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发明名称
METHOD OF CONSTRUCTING ANCHOR ROOF SUPPORT WITH PRESTRAINED REINFORCEMENT
摘要
申请公布号
SU823591(A1)
申请公布日期
1981.04.23
申请号
SU19792767328
申请日期
1979.05.14
申请人
VNII GORNOJ GEOMEKHANIKI MARKSHEJDERSKOGO DELA
发明人
AFANASEV YURIJ S,SU;ZLOTNIKOV MIKHAIL S,SU;PALIJ VIKTOR D,SU;REVA VLADIMIR N,SU
分类号
E21D20/00;(IPC1-7):E21D20/00
主分类号
E21D20/00
代理机构
代理人
主权项
地址
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