunnel furnace 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
    • 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 peculiar to furnaces of these types
    • F27B9/36—Arrangements of heating devices
    • 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 peculiar to furnaces of these types
    • F27B9/40—Arrangements of controlling or monitoring devices
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1927—Control of temperature characterised by the use of electric means using a plurality of sensors
    • G05D23/193—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces
    • G05D23/1932—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces to control the temperature of a plurality of spaces
    • G05D23/1934—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces to control the temperature of a plurality of spaces each space being provided with one sensor acting on one or more control means
    • 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
    • C21D11/00—Process control or regulation for heat treatments
    • 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 peculiar to furnaces of these types
    • F27B9/36—Arrangements of heating devices
    • F27B2009/3638—Heaters located above and under the track
FR9906725A 1999-05-27 1999-05-27 Perfectionnements apportes aux fours de rechauffage de produits siderurgiques Expired - Lifetime FR2794132B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9906725A FR2794132B1 (fr) 1999-05-27 1999-05-27 Perfectionnements apportes aux fours de rechauffage de produits siderurgiques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9906725A FR2794132B1 (fr) 1999-05-27 1999-05-27 Perfectionnements apportes aux fours de rechauffage de produits siderurgiques

Publications (2)

Publication Number Publication Date
FR2794132A1 FR2794132A1 (fr) 2000-12-01
FR2794132B1 true FR2794132B1 (fr) 2001-08-10

Family

ID=9546079

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9906725A Expired - Lifetime FR2794132B1 (fr) 1999-05-27 1999-05-27 Perfectionnements apportes aux fours de rechauffage de produits siderurgiques

Country Status (1)

Country Link
FR (1) FR2794132B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106704154A (zh) * 2016-12-23 2017-05-24 北京首钢国际工程技术有限公司 步进式加热炉步进机械自充气方法

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2824077B1 (fr) * 2001-04-26 2004-10-22 Air Liquide Procede pour ameliorer la qualite metallurgique de produits traites dans un four
US6955730B2 (en) 2001-04-26 2005-10-18 L'Air Liquide, Société Anonyme á Directoire et Conseil de Surveillance pour l'Etude et l'Exploitation des Procédés Georges Claude Method for enhancing the metallurigcal quality of products treated in a furnace
JP4278990B2 (ja) 2003-01-14 2009-06-17 中外炉工業株式会社 カテナリ型炉
FR2853959B1 (fr) * 2003-04-18 2005-06-24 Stein Heurtey Procede de controle de l'homogeneite de temperature des produits dans un four de rechauffage de siderurgie, et four de rechauffage
FR3013109B1 (fr) * 2013-11-12 2018-03-02 Fives Stein Four de rechauffage de produits siderurgiques, tels que billettes et brames
CN113551518B (zh) * 2021-07-29 2023-12-26 湖北中冶窑炉有限公司 基于步进底式加热炉的不锈钢穿孔前加热方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE712173A (fr) * 1967-03-27 1968-09-16
US4281984A (en) * 1979-07-18 1981-08-04 Kawasaki Steel Corporation Method of heating a side-burner type heating furnace for slab
US4394121A (en) * 1980-11-08 1983-07-19 Yoshinori Wakamiya Method of controlling continuous reheating furnace
DE3332989A1 (de) * 1983-09-09 1985-03-28 Mannesmann AG, 4000 Düsseldorf Durchlaufofensteuerung
IT1281420B1 (it) * 1995-09-13 1998-02-18 Danieli Off Mecc Procedimento di equalizzazione in un forno di riscaldo con ambiente ad ossidazione controllata e forno di riscaldo

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106704154A (zh) * 2016-12-23 2017-05-24 北京首钢国际工程技术有限公司 步进式加热炉步进机械自充气方法

Also Published As

Publication number Publication date
FR2794132A1 (fr) 2000-12-01

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