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经营范围
发明名称
Hydraulic fracturing and selective plugging of subterranean formations
摘要
申请公布号
US2827121(A)
申请公布日期
1958.03.18
申请号
US19540448771
申请日期
1954.08.09
申请人
UNION OIL COMPANY OF CALIFORNIA
发明人
NOWAK THEODORE J.
分类号
C09K8/508
主分类号
C09K8/508
代理机构
代理人
主权项
地址
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