PL2685193T3 - Method and rotary hearth furnace for heat treating workpieces - Google Patents

Method and rotary hearth furnace for heat treating workpieces

Info

Publication number
PL2685193T3
PL2685193T3 PL12175924T PL12175924T PL2685193T3 PL 2685193 T3 PL2685193 T3 PL 2685193T3 PL 12175924 T PL12175924 T PL 12175924T PL 12175924 T PL12175924 T PL 12175924T PL 2685193 T3 PL2685193 T3 PL 2685193T3
Authority
PL
Poland
Prior art keywords
heat treating
hearth furnace
rotary hearth
treating workpieces
workpieces
Prior art date
Application number
PL12175924T
Other languages
Polish (pl)
Inventor
Salim Philipp Afraz
Hans Georg Bittner
Sven Günther
Bora Özkan
Original Assignee
Loi Thermprocess 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 Loi Thermprocess Gmbh filed Critical Loi Thermprocess Gmbh
Publication of PL2685193T3 publication Critical patent/PL2685193T3/en

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
    • C21D9/0037—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
    • F27B9/14—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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0062—Heat-treating apparatus with a cooling or quenching zone

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Tunnel Furnaces (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
PL12175924T 2012-07-11 2012-07-11 Method and rotary hearth furnace for heat treating workpieces PL2685193T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP12175924.5A EP2685193B1 (en) 2012-07-11 2012-07-11 Method and rotary hearth furnace for heat treating workpieces

Publications (1)

Publication Number Publication Date
PL2685193T3 true PL2685193T3 (en) 2015-05-29

Family

ID=46724223

Family Applications (1)

Application Number Title Priority Date Filing Date
PL12175924T PL2685193T3 (en) 2012-07-11 2012-07-11 Method and rotary hearth furnace for heat treating workpieces

Country Status (4)

Country Link
EP (1) EP2685193B1 (en)
CN (1) CN103540943B (en)
ES (1) ES2532581T3 (en)
PL (1) PL2685193T3 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105925785A (en) * 2016-07-07 2016-09-07 安庆市庆华精工机械有限责任公司 Heat treatment device and method for austempered ductile iron bush
CN105925766A (en) * 2016-07-07 2016-09-07 安庆市庆华精工机械有限责任公司 Heat treatment device for tapping hole of converter
CN105925787A (en) * 2016-07-07 2016-09-07 安庆市庆华精工机械有限责任公司 Novel hanging-type thermal treatment device for high-temperature-resistant bearing and treatment method
CN107990721A (en) * 2017-12-25 2018-05-04 青州鑫晖热能科技有限公司 A kind of tunnel type reaction kettle glassed agitator sintering furnace
CN113652631A (en) * 2021-08-29 2021-11-16 梁能舟 Box type gas carburizing furnace for metal heat treatment

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1758460B1 (en) * 1968-06-05 1971-05-06 Degussa OVEN SYSTEM FOR HEAT TREATMENT OF WORKPIECES UNDER PROTECTIVE GAS ATMOSPHERES
DE3427716C1 (en) * 1984-07-27 1985-11-14 Daimler-Benz Ag, 7000 Stuttgart Rotary hearth furnace in ring design for heat treatment of workpieces
DE19514289B4 (en) * 1995-04-24 2006-09-21 Loi Thermprocess Gmbh Furnace plant for heat treatment of workpieces
DE10310739A1 (en) * 2002-03-27 2003-10-09 Loi Thermprocess Gmbh Device for heat treating workpieces has an opening for charging/discharging in the outer wall of a rotary furnace in a last treatment zone
DE502004012382D1 (en) * 2003-11-19 2011-05-19 Loi Thermprocess Gmbh ANNEX AND METHOD FOR THE HEAT TREATMENT OF DIFFERENT WORKPIECES
DE102007038991A1 (en) 2007-08-17 2009-02-19 Daimler Ag Rotary oven for heat treating metallic workpieces comprises radially charging frames aligned on a rotary plate for holding workpieces or workpiece supports and inner walls each having a passage molded to the frames
CN201501905U (en) * 2009-08-26 2010-06-09 宝山钢铁股份有限公司 Roller hearth multi-stage annealing furnace

Also Published As

Publication number Publication date
CN103540943A (en) 2014-01-29
ES2532581T3 (en) 2015-03-30
EP2685193B1 (en) 2015-01-14
CN103540943B (en) 2017-03-01
EP2685193A1 (en) 2014-01-15

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