Method of, and cupola furnace for, the introduction of treatment

Details Method of, and cupola furnace for, the introduction of treatment Method of, and cupola furnace for, the introduction of treatment

1980-07-30

1982-07-27

Rosenberg, P. D.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75130R, 75130B, 75130BB, C22C 3308

Patent

active

043415539

ABSTRACT:
A cupola furnace has a hearth 1 with tuyeres 2, a floor 3 and a tapping duct 4 leading to a forehearth 5. To enable treatment agents to be introduced into the melt in the furnace below the surface of the melt, the furnace is additionally provided with a lance 17 which extends through lining brickwork of the furnace into a sump 15 in the floor of the furnace. The lance 17 may be connected to a hot blast ring main which supplies the tuyeres 2.

REFERENCES:
patent: 3231371 (1966-01-01), Schaeffer
patent: 3802680 (1974-04-01), Anders
patent: 3833361 (1974-09-01), Kusaka
patent: 3880411 (1975-04-01), Voronova
patent: 3955974 (1976-05-01), Alt
patent: 3998625 (1976-12-01), Koros
patent: 4180396 (1979-12-01), Caspers

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