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经营范围
发明名称
LOST CIRCULATION CONTROL
摘要
申请公布号
CA1030519(A)
申请公布日期
1978.05.02
申请号
CA19750232837
申请日期
1975.08.05
申请人
MOBIL OIL CORPORATION
发明人
MESSENGER, JOSEPH U.
分类号
C09K8/502;E21B21/00
主分类号
C09K8/502
代理机构
代理人
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地址
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