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. This apparatus comprises a dissolution tank that includes a pressure vessel, at least one liquid spray nozzle, and a fluid outlet. It 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.
Biological and Agricultural Engineering
US8276888; AU2006249808 (B2); CA2609030 (C); JP5127702 (B2)
Board of Trustees of the University of Arkansas (Little Rock, AR)
Osborn, Gregory S.; Matlock, Marty D.; and Teltschik, Shandi S., "System and method for dissolving gases in fluids and for delivery of dissolved gases" (2012). Patents Granted. 52.