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发明名称
Method for concrete coating of pipes
摘要
申请公布号
DK155460(B)
申请公布日期
1989.04.10
申请号
DK19860005296
申请日期
1986.11.06
申请人
ESBJERG OILFIELD SERVICES A/S
发明人
HANSEN, KNUD OE.
分类号
F16L;F16L58/06;(IPC1-7):F16L58/06
主分类号
F16L
代理机构
代理人
主权项
地址
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