DEVICE FOR CLEANING EXHAUST AIR TO FERMENTERS Russian patent published in 1996 - IPC

FIELD: chemical engineering. SUBSTANCE: in housing 1 of chamber for processing the exhaust air by liquid truncated cone 4 with air-distributing holes 5 is disposed. The housing is partly filled with liquid. Truncated cone 4 is immersed into liquid and connected to air-supply branch pipe 6 in which guide member in the form of helical insert 9 placed along axis is mounted. Drain branch pipe 14 is disposed at the level of wash liquid for gathering floated microorganism cells. EFFECT: enhanced quality of cleaning exhaust air from microorganism cells in fermenters and other apparatuses. 1 cl, 2 dwg