EP3948130C0 - Four à sole tournante pour le traitement thermique de pièces ouvrées métalliques, et procédé de traitement thermique associé - Google Patents

Four à sole tournante pour le traitement thermique de pièces ouvrées métalliques, et procédé de traitement thermique associé

Info

Publication number
EP3948130C0
EP3948130C0 EP20715015.2A EP20715015A EP3948130C0 EP 3948130 C0 EP3948130 C0 EP 3948130C0 EP 20715015 A EP20715015 A EP 20715015A EP 3948130 C0 EP3948130 C0 EP 3948130C0
Authority
EP
European Patent Office
Prior art keywords
treatment method
rotary furnace
heat
metal workpieces
treating metal
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.)
Active
Application number
EP20715015.2A
Other languages
German (de)
English (en)
Other versions
EP3948130A1 (fr
EP3948130B1 (fr
Inventor
Thomas Berrenberg
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.)
Schwartz GmbH
Original Assignee
Schwartz GmbH
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 Schwartz GmbH filed Critical Schwartz GmbH
Publication of EP3948130A1 publication Critical patent/EP3948130A1/fr
Application granted granted Critical
Publication of EP3948130C0 publication Critical patent/EP3948130C0/fr
Publication of EP3948130B1 publication Critical patent/EP3948130B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F27B9/16—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 circular or arcuate path
    • 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
    • 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
    • C21D1/767—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material with forced gas circulation; Reheating thereof
    • 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
    • C21D9/0006—Details, accessories not peculiar to any of the following furnaces
    • C21D9/0025—Supports; Baskets; Containers; Covers
    • 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
    • C21D9/0037—Rotary furnaces with vertical axis; Furnaces with rotating floor
    • 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
    • F27B9/3005—Details, accessories, or equipment peculiar to furnaces of these types arrangements for circulating gases
    • 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
    • F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
    • F27D7/04—Circulating atmospheres by mechanical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Furnace Details (AREA)
  • Tunnel Furnaces (AREA)
EP20715015.2A 2019-04-04 2020-03-25 Four à sole tournante pour le traitement thermique de pièces ouvrées métalliques, et procédé de traitement thermique associé Active EP3948130B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019108873.9A DE102019108873A1 (de) 2019-04-04 2019-04-04 Drehherdofen zur Wärmebehandlung von metallischen Werkstücken und entsprechendes Verfahren zur Wärmebehandlung
PCT/EP2020/058377 WO2020200963A1 (fr) 2019-04-04 2020-03-25 Four à sole tournante pour le traitement thermique de pièces ouvrées métalliques, et procédé de traitement thermique associé

Publications (3)

Publication Number Publication Date
EP3948130A1 EP3948130A1 (fr) 2022-02-09
EP3948130C0 true EP3948130C0 (fr) 2024-05-29
EP3948130B1 EP3948130B1 (fr) 2024-05-29

Family

ID=70050103

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20715015.2A Active EP3948130B1 (fr) 2019-04-04 2020-03-25 Four à sole tournante pour le traitement thermique de pièces ouvrées métalliques, et procédé de traitement thermique associé

Country Status (3)

Country Link
EP (1) EP3948130B1 (fr)
DE (1) DE102019108873A1 (fr)
WO (1) WO2020200963A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113817908B (zh) * 2021-08-13 2023-06-30 苏州新长光热能科技有限公司 一种退火炉

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3063878A (en) * 1958-05-07 1962-11-13 Wilson Lee Method of and apparatus for annealing
DE3231225A1 (de) * 1982-08-21 1984-03-01 Verwaltungsgesellschaft Heinrich Neitz GmbH & Co KG, 4930 Detmold Ofen zur waermebehandlung und durchfuehrung von waermeprozessen fuer werkstuecke aus eisenwerkstoffen und nichteisenmetallen
JPS60262924A (ja) * 1984-06-08 1985-12-26 Rozai Kogyo Kk 回転炉床式コイル加熱炉
WO2006021994A1 (fr) * 2004-08-25 2006-03-02 Nippon Furnace Kogyo Kaisha, Ltd. Four à circulation d'air chaud
US20060103059A1 (en) * 2004-10-29 2006-05-18 Crafton Scott P High pressure heat treatment system
JP4374377B2 (ja) * 2006-11-30 2009-12-02 ファーネス重工株式会社 熱風循環炉
JP5384226B2 (ja) * 2009-06-29 2014-01-08 三建産業株式会社 熱風加熱装置
WO2013118261A1 (fr) * 2012-02-08 2013-08-15 株式会社正英製作所 Four de traitement thermique
DE102015203376A1 (de) * 2014-02-26 2015-08-27 Sms Siemag Ag Verfahren und Anlage zur thermischen Behandlung von langgestrecktem, flachem metallischen Gut, insbesondere Aluminium-Walzbarren, in einem Ringherdofen

Also Published As

Publication number Publication date
EP3948130A1 (fr) 2022-02-09
EP3948130B1 (fr) 2024-05-29
DE102019108873A1 (de) 2020-10-08
WO2020200963A1 (fr) 2020-10-08

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