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发明名称
APPARATUS FOR WELL HYDRAULIC MINING OF MINERALS
摘要
申请公布号
SU825966(A1)
申请公布日期
1981.04.30
申请号
SU19792812000
申请日期
1979.08.10
申请人
KINGISEPPSKOE PROIZV OB "FOSFORIT" MINISTERSTVA KHIM PROMY SSSR
发明人
SHPAK DMITRIJ N,SU;ARENS VIKTOR ZH,SU;BUKSEEV VLADIMIR V,SU;MISHUTKIN VIKTOR F,SU;FROLOV NIKOLAJ P,SU;LYAKHOV ANATOLIJ I,SU
分类号
E21C45/00;(IPC1-7):E21C45/00
主分类号
E21C45/00
代理机构
代理人
主权项
地址
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