METHOD FOR OPERATING AN ELECTRIC ARC FURNACE, AND ELECTRIC ARC FURNACE
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United States of America Patent
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Sep 22, 2016
app pub date -
Oct 23, 2014
filing date -
Oct 31, 2013
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Abstract
A method for operating an electric arc furnace (10) which has at least one electrode (18) having a through-opening (32). An electric arc (20) is generated between the at least one electrode (18) and a material to be melted (16). A first additive is introduced into the through-opening (32) of the electrode (18) for causing an endothermic chemical reaction which is controlled such that the chemical reaction is caused in a predetermined region (34) of the at least one electrode (18), wherein the region faces the material to be melted (16).
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