Improved flooding method for the recovery of petroleum,申请号US19580721638-传众专利搜索

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发明名称	Improved flooding method for the recovery of petroleum
摘要
申请公布号	US3072185(A)	申请公布日期	1963.01.08
申请号	US19580721638	申请日期	1958.03.17
申请人	THE PURE OIL COMPANY	发明人	BOND DONALD C.;HOLM LE ROY W.
分类号	E21B43/243	主分类号	E21B43/243
代理机构		代理人
主权项
地址

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