DEVICE FOR MEMBRANE CLEANING OF LIQUID Russian patent published in 2021 - IPC C02F1/44 B01D61/00 B01D63/00 B01D65/00 

FIELD: fluid cleaning system.

SUBSTANCE: invention relates to autonomous systems with recirculation for purification and/or desalting of liquid, mainly water for domestic and/or drinking water supply and is intended for use in domestic conditions, in country and garden areas. Fluid membrane cleaning device consists of fluid container, fluid bleeder, pressure boosting device, fluid cleaning unit, clean liquid line and drain line and is configured to withdraw liquid from preferably surface layer of liquid in liquid container and automatic shutdown of liquid purification process when liquid level in liquid container reaches specified value and/or after cleaning of required volume of liquid.

EFFECT: higher efficiency of fluid cleaning due to uniform change of composition of filtered liquid.

9 cl, 4 dwg