METHOD OF PREPARATION OF SPILL AND DRAIN WATER FOR AGRICULTURAL USE Russian patent published in 2018 - IPC C02F9/08 C02F1/28 B01D36/00 C02F1/40 

FIELD: agriculture.

SUBSTANCE: invention relates to the technique of spill and drain water cleaning from pollution and can be used in irrigated agriculture when creating hydro land reclaiming systems with a closed cycle of water rotation. Method of preparation of spill and drain water for irrigation of agricultural crops includes the use in the first stage of cleaning coalescent modules mounted directly on the spill or drain channel in the form of a skeleton module and, on the second - the sorption block, which includes three sorption layers: C-VERAD, zeolite, quartz in an equal proportion, placed in the filter cassette of the cassette-holding device.

EFFECT: invention makes it possible to improve the quality of preparation of spill and drain sewage water for irrigation of crops, expand the range of use of spill and drain water with a different chemical composition, simplify the process of mounting filter elements by using modular filter units.

1 cl, 2 tbl