METHOD FOR A TREATMENT OF WATER BY ADSORPTION ON ACTIVE CARBON AND CLARIFICATION, AND CORRESPONDING PLANT
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United States of America Patent
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Oct 19, 2017
app pub date -
Apr 13, 2017
filing date -
Apr 13, 2016
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Abstract
Method and plant for treating water implementing a contact vessel (21) for putting water into contact with a granular adsorbent material and a clarification, granular adsorbent material is constituted by agglomerates of active carbon particles, said agglomerates having an average size of 200 μm to 600 μm and a specific surface area of 800 to 1000 m2/g, a screen (9) being provided in the upper part of the contact vessel (21) comprising a layer of porous material having a thickness of 1 to 5 mm and a cut-off threshold of 100 μm to 200 μm, said contact vessel (21) having a hopper-shaped lower part (21a), purging means (21b) and stirring means (22) to stir the content of the upper part of this contact vessel (21) without stirring the content of the lower hopper-shaped part.
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