| 摘要 |
FIELD: chemistry, mechanics. ^ SUBSTANCE: installation for storm water purification includes slow filter with granular charging and biological layer, which has input and output devices, device for supporting water level in filter, according to invention installation additionally contains filter with carbon hydrophobic material and filtering trenches with filtering-absorbing layer. ^ EFFECT: invention allows to increase efficiency of storm and melt water purification. ^ 8 cl, 1 dwg |
