Carbon dioxide snow nozzle for metallurgy

摘要

A carbon dioxide snow nozzle for in particular rendering a molten metal inert. The nozzle comprises a supply pipe supplying liquid carbon dioxide under pressure for connection to a source of liquid carbon dioxide under pressure, a T-shaped element having one end connected to the pipe and the other two ends connected to liquid carbon dioxide conveying line which each have and to a controlled valve the outlets of the valves being interconnected by a V-shaped connecting element which opens onto a pipe for discharging the snow.