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Current content: 156 511 693 patent documents

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EP 0089398 B1 19861203 - CEILING BEAM CONSTRUCTION FOR HEATING FURNACE

Title (en)

CEILING BEAM CONSTRUCTION FOR HEATING FURNACE

Publication

EP 0089398 B1 19861203 (EN)

Application

EP 82102456 A 19820324

Priority

EP 82102456 A 19820324

Abstract (en)

[origin: EP0089398A1] An improved ceiling beam construction for a heating furnace 1 in which ceiling beams 6 having a closed cross section are adopted for utilizing the interior of the beams simultaneously as ducts 7 for passing gases through them so as to reduce space required for installing separate gas ducts, with a consequent decrease in the number of duct supporting fittings or fixtures.

IPC 1-7

F27B 9/32; F27D 1/02; C21D 9/00; F23M 5/06

IPC 8 full level

C21D 9/00 (2006.01); F23M 5/06 (2006.01); F27B 9/32 (2006.01); F27D 1/02 (2006.01)

CPC (source: EP)

C21D 9/0081 (2013.01); F23M 5/06 (2013.01); F27B 9/32 (2013.01); F27D 1/025 (2013.01)

Designated contracting state (EPC)

AT BE DE FR GB IT

DOCDB simple family (publication)

EP 0089398 A1 19830928; EP 0089398 B1 19861203; AT E24044 T1 19861215; DE 3274576 D1 19870115

DOCDB simple family (application)

EP 82102456 A 19820324; AT 82102456 T 19820324; DE 3274576 T 19820324