Including an injector or two fluid concentric jet nozzle for the contact fluids, with baffles, screens, or other mingling or agitating devices.
(1) Note. See the class definition of Class 239, Fluid Sprinkling, Spraying, and Diffusing, Lines With Other Classes, Lather Makers and Slow Diffusers, for the line between the two classes.
SEE OR SEARCH CLASS
239, Fluid Sprinkling, Spraying, and Diffusing,
338, 340+ and 398+ for similar concentric jet nozzles for mixing a plurality of fluids (one of which may be a gas, the other a liquid) combined with a terminal element to spray the mixture.