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发明名称
LIGHTWEIGHT PLUGGING COMPOSITION
摘要
申请公布号
SU1472642(A1)
申请公布日期
1989.04.15
申请号
SU19874185015
申请日期
1987.01.19
申请人
TSNI LABORATORIYA PROIZVODSTVENNOGO OBEDINENIYA "TOMSKNEFT"
发明人
PETRASHOVA IRINA G,SU;NESTERENKO VERA I,SU
分类号
C09K8/473;C04B7/28;C04B22/08;C04B24/24;E21B33/138
主分类号
C09K8/473
代理机构
代理人
主权项
地址
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