Production of potassium sulfate using differential contacting
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United States of America Patent
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Aug 27, 1996
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N/A
app pub date -
Nov 28, 1994
filing date -
Nov 28, 1994
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Abstract
A process for the manufacture of potassium sulfate from a sodium sulfate source, potash and water, comprising the steps of: (a) introducing the sodium sulfate source, water and potash into a differential countercurrent contactor; and (b) causing the sodium sulfate source, potash and water to contact differentially to produce potassium sulfate.
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