Granular alkali metal silicate production
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United States of America Patent
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Aug 23, 1994
Grant Date -
N/A
app pub date -
Jul 2, 1992
filing date -
Jul 2, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Alkali metal silicate solutions are formed into granules in a single stage. The heated solution is sprayed into a heated drum having a multiplicity of arms fixed to a rapid by rotating central shaft. A gas, preferably air, heated to 150.degree. C. to 200.degree. C. is also introduced with the silicate solution and a granulated product is obtained from the other end of the drum.
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