СПОСОБ ОЧИСТКИ ВОДЫ

摘要

FIELD: physical purification of water for producing of drink water satisfying hygienic requirements. ^ SUBSTANCE: method involves freezing and thawing steps, with freezing being initially performed until 4-5 wt% of water is converted to solid state; removing frozen water and then freezing remaining portion of water by providing hydrodynamic cavitation until complete conversion to solid state and, thereafter, removing central portion of water in an amount of 4-5 wt%. ^ EFFECT: increased extent of water purification and production of highest-grade drink water. ^ 4 tbl