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发明名称
LOW-DENSITY DRILLING MUD
摘要
申请公布号
SU1661185(A1)
申请公布日期
1991.07.07
申请号
SU19894650180
申请日期
1989.02.13
申请人
BASHKIRSKIJ GNI PI NEFTYANOJ
发明人
BOCHKAREV GERMAN P,SU;ANDRESON BORIS A,SU;KREZUB ANATOLIJ P,SU;VAKHRUSHEV LEONID P,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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