Method of and apparatus for recovering fluids from underground strata,申请号US19310574118-传众专利搜索

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发明名称	Method of and apparatus for recovering fluids from underground strata
摘要
申请公布号	US1912578(A)	申请公布日期	1933.06.06
申请号	US19310574118	申请日期	1931.11.10
申请人	PALMER HALLIBURTON ERLE	发明人	HALLIBURTON ERLE PALMER
分类号	E21B33/14	主分类号	E21B33/14
代理机构		代理人
主权项
地址

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