Method for controlling moisture content of silica powder
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United States of America Patent
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Oct 20, 1992
Grant Date -
N/A
app pub date -
Apr 2, 1991
filing date -
Apr 5, 1990
priority date (Note) -
Expired
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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.
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