Filter cigarette

Details Filter cigarette Filter cigarette

1990-03-29

1991-12-31

Millin, V.

Tobacco

Smoke separator or treater

131334, 131335, 131342, A24D 300, A24D 308

Patent

active

050762940

ABSTRACT:
A cigarette includes a longitudinally segmented filter element. The filter element includes a segment including at least one organic acid such that greater than 30 weight percent of that segment is organic acid. The cigarette, when smoked, yields tobacco smoke which is not overly harsh.

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patent: 4836224 (1989-06-01), Lawson et al.
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