Electrostatic fluidized bed coating unit

Details Electrostatic fluidized bed coating unit Electrostatic fluidized bed coating unit

1976-05-06

1978-01-24

McIntosh, John P.

Coating apparatus

With means to apply electrical and/or radiant energy to work...

Electrostatic and/or electromagnetic attraction or...

118309, B05C 1902

Patent

active

040697924

ABSTRACT:
An electrostatic fluidized bed coating unit is disclosed. The coating unit comprises a plenum chamber with means for ingress of a gas under a greater than atmospheric pressure, a porous plate located on top of the plenum chamber and extending to the limits of the containing walls of the plenum chamber, containing walls for powder immediately above the porous plate and forming essentially a continuation of the plenum chamber walls, a coating chamber secured to such powder containing walls, and an exhaust system for effecting a uniform fluidizing gas removal from an area essentially directly above the porous plate.

REFERENCES:
patent: 3560239 (1971-02-01), Facer et al.
patent: 3566833 (1971-03-01), Beebe et al.
patent: 3589335 (1971-06-01), Chester et al.
patent: 3921576 (1975-11-01), Vertue

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