FIELD: water treatment; applicable in industrial and household drinking water supply. SUBSTANCE: water is purified with its continuous flow from vessel with water reserve to bank of pressure filters. Purified water from filter bank is supplied to used, and simultaneously, a part of purified water flow is directed back to vessel of water reserve where circulating water is mixed with water coming from borehole, and water purification is continued with uniform circulation of water flow and constant filtration rate. EFFECT: higher degree of water purification and increased process intensification. 1 dwg
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