Tobacco smoke filter and method of production
AssigneeFiltrona Pte. Ltd.
InventorsAhmad Fashihul Lisan, Sudirman Widiarto, Lee Philip O'Donovan
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Abstract
A method of producing a flavoured tobacco smoke filter or filter element comprising a self-sustaining longitudinally extending cylindrical core comprising fibres or filaments of tobacco smoke filtering material which are bonded at their points of contact; the method comprising a step of applying a flavouring agent to a longitudinally advancing flow of filters and/or filter elements and/or multiple filter rods. Filters and filter elements are also provided.
Claims16
A method of producing a flavoured tobacco smoke filter or filter element comprising a plurality of individual tobacco smoke filters or filter elements abutted end to end, each filter or filter element including a self-sustaining longitudinally extending cylindrical core comprising fibres or filaments of tobacco smoke filtering material bonded at their points of contact and a flavouring agent;
- and a wrapper around the plurality of individual tobacco smoke filters or filter elements;
- the method comprising a step of applying the flavouring agent to a longitudinally advancing flow of pre-formed multiple filter rods immediately prior to wrapping.
Dependencies are inferred from the claim text.