D.C. furnace with a hearth electrode, hearth electrode and electrode block, as well as process for operating said furnace
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United States of America Patent
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-
Dec 6, 1994
Grant Date -
N/A
app pub date -
Aug 10, 1993
filing date -
Sep 12, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
For the purposes of better cooling and improving the starting conditions of a direct current arc furnace, there is provided a hearth electrode which comprises at least one metal bar passing through the hearth wall and which is cooled by at least one cooling duct which extends along the metal bar to the inner end thereof and opens into the interior of the furnace.
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