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发明名称
METHOD OF RECOVERING HYDROCARBONS FROM AN UNDERGROUND HYDROCARBON-CONTAINING FORMATION
摘要
申请公布号
CA840211(A)
申请公布日期
1970.04.28
申请号
CAD840211
申请日期
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ, N.V.
发明人
ROBERT W. DURIE
分类号
主分类号
代理机构
代理人
主权项
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