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发明名称
METHOD OF PLUGGING ROCK WITH NONUNIFORM JOINTING
摘要
申请公布号
SU1456585(A1)
申请公布日期
1989.02.07
申请号
SU19874237657
申请日期
1987.03.12
申请人
NII STROITELSTVA UGOLNYKH GORNORUDNYKH PREDPRIYATIJ "KUZNIISHAKHTOSTROJ"
发明人
UGLYANITSA ANDREJ V,SU;KHYAMYALYAJNEN VENIAMIN A,SU;DUDA EVGENIJ G,SU;BURKOV YURIJ V,SU
分类号
E21D1/16;E21D20/00
主分类号
E21D1/16
代理机构
代理人
主权项
地址
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