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经营范围
发明名称
PACKER FOR STRENGTHENING COMPOUND INJECTION BY BLASTING
摘要
申请公布号
SU1714152(A1)
申请公布日期
1992.02.23
申请号
SU19894695044
申请日期
1989.05.22
申请人
TULSKIJ POLT INSTITUT
发明人
VAGIN MIKHAIL P,SU;TSVETKOV VADIM K,SU;KOTLYAR ANDREJ G,SU;FEDOTOV VYACHESLAV N,SU;SUSHKOV SERGEJ L,SU
分类号
E21D21/00
主分类号
E21D21/00
代理机构
代理人
主权项
地址
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