EP1498502A4 - Vertical muffle type heat treating furnace - Google Patents

Vertical muffle type heat treating furnace

Info

Publication number
EP1498502A4
EP1498502A4 EP03707025A EP03707025A EP1498502A4 EP 1498502 A4 EP1498502 A4 EP 1498502A4 EP 03707025 A EP03707025 A EP 03707025A EP 03707025 A EP03707025 A EP 03707025A EP 1498502 A4 EP1498502 A4 EP 1498502A4
Authority
EP
European Patent Office
Prior art keywords
type heat
heat treating
treating furnace
muffle type
vertical muffle
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Withdrawn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
EP03707025A
Other languages
German (de)
French (fr)
Other versions
EP1498502A1 (en
Inventor
Masato Nagata
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.)
Chugai Ro Co Ltd
Original Assignee
Chugai Ro Co Ltd
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 Chugai Ro Co Ltd filed Critical Chugai Ro Co Ltd
Publication of EP1498502A1 publication Critical patent/EP1498502A1/en
Publication of EP1498502A4 publication Critical patent/EP1498502A4/en
Withdrawn legal-status Critical Current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
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/56—Continuous furnaces for strip or wire
    • 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
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0073—Seals
    • 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
    • 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
    • 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
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/56—Continuous furnaces for strip or wire
    • C21D9/562—Details
    • C21D9/565—Sealing arrangements
    • 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
    • F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
    • F27B5/04—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated adapted for treating the charge in vacuum or special atmosphere
    • 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
    • F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
    • F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B5/10—Muffles
    • 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
    • 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
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/56—Continuous furnaces for strip or wire
    • C21D9/573—Continuous furnaces for strip or wire with cooling
    • 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
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/66—Tower-type 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
    • F27B9/14—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
    • F27B9/142—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 along a vertical axis
    • 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
    • F27B9/28—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity for treating continuous lengths of work
EP03707025A 2002-04-23 2003-02-24 Vertical muffle type heat treating furnace Withdrawn EP1498502A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002120037A JP2003313613A (en) 2002-04-23 2002-04-23 Vertical, heat-treating muffle furnace
JP2002120037 2002-04-23
PCT/JP2003/001996 WO2003091462A1 (en) 2002-04-23 2003-02-24 Vertical muffle type heat treating furnace

Publications (2)

Publication Number Publication Date
EP1498502A1 EP1498502A1 (en) 2005-01-19
EP1498502A4 true EP1498502A4 (en) 2007-10-03

Family

ID=29267351

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03707025A Withdrawn EP1498502A4 (en) 2002-04-23 2003-02-24 Vertical muffle type heat treating furnace

Country Status (5)

Country Link
EP (1) EP1498502A4 (en)
JP (1) JP2003313613A (en)
KR (1) KR20040101241A (en)
CN (1) CN1643169A (en)
WO (1) WO2003091462A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060098092A (en) * 2005-03-08 2006-09-18 주식회사 포스코 Apparatus for adjusting the position of muffle for vertical annealing furnace
DE202016009069U1 (en) * 2015-06-29 2022-01-24 Corning Incorporated Production line and sintered article
US10766165B2 (en) 2015-06-29 2020-09-08 Corning Incorporated Manufacturing line, process, and sintered article
US10486332B2 (en) 2015-06-29 2019-11-26 Corning Incorporated Manufacturing system, process, article, and furnace
DE102016007845A1 (en) * 2016-06-27 2017-12-28 Wsp Gmbh Process for the rough cooling of steel strip during the hardening and tempering process in the run and apparatus for carrying out the method
CN107914057B (en) * 2016-10-11 2020-11-24 张跃 Cooling device with side heating function in furnace
JP6779587B2 (en) * 2017-10-05 2020-11-04 中外炉工業株式会社 Vertical muffle type heat treatment furnace

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB120114A (en) * 1917-11-12 1918-10-31 Wellman Seaver & Head Ltd Improvements in connection with Steel-making Furnaces, or Mixers, and the like.
FR1344841A (en) * 1963-01-23 1963-11-29 Demag Ag Sealing device for the head cap of metallurgical or similar furnaces
JPH04225780A (en) * 1990-12-26 1992-08-14 Daido Steel Co Ltd Shaft furnace
JPH06207783A (en) * 1993-01-11 1994-07-26 Daido Steel Co Ltd Vertical type muffle furnace

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5856861U (en) * 1981-10-14 1983-04-18 川崎製鉄株式会社 Annealing furnace seal
JPH0221757Y2 (en) * 1986-03-25 1990-06-12
JPS63119657U (en) * 1987-01-23 1988-08-02
JP2753854B2 (en) * 1989-04-19 1998-05-20 日新製鋼株式会社 Vertical continuous annealing furnace
JP3356864B2 (en) * 1994-03-31 2002-12-16 中外炉工業株式会社 Heating zone of vertical continuous bright annealing furnace for steel strip
JP2000028269A (en) * 1998-07-08 2000-01-28 Chugai Ro Co Ltd Muffle holding structure in vertical muffle furnace
EP1293741B1 (en) * 2000-05-30 2008-11-12 Matsushita Electric Industrial Co., Ltd. Heat treatment apparatus

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB120114A (en) * 1917-11-12 1918-10-31 Wellman Seaver & Head Ltd Improvements in connection with Steel-making Furnaces, or Mixers, and the like.
FR1344841A (en) * 1963-01-23 1963-11-29 Demag Ag Sealing device for the head cap of metallurgical or similar furnaces
JPH04225780A (en) * 1990-12-26 1992-08-14 Daido Steel Co Ltd Shaft furnace
JPH06207783A (en) * 1993-01-11 1994-07-26 Daido Steel Co Ltd Vertical type muffle furnace

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO03091462A1 *

Also Published As

Publication number Publication date
KR20040101241A (en) 2004-12-02
WO2003091462A1 (en) 2003-11-06
EP1498502A1 (en) 2005-01-19
JP2003313613A (en) 2003-11-06
CN1643169A (en) 2005-07-20

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