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发明名称
PILE
摘要
申请公布号
GB1365353(A)
申请公布日期
1974.09.04
申请号
GB19710049653
申请日期
1971.10.26
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ BV
发明人
分类号
E02D5/60;E02D5/22;E02D23/14;E02D31/00;E02D31/10;(IPC1-7):E02D5/60
主分类号
E02D5/60
代理机构
代理人
主权项
地址
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