Iron Precipitation
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United States of America Patent
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Issued Date -
May 26, 2011
app pub date -
Jun 25, 2009
filing date -
Jun 25, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A process for the treatment of a solution containing at least ferric ions, and one or more metal values, said process including the step of maintaining a controlled concentration of ferric ions in solution for a sufficient residence time to control iron hydroxide or oxide crystal growth, and precipitating the iron as a relatively crystalline iron hydroxide or oxide while minimising the loss of the ore or more metal values with the iron hydroxide or oxide.
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