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发明名称
METHOD FOR RECOVERING PETROLEUM
摘要
申请公布号
CA609883(A)
申请公布日期
1960.12.06
申请号
CAD609883
申请日期
申请人
PAN AMERICAN PETROLEUM CORPORATION
发明人
THEODORE M. GEFFEN;LLOYD E. ELKINS
分类号
主分类号
代理机构
代理人
主权项
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