| 发明名称 |
COMPLETE STOWAGE OF BOTTOM LAYER BREAKAGE CUTS AT DECLINING EXCAVATION OF MINERALS |
| 摘要 |
FIELD: mining.SUBSTANCE: proposed method comprises first layer roadway development at 6 degrees to horizon and stowing with stowing mix. After solidification of top layer stowage massif, lower layer road headings and their stowage are performed. In compliance with this invention, after first top layer roadway development, pipeline is laid in roadway soil via which bottom layer cuts are filled.EFFECT: higher safety.1 dwg |
| 申请公布号 |
RU2522495(C1) |
申请公布日期 |
2014.07.20 |
| 申请号 |
RU20130107304 |
申请日期 |
2013.02.19 |
| 申请人 |
FEDERAL'NOE GOSUDARSTVENNOE BJUDZHETNOE OBRAZOVATEL'NOE UCHREZHDENIE VYSSHEGO PROFESSIONAL'NOGO OBRAZOVANIJA "NATSIONAL'NYJ MINERAL'NO-SYR'EVOJ UNIVERSITET "GORNYJ" |
发明人 |
TRUSHKO OL'GA VLADIMIROVNA;SINEGUBOV VJACHESLAV JUR'EVICH;STRELETSKIJ ALEKSANDR VLADIMIROVICH |
| 分类号 |
E21F15/08 |
主分类号 |
E21F15/08 |
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