FIELD: cleaning and deodorization of gas media from organic and inorganic gas impurities; may be used in oil refining, chemical, food, agricultural and biotechnological industries. SUBSTANCE: biofilter body has inlet and outlet pipes of gas to be cleaned. Body upper part accommodates sprayers. Perforated bases are installed under sprayers across gas flow. Located on bases are alternating layers from mixtures of natural organic porous material and fibrous material and also organic porous material and granulated material. Consortium of microorganisms is located on said layers. EFFECT: improved ecological conditions at enterprises. 18 cl, 1 dwg
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