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Ventilated filter cigarette with a coaxial filter element

Tobacco – Smoke separator or treater – Having means to vary smoke flow rate
Patent

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Ventilated mouthpiece for a smoking article

Tobacco – Smoke separator or treater – By adding constituent to smoke stream
Patent

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Ventilated mouthpiece for a smoking article

Tobacco – Smoke separator or treater – By adding constituent to smoke stream
Patent

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Ventilated thermoplastic polymer foam filter rods

Tobacco – Smoke separator or treater – Having a polymer
Patent

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Ventilated tobacco smoke filter

Tobacco – Smoke separator or treater – By adding constituent to smoke stream
Patent

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Ventilating tip for a smokable article

Tobacco – Smoke separator or treater – By adding constituent to smoke stream
Patent

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Water filter for cigarettes

Tobacco – Smoke separator or treater – By adding constituent to smoke stream
Patent

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Wetted impact barrier for the reduction of tar and nicotine in c

Tobacco – Smoke separator or treater – By adding constituent to smoke stream
Patent

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Wetted impact barrier for the reduction of tar and nicotine in c

Tobacco – Smoke separator or treater – By adding constituent to smoke stream
Patent

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Wrapper for smoking articles and method

Tobacco – Smoke separator or treater – By chemical reaction – e.g. – ion-exchange – chelating,...
Patent

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