VENTILATION FILTER-CHAMBER Russian patent published in 1995 - IPC

FIELD: microbiology. SUBSTANCE: mounted in housing is barrier partition which forms clean chamber together with rear wall and dirty chamber together with front wall. Arranged in clean chamber are filtering elements secured to partition on side of dirty chamber. Front wall is located at angle to vertical plane of partition not exceeding 10. Mounting hatches are provided on front wall opposite each attachment unit. Hermetic door is provided on lateral wall of housing on side of clean chamber. Width and height of hermetic door are in compliance with filtering element. Check pipe unions pass through dirty chamber and are brought out to front wall. EFFECT: enhanced efficiency. 4 cl, 3 dwg