FIELD: apparatus for blowing processing gas in melt metal contained in ladle, ladle for treating metal and their usage.
SUBSTANCE: apparatus for blowing processing gas in melt metal in ladle designed for securing to one wall of ladle includes at least one injection nozzle with end opening, movable unit controlled outside apparatus and providing cleaning of nozzle end opening. Said movable unit includes rod mounted with possibility of sliding inside nozzle. Said rod is mounted with possibility of movement from rest position where it does not achieve end opening and provides passage for processing gas to working position.
EFFECT: possibility for cleaning each nozzle during operation of plant.
13 cl, 2 dwg
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