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经营范围
发明名称
Oil base drilling fluid containing latex
摘要
申请公布号
US2697071(A)
申请公布日期
1954.12.14
申请号
US19510228766
申请日期
1951.05.28
申请人
GULF RESEARCH & DEVELOPMENT COMPANY
发明人
KENNEDY HARVEY T.;TEPLITZ ABRAHAM J.
分类号
C09K8/36
主分类号
C09K8/36
代理机构
代理人
主权项
地址
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