Process for recovery of petroleum from sands and shale,申请号US19540473238-传众专利搜索

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发明名称	Process for recovery of petroleum from sands and shale
摘要
申请公布号	US2813583(A)	申请公布日期	1957.11.19
申请号	US19540473238	申请日期	1954.12.06
申请人	PHILLIPS PETROLEUM COMPANY	发明人	MARX JOHN W.;PARKER HARRY W.
分类号	E21B41/02;E21B43/24	主分类号	E21B41/02
代理机构		代理人
主权项
地址

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