Means for and method of flowing oil and gas wells,申请号US19390282836-传众专利搜索

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发明名称	Means for and method of flowing oil and gas wells
摘要
申请公布号	US2244684(A)	申请公布日期	1941.06.10
申请号	US19390282836	申请日期	1939.07.05
申请人	EUREKA PROCESS CORPORATION	发明人	FORAN EDWIN V.
分类号	E21B43/12	主分类号	E21B43/12
代理机构		代理人
主权项
地址

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