Method and apparatus for alternating pouring from common hearth in plasma furnace
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United States of America Patent
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Dec 30, 2008
Grant Date -
Mar 16, 2006
app pub date -
Jan 19, 2005
filing date -
Sep 20, 2002
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A method and apparatus for alternating pouring into molds, casts or refining hearths from a common hearth in a furnace. The apparatus provides a main hearth, a plurality of optional refining hearths, and a plurality of casting molds or direct molds whereby the refining hearths and molds define at least two separate ingot making lines. The main hearth alternatively pours into a first ingot making line while the other line is prepared, and vice versa allowing for continuous melting.
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