METHOD OF WASHING FILTER GRAINY CHARGE Russian patent published in 1999 - IPC

Abstract RU 2131288 C1

FIELD: filtration technics. SUBSTANCE: organics-polluted filter grainy charge is washed with ascending stream of working solution of bacterial preparation manifesting degradation activity with respect to pollution source, while simultaneously compressed air is passed. Efficiency of washing is achieved because of that conditions favorable for microbial cells of washing solution flowing through air-saturated charge are fulfilled practically in each space spot point of the charge. EFFECT: enhanced washing efficiency.

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RU 2 131 288 C1

Authors

Tsepelev G.Ja.

Dates

1999-06-10Published

1997-01-30Filed