发明名称 Reversible lining tube for repairing an existing pipeline
摘要 A reversible lining tube for repairing an existing pipeline is reversible into the existing pipeline so that its initial inner surface becomes its outer surface which adheres to the internal surface of the pipeline. In detail, the reversible lining tube includes an elastomer layer and a flock layer, prior to reversal into the existing pipeline the elastomer layer is an outer layer and the flock layer is an inner layer, upon reversal into the existing pipeline the elastomer layer becomes an inner layer and the flock layer becomes an outer layer which adheres to the internal surface of the existing pipeline.
申请公布号 US5899636(A) 申请公布日期 1999.05.04
申请号 US19970790966 申请日期 1997.01.29
申请人 TOKYO GAS CO. LTD.;NISSHINBO INDUSTRIES, INC. 发明人 TOYODA, SHIGERU;YAGI, SHUICHI;ITAGAKI, MASAAKI;OKABE, KAZUKI
分类号 B32B1/08;B29C47/02;B29C63/36;B29L9/00;B29L23/00;B32B5/02;B32B27/12;B32B27/34;B32B27/36;B32B27/40;D04B1/00;F16L1/00;F16L55/165;(IPC1-7):E03B7/09 主分类号 B32B1/08
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