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经营范围
发明名称
Secondary recovery of petroleum
摘要
申请公布号
US3075918(A)
申请公布日期
1963.01.29
申请号
US19580778971
申请日期
1958.12.08
申请人
THE PURE OIL COMPANY
发明人
HOLM LE ROY W.
分类号
C09K8/58;E21B43/16
主分类号
C09K8/58
代理机构
代理人
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地址
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