GAS CLEANING APPARATUS Russian patent published in 1994 - IPC

FIELD: chemical industry. SUBSTANCE: gas mixture to be cleaned through diffuser 9 is supplied to external surfaces of hollow fibres 4 of separating modules 3. Substances that pollute the air to be cleaned are diffused through walls into the central channels of hollow fibres 4. From there they are blown out by a stream of scavenging gas. The latter is supplied from the closed system through valve 13 and manifold 11. The discharged scavenging gas together with contaminants is gathered in manifold 12 and exhausted into the atmosphere through gas discharge facility 16. EFFECT: enhanced quality of cleaning. 3 dwg