Flotation Method
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United States of America Patent
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N/A
Issued Date -
Oct 8, 2009
app pub date -
Nov 17, 2006
filing date -
Dec 6, 2005
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A flotation method in which a liquid or slurry is fed to a downcomer (20) where it forms a region of high void fraction which moves out of the downcomer (20) into a vessel (10) in which a froth rises and liquid or slurry falls, characterized in that the liquid or slurry is fed to the downcomer (20) with a jet velocity as it exits an orifice and enters a free jet zone of less than 8 metres/second.
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