Bottom hole jet heater,申请号US19610100620-传众专利搜索

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发明名称	Bottom hole jet heater
摘要
申请公布号	US3101116(A)	申请公布日期	1963.08.20
申请号	US19610100620	申请日期	1961.04.04
申请人	ELECTRONIC OIL WELL HEATER, INC.	发明人	SPITZ SAMUEL
分类号	E21B36/04;E21B37/00	主分类号	E21B36/04
代理机构		代理人
主权项
地址

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