发明名称 Method and device for the production of multilayer paper and related products
摘要 The equipment for the production of a paper web material comprises: a first former (1) for forming a first layer (S1) consisting of a slurry containing fibers and water; a second former (2) for forming a second layer (S2) consisting of a slurry containing fibers and water; a third former (3) for forming a third layer (S3) consisting of a slurry containing fibers and water; and a creping device (50A, 50B) for wet creping of the third layer.
申请公布号 US6855228(B1) 申请公布日期 2005.02.15
申请号 US20020148784 申请日期 2002.06.03
申请人 PERINI NAVI S.P.A. 发明人 PERINI FABIO
分类号 D21F11/04;(IPC1-7):D21F11/04 主分类号 D21F11/04
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