METHOD AND APPARATUS FOR TREATING OFFGASES IN A ACETIC ACID PRODUCTION UNIT
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Jun 16, 2015
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Jun 17, 2014
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A method for scrubbing off-gas generated in production units for the manufacture of acetic acid and an apparatus therefor. The method comprises supplying off-gas and acetic acid solvent at a tick-over flow rate to an acetic acid scrubbing unit, withdrawing off-gas from the scrubbing unit, supplying withdrawn off-gas to a methanol scrubbing unit, scrubbing the off-gas therein with methanol solvent and withdrawing scrubbed off-gas from the methanol scrubbing unit.
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