System and method for dissolving gases in fluids and for delivery of dissolved gases
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United States of America Patent
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Oct 2, 2012
Grant Date -
Jul 2, 2009
app pub date -
May 25, 2006
filing date -
May 25, 2004
priority date (Note) -
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Abstract
Apparatus and methods are disclosed for facilitating dissolution of one or more gases into a liquid. Preferred gases for use with the apparatus are oxygen, air, and ozone. An apparatus of the present invention comprises a dissolution tank that includes a pressure vessel, at least one liquid spray nozzle, and a fluid outlet. The apparatus also comprises a gas source, means for passing fluid into the pressure vessel, and a discharge device connected to the fluid outlet, which discharge device is provided with at least one orifice. Preferred applications include wastewater treatment, treatment of drinking water, fermentation, and bioremediation.
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