发明名称 Drum For a Machine Producing a Patterned Nonwoven and Obtained Fabric
摘要 The inventive nickel drum comprises a first part whose lateral surface is provided with perforations at the first level thereof and a second part whose lateral surface is provided with perforations at the second level different from the first level. Said invention can be used for producing nonwovens.
申请公布号 US2008193790(A1) 申请公布日期 2008.08.14
申请号 US20060913115 申请日期 2006.05.19
申请人 RIETER PERFOJET 发明人 LEROY LUDOVIC
分类号 B32B3/10;D04H1/492;D04H1/498;D04H3/011;D04H3/013;D04H3/015;D04H3/02;D04H3/11;D04H13/00;G03F7/00 主分类号 B32B3/10
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