BALL-SHAPED CARBONIC STRUCTURE USABLE AS DEODORIZER Russian patent published in 2008 - IPC A61L9/01 

FIELD: medicine.

SUBSTANCE: device has hollow spherical core and porous carbon shell impregnated with at least one deodorizing material selected from group containing transition metals and alkaline metal salts. The porous carbon shell has multi-layer structure in which at least two layers have pores of different size, their mean diameter in external layer being greater than that in the internal layer or vice versa.

EFFECT: improved absorption of various reeking substances; improve deodorizing capacities; excluded secondary contamination with releasing deodorizer decay products.

4 cl, 3 dwg, 1 tbl