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经营范围
发明名称
Plugging water sands by a hydratable material
摘要
申请公布号
US2065512(A)
申请公布日期
1936.12.29
申请号
US19340748578
申请日期
1934.10.17
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
CANNON GEORGE E.
分类号
C09K8/32;C09K8/502
主分类号
C09K8/32
代理机构
代理人
主权项
地址
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