Continuous furnace for firing ceramic articles

Details Continuous furnace for firing ceramic articles Continuous furnace for firing ceramic articles

1981-05-01

1982-12-28

Camby, John J.

Heating

Work chamber having heating means

Means supplying a protective or treating agent other than or...

34 36, 432 23, 432 37, 432194, 432201, F27B 504, F27B 904, F27B 700

Patent

active

043659543

ABSTRACT:
A continuous electric tunnel furnace includes a tunnel through which articles to be fired are passed in a direction of feed. The tunnel has a length portion constituting a sintering zone. Nitrogen is introduced into the tunnel at the outlet thereof. The nitrogen stream is oriented against the direction of feed. There is further provided a gate projecting from the tunnel roof into the tunnel in the sintering zone in an orientation transverse to the direction of feed. The gate has opposite lateral bounding edges which are spaced from respective side walls of the tunnel.

REFERENCES:
patent: 356287 (1887-01-01), Mc Ginnis
patent: 1040895 (1912-10-01), Cowles
patent: 3388439 (1968-06-01), Tomkins
patent: 4238122 (1980-12-01), Snyder et al.

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