Method and apparatus for the spraying of powder

Details Method and apparatus for the spraying of powder Method and apparatus for the spraying of powder

1981-04-03

1987-04-21

Kashnikow, Andres

Fluid sprinkling, spraying, and diffusing

Processes

Including electrostatic charging

239 11, 239704, 239290, 239405, B05B 500, B05B 700, B05B 710

Patent

active

046590110

ABSTRACT:
A method of and apparatus are disclosed for spraying powder, particularly for the coating of articles, by introducing a spray gas into the powder as the latter is expelled from a spray opening. An additional gas is injected into the stream of powder upstream of the point where the spray gas is introduced, in such a manner as to exert a cyclone effect on the stream of powder, force the powder radially outward and simultaneously drive it in the direction of flow of the powder.

REFERENCES:
patent: 3873024 (1975-03-01), Probst et al.
patent: 4090666 (1978-05-01), Peck
patent: 4324361 (1982-04-01), Moos et al.
patent: 4343436 (1982-08-01), Lehmann

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