发明名称 Filtro para cigarro e cigarro
摘要 PCT No. PCT/GB95/01441 Sec. 371 Date Dec. 20, 1996 Sec. 102(e) Date Dec. 20, 1996 PCT Filed Jun. 19, 1995 PCT Pub. No. WO95/35043 PCT Pub. Date Dec. 28, 1995Cigarette filters are disclosed which comprise entangled continuous filaments of lyocell. The filaments may be entangled for example by hydroentangling a web which comprises one or more layers of lyocell filaments in spread tow form or by directing radial or circumferential water jets at a tow of lyocell filaments in rod form.
申请公布号 BR9508070(A) 申请公布日期 1997.08.12
申请号 BR19959508070 申请日期 1995.06.19
申请人 COURTAULDS FIBRES (HOLDINGS) LIMITED;PHILIP MORRIS, INC. 发明人 CALVIN ROGER WOODINGS;WILLIAM B EDWARDS III;NAVIN GAUTAM;PAUL N GAUVIN;DONALD E LASLIE;KENNETH A NEWMAN
分类号 A24D1/04;A24D3/02;A24D3/04;A24D3/10;D01F2/00;D04H1/42;D04H1/46;D04H1/492;D04H1/495;D04H1/498;D04H1/74;(IPC1-7):A24D3/10 主分类号 A24D1/04
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