论文部分内容阅读
斯特肯约克(Stekenjokk)铜锌矿是博立登公司最近新建的一个采选企业,年产矿石40万吨(2000吨/日)。1973年开始筹建,1975年小露天投产,1976年上半年地下矿全部建成。小露天可采矿量仅25万吨,不久即将结束生产。地下矿机械化程度较高,全部使用无轨自行设备,而且据称是国外第一个完全实现液压凿岩的矿山。该矿位于瑞典北部与挪威毗邻的山区。矿体走向长约2000米,倾角13°,延深500米,围岩为绢云母
The Stekenjokk copper and zinc mine is a newly established mining company of Bordeon Company with an annual output of 400,000 tons of ore (2,000 tons / day). Construction began in 1973, a small open-air production in 1975, all underground mining completed in the first half of 1976. Small open-pit mining capacity of only 250,000 tons, soon to end production. High degree of mechanization of underground mines, all using their own trackless equipment, and allegedly the first complete realization of hydraulic rock drilling mines. The mine is located in northern Sweden and Norway bordering the mountains. Ore body length of about 2000 meters, angle 13 °, 500 meters deep extension, the surrounding rock sericite