Apparatus for soaking steel pieces

Details Apparatus for soaking steel pieces Apparatus for soaking steel pieces

1985-01-03

1986-09-30

Camby, John J.

Heating

Work chamber having heating means

Combustion products heat work by contact

432 11, 432128, F27B 304, F27B 902

Patent

active

046144951

ABSTRACT:
An apparatus for soaking steel pieces including cold steel pieces and hot steel pieces. The apparatus is of the type which includes: a soaking furnace for subjecting the steel pieces to a soaking treatment; a preheating chamber for preheating the cold steel pieces before the cold steel pieces are introduced into the soaking furnace, the preheating chamber being connected to the soaking furnace for receiving waste heat from the soaking furnace for the preheating treatment and having an outlet portion for discharging the cold steel pieces; and a mechanism for introducing the steel pieces into the soaking furnace and for advancing the steel pieces through the soaking furnace. The soaking furnace has: a heating zone for heating the steel pieces; a soaking zone being communicated to the heating zone and having a heat source for heating the steel pieces, which have been heated in the heating zone, at a higher temperature than in the heating zone for the soaking treatment, the soaking zone having a ceiling higher than a ceiling of the heating zone; and means for connecting the heating zone to the preheating chamber for feeding waste heat.

REFERENCES:
patent: 568847 (1896-10-01), Grove et al.
patent: 1913197 (1933-06-01), Freeland
patent: 2799491 (1957-07-01), Rusciano
patent: 4311454 (1982-01-01), Tabuchi

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