PROCESS OF TAILING DUMP EXPLOITATION Russian patent published in 2002 - IPC

FIELD: mining industry, specifically, working of tailing dumps of dressing mills. SUBSTANCE: sections of tailing dumps with certified content of mineral resources are outlined and are worked by transfer of sands to water-saturated mixture-pulp by pumping water into them through perforated tubes installed in holes drilled from underground workings. Formed pulp goes through other holes by gravity under effect of gravitational forces into pipe-line laid in underground working and is conveyed to dressing mill for extraction of mineral resources from it. EFFECT: reduced expenditures for extraction and processing of sands of tailing dump at dressing mill. 1 dwg