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发明名称
Petroleum recovery from subsurface oil bearing formation
摘要
申请公布号
US3080918(A)
申请公布日期
1963.03.12
申请号
US19570681097
申请日期
1957.08.29
申请人
RICHFIELD OIL CORPORATION
发明人
NATLAND MANLEY L.
分类号
E21B43/24;G21D9/00
主分类号
E21B43/24
代理机构
代理人
主权项
地址
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