Ventilated filter cigarette

Details Ventilated filter cigarette Ventilated filter cigarette

A - Human Necessities

24

D

A24D 1/00 (2006.01) A24D 3/04 (2006.01) A24D 3/16 (2006.01)

Patent

CA 2090090

Abstract The invention relates to a ventilatable filter cigarette with three chambers (2, 4, 6), the strand-side chamber (2) achieving a high pressure drop and a low tar retention by virtue of the fact that a core (12) made from air-permeable cellulose acetate fibres is enclosed by a casing (14) made from virtually air-impermeable cellulose acetate fibres. (Figure 1)

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