Analysis of the State of Raise Drivings at Krivbas Mines |
Analysis of the State of Raise Drivings at Krivbas Mines Full text
Е. К. Babec, S. I. Lyash, V. I. Chepurnoi, Z. S. Dobrovol’skaya
State enterprise "NIGRI"
UDC 622.268.4.005
Metall. Min. Ind., 2012, Vol. 4, No. 4, pp. 6-8
Abstract
There are presented results of analysis of the state of raise drivings at Krivbas mines. Applied methods of rock massif destruction are discussed. Trends of perfection of the given kind of mine jobs are shown.
Keywords: RAISE, HOLE BREAKING, SECTIONAL BLASTING OF HOLES, COMBINE DRIVING