发明名称 Laminated fabric useful as a concrete form liner
摘要 Concrete forms utilizing a laminated concrete form liner including a porous fabric laminated to a drainage scrim. The laminated form liner is untensioned and used in combination with a support to form a concrete casting system wherein the porous fabric side of the laminated form liner is placed directly in contact with the concrete. The drainage scrim enhances the ability of the form liner to remove excess water from the surface of the concrete.
申请公布号 US5302099(A) 申请公布日期 1994.04.12
申请号 US19920952117 申请日期 1992.09.28
申请人 E. I. DU PONT DE NEMOURS AND COMPANY 发明人 SERAFINI, FRANCO L.
分类号 B28B7/36;(IPC1-7):B28B1/26 主分类号 B28B7/36
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