发明名称 |
METHOD FOR DIRECT DEVELOPMENT OF WORKING TRENCH |
摘要 |
FIELD: mining.SUBSTANCE: method involves stripping operations performed by longitudinal stripping cuts along the direct system with laying of overburden rock into external dump arranged on upper platform of a non-working open-pit side, at stock-piling of overburden rock to external dump in tiers that are formed along dumping front. Dumping front is arranged at a right angle to an upper edge of a non-working side of the open pit and aligned with movement direction of overburden rock from the working face of longitudinal stripping cut to their dumping place.EFFECT: reducing overburden rock re-excavation volumes.5 dwg |
申请公布号 |
RU2520234(C1) |
申请公布日期 |
2014.06.20 |
申请号 |
RU20120145290 |
申请日期 |
2012.10.24 |
申请人 |
FEDERAL'NOE GOSUDARSTVENNOE BJUDZHETNOE OBRAZOVATEL'NOE UCHREZHDENIE VYSSHEGO PROFESSIONAL'NOGO OBRAZOVANIJA "IRKUTSKIJ GOSUDARSTVENNYJ TEKHNICHESKIJUNIVERSITET" (FGBOU VPO "IRGTU") |
发明人 |
SKURIKHIN JURIJ GEORGIEVICH |
分类号 |
E21C41/26 |
主分类号 |
E21C41/26 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|