FILTER FOR TOBACCO ARTICLES Russian patent published in 2004 - IPC

Abstract RU 2220632 C2

FIELD: tobacco industry. SUBSTANCE: filter has fibrous or microcellular structure and filler. Filler is mixture of fullerons with fulleron-containing carbon black and pyrocarbon. Filler may be located between filter structure and tobacco mixture or in filter structure. EFFECT: increased sorbing activity with respect to components of tobacco mixture combustion products. 3 cl

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RU 2 220 632 C2

Authors

Burangulov N.I.

Moravskij A.P.

Mamleeva G.I.

Knjazev A.S.

Dates

2004-01-10—Published

2000-09-18—Filed