Vertical annealing furnace for a strip treatment device

Details Vertical annealing furnace for a strip treatment device Vertical annealing furnace for a strip treatment device

1998-10-13

2000-01-18

Kastler, Scott

Metallurgical apparatus

Means treating a continuum of work

With heating means

266103, C21D 954

Patent

active

060155264

ABSTRACT:
The vertical annealing furnace for the continuous bright annealing of a metal strip guided through the furnace comprises: a vertically disposed muffle having a strip entry side and a strip exit side, the muffle having the freedom to expand in a longitudinal direction, and the muffle being disposed such that the strip entry side is situated at a top side of the muffle and the strip exit side is situated at an underside of the muffle; heating structure for externally heating the muffle; bearing structure for fixedly supporting the underside of the muffle such that it is delimited downwards in the longitudinal direction; an expansion section being provided on the top side of the muffle for taking up thermal expansion in the longitudinal direction of generally the entire muffle; and vertically movable support structure for exerting an upwardly directed support force on the muffle, the vertically movable support structure being connected to an upper part of the muffle.

REFERENCES:
patent: 2594876 (1952-04-01), Cope
patent: 3711073 (1973-01-01), Chu et al.
Stahl Und Eisen, vol. 93, No. 24, Nov. 22, 1973, pp. 1152-1157 H.W. Honervogt: "Eine indirekt beheizte Gluhanlage fur das Gluhen von nichtrostenden und saurebestandigen Kaltbandern unter Schutzgas".

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