MIXTURE OF A RADIOACTIVE TRACER SUBSTANCE AND A PROPELLENT FOR USE IN DRILLING TOOLS,申请号GB19690029273-传众专利搜索

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发明名称	MIXTURE OF A RADIOACTIVE TRACER SUBSTANCE AND A PROPELLENT FOR USE IN DRILLING TOOLS
摘要
申请公布号	GB1276311(A)	申请公布日期	1972.06.01
申请号	GB19690029273	申请日期	1969.06.10
申请人	FARBWERKE HOECHST AKTIENGESELLSCHAFT	发明人
分类号	E21B12/02;G21H5/02	主分类号	E21B12/02
代理机构		代理人
主权项
地址

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