发明名称 Pipe, method for production thereof and corresponding tool
摘要 A pipe includes a base body (8) of metal, defining an outer surface (10) of the base body and an inner surface (12) of the base body, and an inner coating (14) which is applied to the inner surface (12) of the base body. The inner coating (14) includes a thermoplastic material or a polyamide. The pipe may be used in the transport of drinking water.
申请公布号 US8250726(B2) 申请公布日期 2012.08.28
申请号 US20070876052 申请日期 2007.10.22
申请人 COHEN MARC;GUYONNET LAURENCE;MUTIS ROGER;SAINT-GOBAIN PAM 发明人 COHEN MARC;GUYONNET LAURENCE;MUTIS ROGER
分类号 B23P25/00;B23B45/16 主分类号 B23P25/00
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