Method of removing lead, reclaimed metals and reclaimed products
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United States of America Patent
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Issued Date -
May 6, 2010
app pub date -
Oct 30, 2009
filing date -
Nov 6, 2008
priority date (Note) -
Abandoned
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Abstract
An object of the present invention is to provide an industrially excellent method for removing lead that is high in removal effect of lead, capable of implementing the removal even in small facilities and of suppressing capital investment cost. A material to be treated selected from the group consisting of a pure metal and an alloy is heated to obtain a melt. The melt is contacted with at least one of a metal halide and a metal oxyhalide to remove lead in the material to be treated.
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