8.
    发明专利
    未知

    公开(公告)号:PT99276A

    公开(公告)日:1994-01-31

    申请号:PT9927691

    申请日:1991-10-18

    Abstract: An improved smoking article wrapper is disclosed which significantly reduces sidestream smoke using magnesium carbonate in the form of magnesite as a filler. Smoking articles which employ such wrappers exhibit a significant reducing in sidestream smoke emission without adverse effect on subjective characteristics.

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