Tobacco smoke filter and methods of making the same

Details Tobacco smoke filter and methods of making the same Tobacco smoke filter and methods of making the same

A - Human Necessities

24

D

A24D 3/02 (2006.01) A24D 3/04 (2006.01)

Patent

CA 2669082

A tobacco smoke filter (10) can comprise a spiral core (11) of impermeable or semi-permeable material. A filter spiral core (11) is surrounded by filter material (12) such as cellulose acetate and wrapped in paper (13).

L'invention concerne un filtre (10) à fumée de tabac pouvant comprendre un noyau (11) en spirale fait d'un matériau imperméable ou semi-perméable. Un noyau (11) en spirale du filtre est entouré de matériau filtrant (12) tel que de l'acétate de cellulose et enveloppé de papier (13).

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