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发明名称
Process of preparing a well drilling fluid
摘要
申请公布号
US3027322(A)
申请公布日期
1962.03.27
申请号
US19580749637
申请日期
1958.07.21
申请人
NATIONAL LEAD COMPANY
发明人
STUCHELL HARRY S.;JORDAN JOHN W.;OFFEMAN RICHARD E.
分类号
C09K8/05
主分类号
C09K8/05
代理机构
代理人
主权项
地址
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