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发明名称
PETROLEUM-BASE MUD WEIGHTING MATERIAL
摘要
申请公布号
SU601299(A1)
申请公布日期
1978.04.05
申请号
SU19752121277
申请日期
1975.04.03
申请人
VOLGOGRADSKIJ GNI PI NEFTYANOJ PROMYSHLENNOSTI
发明人
ANANEV ALEKSANDR N,SU;KOMYAKOV YURIJ A,SU;LITVISHKO VLADIMIR G,SU
分类号
C09K8/32;(IPC1-7):C09K7/06
主分类号
C09K8/32
代理机构
代理人
主权项
地址
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