Method of treating oil fields,申请号US19300441606-传众专利搜索

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发明名称	Method of treating oil fields
摘要
申请公布号	US1826371(A)	申请公布日期	1931.10.06
申请号	US19300441606	申请日期	1930.04.04
申请人	SPINDLER PETER J	发明人	SPINDLER PETER J.
分类号	E21B43/16;E21B43/30	主分类号	E21B43/16
代理机构		代理人
主权项
地址

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