CIGARETTE FILTER Russian patent published in 1994 - IPC

Abstract RU 2010545 C1

FIELD: tobacco industry. SUBSTANCE: filter has separate parts made from filaments of an organic polymer. Lignin which is an adsorbing substance is located between these parts. EFFECT: improved structure. 3 cl, 3 tbl

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RU 2 010 545 C1

Authors

Safaev R.D.

Zaridze D.G.

Sinel'Nikov L.Ja.

Dates

1994-04-15—Published

1992-04-22—Filed