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发明名称
HYDRAULIC MINING
摘要
申请公布号
AU557183(B2)
申请公布日期
1986.12.11
申请号
AU19850047428
申请日期
1985.09.13
申请人
CONOCO INC.
发明人
ESTON F. PERRY;JOHN B. REISTER
分类号
E21C45/00;(IPC1-7):E21C45/00;E21C35/24;E21C41/00
主分类号
E21C45/00
代理机构
代理人
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地址
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