APPARATUS FOR FILTRATION OF LIQUIDS (VERSIONS) Russian patent published in 2002 - IPC

FIELD: means for purification of liquids and gases in agriculture, medical, food and microbiological industries. SUBSTANCE: apparatus for filtration of liquids has body accommodating coaxially installed central distributing tube with rows of holes and a set of tubular membrane members secured in tube plated, cover with branch pipe, bottom plate, circular cup for plugging the ends of membrane members, tight seal between cover and tube plate. Bottom plate is secured to central distributing tube. Tube and bottom plates have circular bores for body. Upper end of central distributing tube has thread for securing the cover. Cover and tubular plates have circular cavities. Branch pipe on cover is located parallel to axis of central distributing tube or at an angle to it less than 90 deg. Central distributing tube has an immovable partition in its center. Total cross-section of holes in each row increases from partition to periphery of central distributing tube. The second version of apparatus has a shell between cover and tube plate. Located inside shell between circular nets is an adsorbent. Apparatus is used for separation and concentration of process solutions, water treatment, sewage waters treatment. EFFECT: uniform distribution of liquid or gas, increased quality of filtration, simplified assembly-disassembly of apparatus, provided replacement of whose set of membrane members. 4 cl, 4 dwg