Method for controlling moisture content of silica powder

Details Method for controlling moisture content of silica powder Method for controlling moisture content of silica powder

1991-04-02

1992-10-20

Focarino, Margaret A.

Conveyors: fluid current

With adjunctive substance added

Liquid

406197, B65G 5304

Patent

active

051564980

ABSTRACT:
A method for controlling a moisture content of a silica powder, which comprises contacting a fluid-flowing silica powder with a steam in a vessel, for example, a pipeline for transportation by air that connects a hopper for storing of a silica powder and a solid-gas separator, held at a temperature lower than a condensation temperature of the steam.

REFERENCES:
patent: 3512845 (1970-05-01), Milewski et al.
patent: 4077612 (1978-03-01), Ricciardi
patent: 4773960 (1988-09-01), Vincelli et al.
patent: 4789272 (1988-12-01), Matsubara et al.

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