TOBACCO SMOKING FILTER Russian patent published in 2016 - IPC A24D1/02 

Abstract RU 2585247 C2

FIELD: tobacco industry.

SUBSTANCE: tobacco smoke filter or filter element comprising a longitudinally extending core of tobacco smoke filtering material having fully enclosed therewithin at least one pocket of a first additive, which is a frangible capsule or capsules, or one or a plurality of frangible microcapsules; and a wrapper engaged around core, wrapper having a second additive, which is a solid additive adhered to one or more portions of inner face thereof with said wrapper being free of additive around its circumference at one end.

EFFECT: smoke filtration.

10 cl, 5 dwg

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RU 2 585 247 C2

Authors

Klark Pol Frensis

Dates

2016-05-27Published

2009-02-06Filed