Smoking articles

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1983-06-22

1987-05-05

Millin, V.

Tobacco

Smoke separator or treater

By adding constituent to smoke stream

131331, 131342, A24D 312, A24D 314

Patent

active

046623841

ABSTRACT:
A smoking article, such as a cigarette, has a filter which incorporates a volatile smoke-modifying agent. The filter comprises zeolite granules impregnated with the volatile agent. A cavity-type of filter may contain between 10 and 200 mg of mentholated zeolite granules. The loading level of a menthol on the zeolite granules may be within a range of from 3 to 60 mg/g. Cellulose-acetate plugs may be provided at the ends of the filter cavity.

REFERENCES:
patent: T901024 (1972-08-01), Sloan et al.
patent: 1972718 (1934-09-01), Sharlit
patent: 3292636 (1966-12-01), Mays
patent: 3572348 (1971-03-01), Norman et al.
patent: 3603319 (1971-09-01), Badgett et al.
patent: 3658069 (1972-04-01), Wise et al.
patent: 3972335 (1976-08-01), Tiggelbeck et al.
patent: 4311156 (1982-01-01), Bonnet et al.
patent: 4363333 (1982-12-01), Matkin
patent: 4397321 (1983-08-01), Stuetz

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