FIELD: process engineering.
SUBSTANCE: invention relates to filtration. Proposed device comprises at least one fibrous structure. Filter shall preferably be equipped with top and bottom fibrous structures. Every said fibrous structure is made up of mix of nano fibres from aluminium oxide and second fibres arranged in matrix to form asymmetric pores.
EFFECT: efficient filtration.
30 cl, 20 dwg, 30 tbl, 34 ex
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