FILTER Russian patent published in 2015 - IPC B01D46/02 

FIELD: process engineering.

SUBSTANCE: invention relates to filtration. Filter comprises manifolds of pure and contaminated gas separated by plate with filtering elements. Filtering elements are secured in plate opening by resilient seal ring in width larger than plate depth and stitched in filtering element cap along with two 7-20 mm diameter rolls arranged at seal ring with 40-150 mm spacing between outer edges of the rolls equal to seal ring width. Compensating spacer is arranged between rolls from seal ring outer side facing the plate.

EFFECT: reliable securing of filtering element in the plate, accelerated assembly and disassembly.

5 cl, 5 dwg