Cigarette filter rod elements and cigarettes incorporating...

Details Cigarette filter rod elements and cigarettes incorporating... Cigarette filter rod elements and cigarettes incorporating...

A - Human Necessities

24

D

131/21

A24D 3/04 (2006.01)

Patent

CA 2000428

-13- ABSTRACT A cigarette filter rod element incuding an axially extending barrier tube of micro-fine fibres with a diameter of between 0.5 and 10 microns and located so that at least part of the gas flow passes through the wall of said barrier tube.

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