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发明名称
METHOD OF FORMING VERTICAL WORKING IN THE FILLING
摘要
申请公布号
SU1656139(A1)
申请公布日期
1991.06.15
申请号
SU19894672250
申请日期
1989.04.03
申请人
VNI GORNO-METALLURGICHESKIJ I TSVETNYKH METALLOV
发明人
SOZONOV ANATOLIJ F,SU;KOLTSOVA OLGA I,SU;PUSTOKHIN GEORGIJ M,SU;TKACHEV VIKTOR M,SU;RAJSH ALEKSANDR I,SU;NYSANOV ALTYNBEK I,SU
分类号
E21F15/00
主分类号
E21F15/00
代理机构
代理人
主权项
地址
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