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发明名称
DRILLING MUD
摘要
申请公布号
SU927845(A1)
申请公布日期
1982.05.15
申请号
SU19802942416
申请日期
1980.06.18
申请人
STRUKOV FEDOR,SU
发明人
STRUKOV FEDOR I,SU
分类号
C09K8/12;(IPC1-7):C09K7/02
主分类号
C09K8/12
代理机构
代理人
主权项
地址
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