发明名称 Smoke processing
摘要 An unsulfonated cross-linked polystyrene, silicic acid and a binder comprise a tobacco smoke filter for removing essentially all nitrosamines and secondary amines from the tobacco smoke passing through the tobacco filter attached to the normally unlighted end of the cigarette.
申请公布号 US4156431(A) 申请公布日期 1979.05.29
申请号 US19770782423 申请日期 1977.03.29
申请人 EPSTEIN, SAMUEL S;LIJINSKY, WILLIAM 发明人 EPSTEIN, SAMUEL S;LIJINSKY, WILLIAM
分类号 A24D3/06;(IPC1-7):A24B15/02;B01D53/02 主分类号 A24D3/06
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