GAS CLEANER Russian patent published in 1994 - IPC

FIELD: gas cleaning. SUBSTANCE: perforated strips fixed on rods are placed inside bags and between bags; external perforated strips are half-pitch displaced from internal ones and rods of external strips are joined in pairs by means of, say, spring. Upper part of casing is covered with gas-tight flexible material and communicates with lower part; clean gas outlet pipes are provided on side walls of lower part of casing. EFFECT: enlarged functional capabilities. 7 dwg