摘要
东矿公司铅锌矿运用硐室爆破处理900 m中段以上的采空区,以便为2#矿体的开采形成良好的覆盖层,并为矿柱回收、空区处理和安全采矿和谐统一创造条件。由于硐室爆破设计合理,工程施工质量较好,达到了预期的爆破效果。
The Dong mine company-lead-zinc mine handled gobs above the middle of the 900 meters segment with Chamber blasting in order to form good Overburden for 2# ore body and create conditions for Harmony of ore processing and safely mining.Because of reasonable designs for Chamber blasting and good quality of projects,the company have lived up to desired blasting effect.
出处
《甘肃冶金》
2010年第5期61-62,68,共3页
Gansu Metallurgy
关键词
铅锌矿
硐室爆破
覆盖层
lead-zinc mine
chamber blasting
overburden
