专利名称：BIMETALLIC CORRUGATED TUBE AND
PROCESS FOR ITS MANUFACTURING
发明人：DE NARDIS, Marco,Afatec s.r.l.申请号：EP99921138.6申请日：19990511公开号：EP1087850A1公开日：20010404
摘要：The invention concerns a corrugated tube (1) characterised in that it provides anouter surface (3) comprised of a material withstanding to an acid environment and aninner surface (2) comprised of a material withstanding to the water. The invention alsoconcerns a process for the manufacturing of said corrugated tube.
申请人：Afatec S.r.l.
地址：Zona Industriale Piane di Vomano 64024 Notaresco IT
国籍：IT
代理机构：Iannone, Carlo Luigi
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