Patent ID: 6436245
Filing Date: 2002-08-20
Classification: B01D,Y10S

Abstract:
A purification tower for purifying liquid by contacting the liquid with gas, the purification tower comprising:a shell having an internal surface; a liquid supply component for supplying a liquid into an upper end of said shell, the liquid comprising an organic substance and clogging substances, the organic substance including at least one compound selected from a group consisting of (meth)acrylic acid, (meth)acrylic ester, phthalic anhydride and maleic anhydride; and a plurality of baffles fixed to said internal surface of said shell, each of said baffles having a flat upper surface and a plurality of openings arranged so that the liquid and the gas pass through said openings, an adjacent pair of said baffles being arranged so that a bottom of said shell is covered by said adjacent pair of said baffles when viewed in a longitudinal direction of said shell, a total area of said openings of each of said baffles comprising 10% to 50% of an area of said upper surface of each of said baffles.