Apparatus and method for containing inert gas around molten meta

Details Apparatus and method for containing inert gas around molten meta Apparatus and method for containing inert gas around molten meta

1989-02-23

1990-08-21

Kastler, S.

Dispensing

Processes of dispensing

Molten metal

222606, 222603, B22D 4158

Patent

active

049498851

ABSTRACT:
A molten metal stream descends from a ladle through a nozzle and then a shroud into a molten metal bath in a tundish. Structure is provided to contain a ring of inert gas around the nozzle immediately adjacent the junction of the nozzle and the shroud and to prevent outside air from entering the shroud at the junction.

REFERENCES:
patent: 4480770 (1984-11-01), Goursat et al.
patent: 4747584 (1988-05-01), Rellis, Jr. et al.
patent: 4854487 (1989-08-01), Ando et al.

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