MA30647B1 - Voutain de four a arc electrique et partie centrale pour ce voutain - Google Patents

Voutain de four a arc electrique et partie centrale pour ce voutain

Info

Publication number
MA30647B1
MA30647B1 MA31640A MA31640A MA30647B1 MA 30647 B1 MA30647 B1 MA 30647B1 MA 31640 A MA31640 A MA 31640A MA 31640 A MA31640 A MA 31640A MA 30647 B1 MA30647 B1 MA 30647B1
Authority
MA
Morocco
Prior art keywords
voutain
central part
electric arc
oven
peripheral part
Prior art date
Application number
MA31640A
Other languages
English (en)
Inventor
Serge Fontaine
Paolo Esposito
Original Assignee
Vesuvius Crucible Co
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 Vesuvius Crucible Co filed Critical Vesuvius Crucible Co
Publication of MA30647B1 publication Critical patent/MA30647B1/fr

Links

Classifications

    • 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
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/02—Crowns; Roofs
    • F27D1/025—Roofs supported around their periphery, e.g. arched roofs
    • 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
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/12—Working chambers or casings; Supports therefor
    • F27B3/16—Walls; Roofs
    • 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
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/18—Door frames; Doors, lids, removable covers
    • F27D1/1808—Removable covers
    • F27D1/1816—Removable covers specially adapted for arc furnaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Furnace Details (AREA)

Abstract

Voûtain de four à arc électrique et partie centrale pour ce voûtain. L'invention concerne un voûtain (10) de four à arc électrique, comprenant une partie centrale (14) et une partie périphérique (16) entourant la partie centrale (14), chacune de ces parties étant munie d'une surface interne (24, 26) destinée à être dirigée vers l'intérieur (I) du four. Les surfaces internes des parties périphérique et centrale forment entre elles un décrochement (d) tel que la surface interne (24) de la partie centrale (14) soit en retrait par rapport à la surface interne (26) de la partie périphérique (16) en considérant l'intérieur du four. Fig. 1
MA31640A 2006-07-20 2009-02-13 Voutain de four a arc electrique et partie centrale pour ce voutain MA30647B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06117550A EP1881285A1 (fr) 2006-07-20 2006-07-20 Voûtain de four à arc électrique et partie centrale pour ce voûtain

Publications (1)

Publication Number Publication Date
MA30647B1 true MA30647B1 (fr) 2009-08-03

Family

ID=37692606

Family Applications (1)

Application Number Title Priority Date Filing Date
MA31640A MA30647B1 (fr) 2006-07-20 2009-02-13 Voutain de four a arc electrique et partie centrale pour ce voutain

Country Status (9)

Country Link
US (1) US20090168831A1 (fr)
EP (2) EP1881285A1 (fr)
AT (1) ATE515671T1 (fr)
BR (1) BRPI0714443A2 (fr)
CA (1) CA2656734A1 (fr)
CO (1) CO6160252A2 (fr)
MA (1) MA30647B1 (fr)
MX (1) MX2009000754A (fr)
WO (1) WO2008009468A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1397723B1 (it) * 2009-12-16 2013-01-24 Com In S R L Voltino per forno elettrico
US8780952B2 (en) * 2010-04-05 2014-07-15 John W. Schwer Roof system for electric arc furnace and method for manufacturing the same
EP2503011B1 (fr) 2011-03-14 2013-06-26 Refractory Intellectual Property GmbH & Co. KG Couvercle de four industriel
KR101293060B1 (ko) * 2011-03-30 2013-08-05 현대제철 주식회사 전기로용 지붕
CN102252517A (zh) * 2011-04-26 2011-11-23 洛阳市科创耐火材料有限公司 一种低成本、长寿命的组合式电弧炉炉顶预制件
CN102213545A (zh) * 2011-05-03 2011-10-12 张小旭 一种组合式电弧炉炉盖

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3967048A (en) * 1975-06-06 1976-06-29 Longenecker Levi S Dual ring supported roof for electric arc furnace
US4021603A (en) * 1975-10-22 1977-05-03 Ishikawajima-Harima Jukogyo Kabushiki Kaisha Roof for arc furnace
DE2805263C2 (de) * 1977-02-08 1983-09-08 Daidotokushuko K.K., Nagoya, Aichi Wassergekühlter Ofendeckel
JPS5414308A (en) * 1977-07-05 1979-02-02 Kurosaki Refractories Co Method of preventing mutual welding of largeeand smalllceiling joint area in electric furnace
JPS596357B2 (ja) * 1977-07-22 1984-02-10 黒崎窯業株式会社 電気炉天井
JPS5440208A (en) * 1977-09-05 1979-03-29 Kurosaki Refractories Co Electric furnace ceiling with replaceable small ceiling
US4417343A (en) * 1980-10-01 1983-11-22 Nikko Co., Ltd. Water-cooled lid made of steel tubing for electric furnace
US4553245A (en) * 1983-06-24 1985-11-12 Wean United, Inc. Roof assembly for an electric arc furnace
JPS5989980A (ja) * 1983-10-03 1984-05-24 黒崎窯業株式会社 誘導電流防止機構を備える製鋼用電弧炉の炉蓋
US4545058A (en) * 1983-12-15 1985-10-01 Amsted Industries Incorporated Electric furnace refractory roof form

Also Published As

Publication number Publication date
BRPI0714443A2 (pt) 2013-04-24
CA2656734A1 (fr) 2008-01-24
EP1881285A1 (fr) 2008-01-23
EP2047197A1 (fr) 2009-04-15
ATE515671T1 (de) 2011-07-15
MX2009000754A (es) 2009-01-30
WO2008009468A1 (fr) 2008-01-24
US20090168831A1 (en) 2009-07-02
EP2047197B1 (fr) 2011-07-06
CO6160252A2 (es) 2010-05-20

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