ALEXANDRIA, Va., July 28 -- United States Patent no. 12,690,594, issued on July 28, was assigned to ECO-OXYGEN TECHNOLOGIES LLC (Indianapolis).
"Apparatus and methods for dissolving carbon dioxide in water" was invented by David Clidence (Carmel, Ind.) and Richard E. Speece (Nashville, Tenn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Systems for dissolving CO2 into a liquid can be used in various applications. One of the challenges with incorporating CO2 as a treatment strategy is the footprint needed for a basin large enough to use traditional diffuser type technology to dissolve the CO2 at a relative low efficiency. A conical shaped transfer device can be used easily be used on a piping or closed syste...