CEILING FILTERING CHAMBER Russian patent published in 2008 - IPC B01D46/10 F24F7/02 

FIELD: technological processes.

SUBSTANCE: invention concerns pharmaceutical, medical and microbiological facilities. Ceiling filtering chamber includes a case connected to inlet jet, barrier partition, filtering element placed inside the case and attached to the partition, and flange in the bottom case part. Inlet jet includes upper, front and two side walls. Upper wall is sloping and is attached to a barrier partition mounted on the upper case part and forming impure cavity at the inlet jet side and clean cavity at the case side. Filtering element is attached to barrier partition by clamming plates. A sloping separation blade is installed inside inlet jet at some distance from its front wall, and a diaphragm with diffuser-type air distributor mounted in its hole is attached with a clearance at the lower case flange part.

EFFECT: improved filter efficiency, minimum resistance, and regular air distribution in work area of premises.

5 cl, 4 dwg