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发明名称
MODULAER BESKYTTELSESSTRUKTUR FOR UNDERVANNSINSTALLASJONER.
摘要
申请公布号
NO167098(B)
申请公布日期
1991.06.24
申请号
NO19880005110
申请日期
1988.11.16
申请人
AKER ENGINEERING AS
发明人
FLIDH, JON;ANDERSEN, PER
分类号
E21B33/037;E21B43/017;(IPC1-7):E02D27/18;E02D29/06
主分类号
E21B33/037
代理机构
代理人
主权项
地址
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