Non-evaporative process for the production of aluminum sulfate
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United States of America Patent
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Jun 1, 1982
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N/A
app pub date -
Jun 30, 1980
filing date -
Jun 30, 1980
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Expired
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Abstract
A non-evaporative process for the production of drier aluminum sulfate is disclosed. A purified alum liquor containing 6 to 11% alumina as Al.sub.2 O.sub.3 is contacted with aluminum trihydrate and additional sulfuric acid in amounts sufficient to produce drier, low iron aluminum sulfate.
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