Concentric smoking filter having cellulose acetate tow periphery

Details Concentric smoking filter having cellulose acetate tow periphery Concentric smoking filter having cellulose acetate tow periphery

1994-11-15

1997-04-22

Millin, V.

Tobacco

Smoke separator or treater

Interior surface causes particular flow characteristic

131342, 131344, 131336, 131345, A24D 302

Patent

active

056221908

ABSTRACT:
A concentric smoking filter in which the peripheral filter medium is a fibrous tow, such as fibrous cellulose acetate tow, and the core filter medium is a web material, such as paper, loaded with carbon particles, is provided. The filter improves the taste, particularly, of "ultra-light" cigarettes.

REFERENCES:
patent: 3128680 (1964-04-01), Schaaf
patent: 5012829 (1991-05-01), Thesing et al.
patent: 5115823 (1992-05-01), Keritsis
patent: 5365951 (1994-11-01), Arterbery

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