Method and apparatus for preparing a so-called non-caking powder

Details Method and apparatus for preparing a so-called non-caking powder Method and apparatus for preparing a so-called non-caking powder

1976-09-09

1978-01-31

Camby, John J.

Drying and gas or vapor contact with solids

Apparatus

With means to treat gas or vapor

34 10, 34 13, 34 60, 34 62, F26B 700, F26B 1900

Patent

active

040707660

ABSTRACT:
Method and plant for preparing a non-caking powder by spray-drying a mixture of a concentrate of minimally 48% dry substance, such that in an uninterrupted drying operation the mixture is passed through the so-called sticky-zone, after which a subsequent cooling, rewetting and crystallization is performed, the latter three operations remaining spaced from said sticky-zone.

REFERENCES:
patent: 2335380 (1943-11-01), Bertram et al.
patent: 2912768 (1959-11-01), Huston et al.
patent: 3477874 (1969-11-01), Repsdorph et al.

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