FIELD: agriculture. SUBSTANCE: method involves using filtering plant material in accumulators at liquid discharge end; laying filtering material of plant wastes such as straw on accumulator bottom so as to form at least two windrows; laying terminating windrow onto liquid fraction grid. EFFECT: simplified method and enhanced reliability in operation of filters. 2 dwg
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|---|---|---|---|
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|
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| BIOLOGICAL OXIDATIONAL CONTACT STABILIZING POND | 1994 |
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RU2094390C1 |
