Removal of volatile acids from aqueous solutions
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United States of America Patent
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Feb 6, 1990
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N/A
app pub date -
May 2, 1988
filing date -
May 2, 1988
priority date (Note) -
Expired
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Abstract
A process for removing volatile acids from aqueous solutions which involves steam stripping a volatile acid from an aqueous solution and contacting the vaporized acid with a reactable cation to form a salt of the acid. A preferred embodiment of apparatus comprises an elongated distillation column having therein a plurality of zones or stages wherein the volatile acid in the aqueous feed stream is vaporized by steam and then the vaporized acid is carried by the steam into a salt formation zone or stage to react with a reactable cation to form a salt of the acid.
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