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经营范围
发明名称
POLYMER PLUGGING-BACK COMPOUND
摘要
申请公布号
SU1728473(A1)
申请公布日期
1992.04.23
申请号
SU19894767607
申请日期
1989.12.12
申请人
INST MINERALNYKH RESURSOV GL KOORDINATSIONNOGO GEOLOGICHESKOGO U "UKRGEOLOGIYA"
发明人
ZHUKHOVITSKIJ VADIM B,SU;KOLOMOETS MIKHAIL I,SU;ZAGRUDNYJ ANATOLIJ M,SU
分类号
E21B33/138
主分类号
E21B33/138
代理机构
代理人
主权项
地址
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