Centrifugal tumbling granulating-coating apparatus, method of gr

Details Centrifugal tumbling granulating-coating apparatus, method of gr Centrifugal tumbling granulating-coating apparatus, method of gr

1997-10-21

1999-05-18

Edwards, Laura

Coating processes

Medical or dental purpose product; parts; subcombinations;...

Particulate or unit-dosage-article base

427212, 427240, 427242, 118 19, 118 20, 118 52, 118 58, 118303, 118417, 118418, B05D1/00

Patent

active

059049510

ABSTRACT:
A centrifugal tumbling granulating-coating apparatus for spherically granulating and coating pharmaceuticals, foods and the like. The apparatus is constructed such that an annular outer portion 5b of a rotary disc 5 is formed to provide an inclined portion which is inclined downwardly toward the center, the size (P) of the outer portion 5b in the horizontal direction is within the range of P.gtoreq.0.25D to the diameter (D) and preferably 0.4D.gtoreq.P.gtoreq.0.25D, and the height (H) is within the range of 0.1D.ltoreq.H.ltoreq.0.33D and preferably 0.1D.ltoreq.H.ltoreq.0.25D.

REFERENCES:
patent: 4581242 (1986-04-01), Forster
patent: 4740390 (1988-04-01), Kulling
patent: 4967688 (1990-11-01), Funakoshi et al.

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