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经营范围
发明名称
DRILLING MUD
摘要
申请公布号
SU620498(A1)
申请公布日期
1978.08.25
申请号
SU19721758964
申请日期
1972.03.13
申请人
VNII PO KREPLENIYU SKVAZHIN BUROVYM RASTVORAM;VLADIMIRSKIJ NII SINTETICHESKIKH SMOL
发明人
PENKOV ALEKSANDR ,SU;PROKOFEVA MIRA V,SU;RODIONOV NIKOLAJ A,SU;RUD NINA T,SU;SUKHAREV STEPAN S,SU;KOLESOV ALEKSANDR A,SU;ANDREEV YURIJ D,SU
分类号
C09K8/20;(IPC1-7):C09K7/02
主分类号
C09K8/20
代理机构
代理人
主权项
地址
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