(under subclass 300) Coating apparatus having means to pass a stream of discrete particles of material past a coating material projector whereby the discrete particles of the stream are coated.
(1) Note. In this subclass, for example, may be found devices for applying coating material to a stream of coal passing underneath the spray discharge device.
SEE OR SEARCH THIS CLASS, SUBCLASS:
19, and 417+, and see the notes to subclass 417 for devices for tumbling articles to be coated in the presence of a mass
of coating material.
SEE OR SEARCH CLASS
239, Fluid Sprinkling, Spraying, and Diffusing, 336, 398+ and 549 for spray systems having means to introduce particulate material into the fluid stream being projected.
427, Coating Processes,
212+, for processes of coating particles, flakes, or granules.
