FIELD: environmental safety. SUBSTANCE: to purify water from petroleum products, a sorbent is used containing sol xenospheres coated with bitumen at their ratio 1:(0.001-0.25). Sorbent is spread over surface of water polluted with petroleum products, left for 10-20 min, collected, and treated with ammonia solution. Lower oil layer is separated and floated up xenospheres are reutilized to provide new sorbent batches. EFFECT: intensified process. 2 cl, 2 ex
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