发明名称 Length-compensation unit for sub-soil electrical power cable has strong outer pipe separated from inner corrugated tube by plastic or elastic rings
摘要 A sub-soil electrical power cable has a length-compensation unit consisting of a strong tubular mantle (1) around a corrugated tube (2). The outer pipe and inner tube are separated by plastic or elastic rings (3, 4).
申请公布号 DE10259213(A1) 申请公布日期 2004.07.01
申请号 DE20021059213 申请日期 2002.12.17
申请人 JESCHKE, IMMANUEL 发明人 JESCHKE, IMMANUEL
分类号 F16L51/02;F16L55/10;(IPC1-7):F16L51/02 主分类号 F16L51/02
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