Dual outlet pulp level control system for flash flotation devices
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United States of America Patent
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Jun 1, 1999
Grant Date -
N/A
app pub date -
Apr 30, 1997
filing date -
May 1, 1996
priority date (Note) -
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status (Latency Note)
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Abstract
A flash flotation device (1) comprises a tank (2) to contain slurry (3) incorporating minerals to be extracted, a feed inlet (25) for admission of slurry (3) into the tank (2), agitation means (10) to agitate the slurry (3) within the tank (2), aeration means to aerate the slurry (3) whereby floatable minerals in suspension form a surface froth for removal via froth lip (29), a bottom outlet (26) for withdrawal of relatively coarse or dense components of the slurry (3) from the tank (2), and a side outlet (28) to regulate the level of slurry (3) in the tank (2).
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