Cigarette filter

Details Cigarette filter Cigarette filter

1983-05-26

1985-10-08

Millin, V.

Tobacco

Smoke separator or treater

By adding constituent to smoke stream

131339, 131340, 131361, A24D 304

Patent

active

045453918

ABSTRACT:
A filter for a cigarette includes a smoke impermeable core of generally cylindrical shape and a smoke permeable material overlaying at least a portion of the periphery of the core. The core with the overlaying permeable material is circumscribed by an air pervious tipping material to form a cigarette filter.

REFERENCES:
patent: 3059649 (1962-10-01), Bernhard
patent: 3860011 (1975-01-01), Norman

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