Refractory assemblies
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United States of America Patent
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Sep 17, 2002
Grant Date -
N/A
app pub date -
Jun 7, 1999
filing date -
Oct 17, 1996
priority date (Note) -
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status (Latency Note)
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Abstract
The invention relates to a set of refractory assemblies, which is capable of being used between an upstream container and a downstream container of a plant for transferring liquid metal, in particular steel, comprising: a tapping spout via which the metal flows from the upstream container into the downstream container, each refracotry assembly of the tapping spout having at least one surface forming a mating surface with a corresponding surface of an adjacent refractory assembly; a flow regulator for regulating the flow of liquid metal through the tapping spout; a shroud channel placed around the tapping spout near at least one mating surface between refractory assemblies and having an inlet capable of allowing the intake of a fluid; in which the shroud channel has an outlet capable of allowing the fluid to escape to the outside of the plant.
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