CORED WIRE FOR THE METALLURGICAL TREATMENT OF A BATH OF MOLTEN METAL AND CORRESPONDING METHOD
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United States of America Patent
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Sep 24, 2015
app pub date -
Nov 8, 2013
filing date -
Nov 9, 2012
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Abstract
A cored wire (1; 100) intended to be injected into a molten metal bath to perform metallurgical treatment, the cored wire comprising: a fill (2) extending locally along a longitudinal axis (L), the fill comprising at least one active substance to treat the molten metal; and an outer sheath (4) extending longitudinally around the fill, characterized in that the fill comprises: an extruded bar (8) extending longitudinally and comprising the active substance; and an intermediate layer (10) extending longitudinally between the extruded bar and the outer sheath and comprising a powder containing one or more from among: a metal, a mixture of metals, a metal oxide, a mixture of metal oxides.
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