Coating processes – Particles – flakes – or granules coated or encapsulated
Patent
1980-02-11
1982-03-09
Silverberg, Sam
Coating processes
Particles, flakes, or granules coated or encapsulated
118303, B01J 200
Patent
active
043189415
ABSTRACT:
A process wherein solid particles are coated with either liquids or solids while the particles are moving as a uniform layer over the surface of a rotating body and subsequently discharged from the surface by centrifugal force. Two forms of coating apparatus designed to coat prills are shown, the preferred apparatus having a flexible conical disc carrying a layer of existing material which touches the rim of the rotating body from which the solid is discharged.
REFERENCES:
patent: 3033159 (1962-05-01), O'Brien
patent: 3198655 (1965-08-01), Gisiger
patent: 3288052 (1966-11-01), Hough
patent: 3359942 (1967-12-01), Prince
Gillett John E.
Hann Richard A.
Isherwood John
Norton-Berry Philip
Steel Margaret L.
Imperial Chemical Industries Limited
Silverberg Sam
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