摘要 |
A cigarette filter, including at least two parts, sucessively located in the direction of tobacco smoke flow and joined by a wrapping means, one part of the filter, positioned at the side of the smoker, being made of acetate, cellulose, acetatecellulose fiber, while the other part, positioned at the side of the tobacco, is filled with an adsorbing substance, which substance is lignin.
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申请人 |
SAFAEV, RADZHAB D.;ZARIDZE, DAVID G.;SINELNIKOV, LEONID Y. |
发明人 |
SAFAEV, RADZHAB D.;ZARIDZE, DAVID G.;SINELNIKOV, LEONID Y. |