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发明名称
SHALE-STABILIZING DRILLING FLUID ADDITIVES
摘要
申请公布号
EP0333458(A3)
申请公布日期
1991.01.23
申请号
EP19890302558
申请日期
1989.03.15
申请人
E.I. DU PONT DE NEMOURS AND COMPANY
发明人
WINGRAVE, JAMES ALLAN;CARTER, THOMAS SCOTT;PALMER JR., CHARLES FRANCIS
分类号
C09K8/24;(IPC1-7):C09K7/02
主分类号
C09K8/24
代理机构
代理人
主权项
地址
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