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发明名称
WELL DRILLING AND PRODUCTION FLUIDS EMPLOYING PARENCHYMAL CELL CELLULOSE
摘要
申请公布号
AR243637(A1)
申请公布日期
1993.08.31
申请号
AR19840297122
申请日期
1984.07.06
申请人
SBP INC.
发明人
分类号
C08B37/14;C09K8/20;C09K8/70;C09K8/90;D21C5/00;E21B21/00;(IPC1-7):E21B21/14C
主分类号
C08B37/14
代理机构
代理人
主权项
地址
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