Furnace roof for the electric arc furnace

Details Furnace roof for the electric arc furnace Furnace roof for the electric arc furnace

1977-12-09

1979-05-01

Envall, Jr., R. N.

Furnaces

With fuel treatment means

Preliminary refuse treatment means

110335, F27D 102

Patent

active

041525345

ABSTRACT:
A furnace roof for an electric arc furnace which is divided into several blocks so that local damage, if any, of the furnace roof can be repaired easily by replacing a block which has been damaged with a new spare one, without taking down the whole furnace roof for repairs.

REFERENCES:
patent: 3756172 (1973-09-01), Brereton et al.
patent: 3967048 (1976-06-01), Longenecker
patent: 4021603 (1977-05-01), Nanjyo et al.

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