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发明名称
RECOVERING A SUBMERGED PIPELINE
摘要
申请公布号
IE44496(B1)
申请公布日期
1981.12.16
申请号
IE19770000403
申请日期
1977.02.24
申请人
SAIPEM SPA
发明人
分类号
F16L1/12;B63C13/00;F16L1/16;(IPC1-7):F16L1/04
主分类号
F16L1/12
代理机构
代理人
主权项
地址
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