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发明名称
METHOD OF CLEANING BOREHOLE DURING DRILLING
摘要
申请公布号
SU1289877(A1)
申请公布日期
1987.02.15
申请号
SU19843793929
申请日期
1984.06.28
申请人
IVANNIKOV VLADIMIR,SU;BELENKIJ OLEG V,SU
发明人
IVANNIKOV VLADIMIR I,SU;BELENKIJ OLEG V,SU
分类号
C09K8/24
主分类号
C09K8/24
代理机构
代理人
主权项
地址
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