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 2000427

-16- ABSTRACT A cigarette filter rod element having a flow path therethrough which includes a barrier in the form of a substantially planar disc made from a layer of micro-fine fibres with a diameter of between 0.5 and 10 microns and provided with one or more flow openings in the range of 0.1 mm to 3.0 mm in diameter with a combined total area of between 0.1 mm2 and 10 mm2 .

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