Fluidized bed dryer/granulator

Details Fluidized bed dryer/granulator Fluidized bed dryer/granulator

1988-02-24

1989-10-24

Beck, Shrive

Coating apparatus

With heat exchange, drying, or non-coating gas or vapor...

To manipulate work by gas blast

118303, 118DIG5, 34241, 34181, 34182, B05C 1902

Patent

active

048754358

ABSTRACT:
A fluidized bed dryer/granulator (10) for coating pellets (P) used in the preparation of pharmaceutical materials, comprises a chamber (11) having a top wall (12) and a bowl (16) at the bottom thereof and an axial air inlet (19) for directing a flow of air axially therethrough, and at least one removable air inlet (20, 21) positioned in the chamber for directing a circumferential flow of air into the chamber to interact with the axial flow to produce an orbital or swirling motion, enhancing the rate of treatment of the material in the chamber.

REFERENCES:
patent: 380588 (1888-04-01), Noth
patent: 3233584 (1966-02-01), Augstadt
patent: 4532155 (1985-07-01), Golant et al.
patent: 4724794 (1988-02-01), Itoh

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