Flotation apparatus
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United States of America Patent
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Jun 23, 1998
Grant Date -
N/A
app pub date -
Jul 21, 1995
filing date -
Jul 22, 1994
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An apparatus for selective particle flotation includes a static mixer connected to a flotation section in lieu thereof of the apparatus. The static mixer is disposed upstream of the flotation section in lieu thereof with respect to a direction of fluid flow through the apparatus. The static mixer mixes sludge with small gas bubbles. A flotation cyclone is disposed in an upstream portion of the flotation section in lieu thereof with respect to the direction of fluid flow through the apparatus. The flotation cyclone is the initial separation device through which the sludge flows.
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