| 摘要 |
FIELD: mining industry, possible use for underground lixiviation of hard and resilient ores of mineral resource deposit. ^ SUBSTANCE: method for underground lixiviation of hard and resilient ores includes driving preparatory and dividing mines, well mass extraction of chamber, ejection of extracted ore onto hauling level, shattering thereof into required condition on mobile shattering complex with following return of it back or into lower lixiviated chamber, watering of prepared ore with solution of reagent, partial outlet of lixiviated ore with return into chamber. ^ EFFECT: increased speed of lixiviation of and increased recovery of useful component, and also possible simultaneous extraction of two and more chambers and substantially decreased cost of lixiviation. ^ 3 dwg |
