Backwashing (water treatment) - WikipediaIn terms of water treatment, including water purification and sewage treatment, backwashing refers to pumping water backwards through the filters media, sometimes including intermittent use of compressed air during the process. Backwashing is a form of preventive maintenance so that the filter media can . Water treatment filters that can be backwashed include rapid sand filters,.sand filter media washing,sand filter media washing,Wastewater Filtration | GE WaterHigh wash water requirements would also result. . Anthracite/sand filter beds normally provide all of the advantages of.
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