Process for the removal of bismuth from copper refining electrolyte by using lead oxide
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United States of America Patent
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Jul 28, 1992
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N/A
app pub date -
Jul 11, 1991
filing date -
Jul 11, 1991
priority date (Note) -
Expired
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Abstract
Bismuth impurity is removed from copper electrolyte by contacting the electrolyte with an effective amount of finely divided lead oxide.
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