Diffused aeration method
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United States of America Patent
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Apr 16, 2002
Grant Date -
Jul 5, 2001
app pub date -
Feb 27, 2001
filing date -
Oct 15, 1998
priority date (Note) -
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Abstract
A diffused aeration method carried out in an aeration tank which contains a plurality of coarse bubble jet diffusers and a plurality of fine bubble jet diffusers strategically located to provide aeration in an inductive downward flow stream induced by the coarse bubble jet diffusers. The method increases oxygen transfer efficiency and mixing with little or no increase in operating power costs.
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