FIELD: mining industry. SUBSTANCE: method for underground leaching of rocky ores in places of their occurrence includes driving in ore enclosing horizon of draining, injection and compensation workings, supply of leaching solutions to the mass of broken ore from drainage working, and discharge from it of productive solutions. Novelty consists in that drilled from drainage working are holes uniformly distributed on the floor of broken ore, and supplied through holes is air coming from drainage working to the ore mass. EFFECT: higher efficiency. 9 cl, 1 dwg
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Authors
Dates
1996-09-27—Published
1993-12-02—Filed