EP0869191A3 - Moufle pour four de traitement thermique - Google Patents

Moufle pour four de traitement thermique Download PDF

Info

Publication number
EP0869191A3
EP0869191A3 EP98105206A EP98105206A EP0869191A3 EP 0869191 A3 EP0869191 A3 EP 0869191A3 EP 98105206 A EP98105206 A EP 98105206A EP 98105206 A EP98105206 A EP 98105206A EP 0869191 A3 EP0869191 A3 EP 0869191A3
Authority
EP
European Patent Office
Prior art keywords
muffle
products
heat treating
treating furnace
treated
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.)
Withdrawn
Application number
EP98105206A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0869191A2 (fr
Inventor
Camillo Ferraro
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.)
Ieco Srl
Original Assignee
Ieco Srl
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 Ieco Srl filed Critical Ieco Srl
Publication of EP0869191A2 publication Critical patent/EP0869191A2/fr
Publication of EP0869191A3 publication Critical patent/EP0869191A3/fr
Withdrawn legal-status Critical Current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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0043—Muffle furnaces; Retort furnaces
    • 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
    • F27B9/06—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated
    • F27B9/062—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated electrically heated
    • F27B9/063—Resistor heating, e.g. with resistors also emitting IR rays
    • 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
    • F27B9/06—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated
    • F27B9/08—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated heated through chamber walls
    • F27B9/082—Muffle furnaces
    • F27B9/084—Muffle furnaces the muffle being fixed and in a single piece
    • 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
    • F27B9/24—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 being carried by a conveyor
    • F27B9/243—Endless-strand conveyor

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (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)
EP98105206A 1997-03-28 1998-03-23 Moufle pour four de traitement thermique Withdrawn EP0869191A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT97VI000050A IT1292971B1 (it) 1997-03-28 1997-03-28 Muffola per eseguire trattamenti termici
ITVI970050 1997-03-28

Publications (2)

Publication Number Publication Date
EP0869191A2 EP0869191A2 (fr) 1998-10-07
EP0869191A3 true EP0869191A3 (fr) 2000-10-04

Family

ID=11426316

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98105206A Withdrawn EP0869191A3 (fr) 1997-03-28 1998-03-23 Moufle pour four de traitement thermique

Country Status (2)

Country Link
EP (1) EP0869191A3 (enrdf_load_stackoverflow)
IT (1) IT1292971B1 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2428488C1 (ru) * 2010-01-26 2011-09-10 Михаил Васильевич Пилягин Способ безокислительного нагрева термообрабатываемых металлических изделий в воздушной среде в муфеле и устройство для его осуществления
CN106403583A (zh) * 2016-10-31 2017-02-15 洛阳索莱特材料科技有限公司 一种马弗炉复合炉膛

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1100782A (fr) * 1954-05-19 1955-09-23 Four pour traitements métallurgiques
CH520909A (fr) * 1970-03-11 1972-03-31 Electrozone Yverdon S A Four à bande continue
DE2217271A1 (de) * 1972-04-11 1973-10-31 Koppers Gmbh Heinrich Verfahren zur herstellung eines fuer die errichtung bzw. auskleidung von gemuffelten oefen, insbesondere von koksoefen, geeigneten siliciumcarbidsteines
GB2072313A (en) * 1980-03-26 1981-09-30 Fhd Furnaces Ltd Muffle furnace
FR2658276A3 (fr) * 1990-02-09 1991-08-16 Siderurgie Fse Inst Rech Dispositif de rechauffage localise de produits metallurgiques en defilement.
JPH03260591A (ja) * 1990-03-08 1991-11-20 O S Seramu Kk 連続焼結炉

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1100782A (fr) * 1954-05-19 1955-09-23 Four pour traitements métallurgiques
CH520909A (fr) * 1970-03-11 1972-03-31 Electrozone Yverdon S A Four à bande continue
DE2217271A1 (de) * 1972-04-11 1973-10-31 Koppers Gmbh Heinrich Verfahren zur herstellung eines fuer die errichtung bzw. auskleidung von gemuffelten oefen, insbesondere von koksoefen, geeigneten siliciumcarbidsteines
GB2072313A (en) * 1980-03-26 1981-09-30 Fhd Furnaces Ltd Muffle furnace
FR2658276A3 (fr) * 1990-02-09 1991-08-16 Siderurgie Fse Inst Rech Dispositif de rechauffage localise de produits metallurgiques en defilement.
JPH03260591A (ja) * 1990-03-08 1991-11-20 O S Seramu Kk 連続焼結炉

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 016, no. 072 (M - 1213) 21 February 1992 (1992-02-21) *

Also Published As

Publication number Publication date
ITVI970050A0 (enrdf_load_stackoverflow) 1997-03-28
ITVI970050A1 (it) 1998-09-28
EP0869191A2 (fr) 1998-10-07
IT1292971B1 (it) 1999-02-11

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