Experience in ore reserves extraction in open-pit borders and bottom in transition from open-pit to underground mining
About authors
- 1 — laboratory head OJSC «Uralmekhanobr»
- 2 — junior research assistant OJSC «Uralmekhanobr»
Abstract
The article presents the results of industrial-experimental tests of technology for extraction of open-pit border and bottom reserves of copper sulphide ores under different conditions at ore mines of OJSC «Uchalinsk MDK». Description is given to the technology of extraction of border reserves at the Sibay under- ground ore mine with the use of the open chamber with ore discharge through underground workings, as well as to the order of ore reserves extraction at the Uchalinsk underground ore mine.
Область исследования:
(Archived) Innovation in designing of mining plants
Keywords:
extraction of border and bottom reserves
sulphide ores
new variants of mining methods
scheme of reserves mining
efficiency upgrading of mining production
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