FILTERING MEMBER FOR MICROFILTRATION AND ULTRAFILTRATION AND METHOD OF ITS PRODUCTION Russian patent published in 1997 - IPC

FIELD: medicine, biology, chemical and food-processing industry. SUBSTANCE: filtering member has rough porous carrier and fine porous membrane made in the form of sintered casing of inorganic fibers and inorganic fibrous die located inside casing. Method of filtering member production provides for application on carrier surface of inorganic fibers layer with following impregnation with solution, that has compounds, that during thermal treatment transfer into nonfibrous die; drying and calcining. EFFECT: improved process of filtering member production. 7 cl, 3 dwg , 1 tbl