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概述西德煤矿浮选尾煤年产量为210万吨,其中鲁尔煤炭公司占120万吨。主要处理方法是浮选尾煤直接入沉淀池,或将其脱水后掺入洗矸中(表1)。
Overview West Germany coal flotation tailings annual output of 2.1 million tons, of which Ruhr Coal Company 1.2 million tons. The main treatment method is that the flotation tailings directly into the sedimentation tank, or after dehydration into the wash waste (Table 1).