Improvements in perforating devices provided with shaped charges,申请号GB19510029146-传众专利搜索

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发明名称	Improvements in perforating devices provided with shaped charges
摘要
申请公布号	GB698225(A)	申请公布日期	1953.10.07
申请号	GB19510029146	申请日期	1951.12.12
申请人	SOCIETE DE PROSPECTION ELECTRIQUE (PROCEDES SCHLUMBERGER)	发明人
分类号	E21B43/117	主分类号	E21B43/117
代理机构		代理人
主权项
地址

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