Method of recovery of hydrocarbons from solid hydrocarbonaceous formations,申请号US19650466379-传众专利搜索

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发明名称	Method of recovery of hydrocarbons from solid hydrocarbonaceous formations
摘要
申请公布号	US3352355(A)	申请公布日期	1967.11.14
申请号	US19650466379	申请日期	1965.06.23
申请人	THE DOW CHEMICAL COMPANY	发明人	PUTMAN MAURICE W.
分类号	E21B43/24;E21B43/30;E21B43/40	主分类号	E21B43/24
代理机构		代理人
主权项
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