| 摘要 |
Device to cool and protect a cathode in an electric arc furnace, wherein the cathode comprises at least a consumable column, a structure, hollow on the inside and containing a cooling liquid, arranged around the column and provided with a first lower chamber in which a liquid is suitable to evaporate and a second upper chamber in which the condensation of steam is suitable to occur, at least two vertical conduits being provided to connect the two chambers.
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