METHOD OF REGENERATION OF GRAINED FILTER CHARGE Russian patent published in 1998 - IPC

Abstract RU 2102109 C1

FIELD: filtration technics. SUBSTANCE: charge is heated to 50-55 C, loosened, and washed out. According to invention, heating is effected by hot water or alkali solution with intensity 2-3 l/s sq.m for 30-40 min. EFFECT: intensified procedure. 4 cl

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RU 2 102 109 C1

Authors

Klouda I.A.

Dates

1998-01-20—Published

1992-10-13—Filed