In this application, mine water is used to drive the trompe and the compressed air that is generated is used to oxygenate the mine water and to drive off excess dissolved carbon dioxide that may be present thus raising the pH of the water being treated.
In this application, mine water is used to power the pump and the compressed air generated is utilized to oxygenate the mine water and remove excess dissolved carbon dioxide, which may be present, thus raising the pH of the water being treated.