FIELD: continuous automatic filtration of liquids, including aggressive, easily inflammable and combustible liquids. SUBSTANCE: device has vacuum filter with upper chamber and filtrate chamber, ejector, compressed air main, pipe lines for feeding the liquid to upper chamber, reservoir for draining filtered liquid and adjusting cocks fitted in pipe lines; provision is made for mounting additional pipe line whose upper portion is connected with ejector passive nozzle by means of pipe line. Lower end of drain branch pipe of vacuum filter is mounted above level of liquid which may be raised by suction force of ejector. Lower end of additional pipe line is immersed in reservoir filled with filtered liquid. EFFECT: enhanced efficiency. 1 dwg
