EP 0790474 A1 19970820 - Cooled roof for electric arc furnaces and for ladle furnaces
Title (en)
Cooled roof for electric arc furnaces and for ladle furnaces
Title (de)
Gekühlter Ofendeckel für Lichtbogenofens oder für Lichtbogenpfannen
Title (fr)
Toit refroidit pour fours ou poches à arc
Publication
Application
Priority
IT UD960018 A 19960213
Abstract (en)
Cooled roof for electric arc furnaces and ladle furnaces, of the type comprising a plurality of radial, contiguous panels (11), each panel (11) including at least a cooling conduit (12), through which the cooling water flows, arranged radially with respect to the roof (10) and including a transverse transit section which progressively narrows from the outer periphery towards the centre of the roof (10). <IMAGE>
IPC 1-7
IPC 8 full level
CPC (source: EP)
F27D 1/1816 (2013.01); F27D 1/141 (2013.01)
Citation (search report)
- [X] EP 0063549 A1 19821027 - DANIELI ENG SPA [IT], et al
- [X] FR 2476823 A1 19810828 - CLESID SA [FR]
- [A] FR 2420108 A1 19791012 - INST OCHISTKE TEKHN [SU]
- [A] FR 2445942 A1 19800801 - CLESID SA
- [A] US 5426664 A 19950620 - GROVE ROBERT C [US]
- [A] DE 4007662 C1 19910523
Designated contracting state (EPC)
AT BE DE ES FR GB IT SE
DOCDB simple family (publication)
EP 0790474 A1 19970820; BR 9700229 A 19980630; IT UD960018 A0 19960213; IT UD960018 A1 19970814; KR 970062639 A 19970912
DOCDB simple family (application)
EP 97101864 A 19970206; BR 9700229 A 19970213; IT UD960018 A 19960213; KR 19970003665 A 19970206