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发明名称
Hohlladung zur seitlichen Perforierung von Bohrloechern
摘要
申请公布号
DE1192962(B)
申请公布日期
1965.05.13
申请号
DE1963SC32879
申请日期
1963.03.06
申请人
SCHLUMBERGER WELL SURVEYING CORPORATION
发明人
LEBOURG MAURICE PIERRE
分类号
E21B43/117;F42B3/08
主分类号
E21B43/117
代理机构
代理人
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