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发明名称
TEMPLATE FOR DRILLING MARINE BOTTOM BORING HOLE
摘要
申请公布号
JPS5448602(A)
申请公布日期
1979.04.17
申请号
JP19780107427
申请日期
1978.09.01
申请人
STANDARD OIL CO
发明人
DEBITSUDO AREN DEIKUSON
分类号
E02D13/04;E21B15/02;E21B43/017
主分类号
E02D13/04
代理机构
代理人
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