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发明名称
SECONDARY RECOVERY OF OIL FROM WELLS
摘要
申请公布号
CA774930(A)
申请公布日期
1968.01.02
申请号
CAD774930
申请日期
申请人
RICHFIELD OIL CORPORATION
发明人
MANLEY L. NATLAND
分类号
E21B43/16
主分类号
E21B43/16
代理机构
代理人
主权项
地址
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