Vortex dispersing nozzle for liquefied cryogenic inert gases use

Details Vortex dispersing nozzle for liquefied cryogenic inert gases use Vortex dispersing nozzle for liquefied cryogenic inert gases use

1993-08-02

1994-09-06

Andrews, Melvyn J.

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

266207, C22B 900

Patent

active

053444787

ABSTRACT:
Method and apparatus for dispersing cryogenic inert gases over the surface of a bath of molten metal by separating vaporized cryogenic gas from the liquid phase of the gas and introducing the liquid phase and the gaseous phase onto the surface of the molten metal in a swirling pattern. Additional inert gas can be introduced into the middle of the liquid phase.

REFERENCES:
patent: 4178980 (1979-12-01), Gilbert et al.
patent: 4460409 (1984-07-01), Devalois et al.
patent: 4518421 (1985-05-01), Foulard et al.
patent: 4723997 (1988-02-01), Lutgen
patent: 4915362 (1990-04-01), Borasci et al.
patent: 4990183 (1991-02-01), Anderson et al.

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