Technology of Blasting of Strong Valuable Ores with Ring Borehole Pattern
The ores of non-ferrous and precious metals, represented by hard rocks, has a peculiar feature, that is the effect of segregation, that is the tendency of ore minerals to break down into small size classes, which in the underground mining method accumulate in significant quantities on uneven surface...
Main Authors: | , , |
---|---|
Format: | Article |
Language: | English |
Published: |
Saint-Petersburg Mining University
2019-06-01
|
Series: | Записки Горного института |
Online Access: | https://pmi.spmi.ru/index.php/pmi/article/view/13197?setLocale=en_US |