FILTERING AND ABSORBING BOX Russian patent published in 2010 - IPC A62B23/02 

FIELD: technological processes.

SUBSTANCE: filtering and absorbing box contains a body with a neck where an absorber-charge is placed between the grids, and a cover, made plastic. The grid fixing the absorber has a bowl-shaped form in which bottom part, facing the absorber, a circular slit lock pin for a cylindrical body wall is made. Outer lateral surface of the body has circular projections and/or ledges of a certain profile, mating with ledges and/or projections of a similar structure, located on the adjacent lock pin surface. Lateral surfaces of the opposite side of the grid-bowl and the lid have a collar and a groove for locking in the assembled condition.

EFFECT: increased resistance to mechanical effect and increase of technological effectiveness of equipment of filtering and absorbing box.

2 cl, 2 dwg