采选废料的利用

• 作 者: E·Aleshin 王凤岐
• 出 处: 矿产保护与利用
• 发表日期: 1982年02期
• 关键词: 选矿厂尾矿 尾矿池 尾矿堆存 铺路材料 充填料 工程性能 混凝土骨料 倾析 碱性溶液 销售潜力

现在,美国每天堆存的采矿废料达36万吨以上。过去,已积存有230亿吨,今后,将以更大的速度积存这种废料。采选废料年产量和累积量列于下表:

Now, the United States piles up more than 360,000 tons of mining waste every day. In the past, there have been 23 billion tons already accumulated. In the future, such wastes will be deposited at an even greater rate. The annual output and cumulative amount of mining waste are listed in the following table: