| 摘要 |
A process for purification of waste waters comprises waste waters supply to the holding chamber, removal of big mechanical impurities on the gates, gathering and sifting of sand in grit catchers, aeration of mixture from waste waters and activated sludge, clarification in lighters-digesters, dehydration in filter press, biological filtrate oxidation, waste waters decontamination in contact tanks, afterpurification in bioponds. |
