By study of the technical transform, increases safety and working efficiency of rake thickener, reduces workers labour strength and material cost, stoping polluted by out side exhausting coal slime.

• 通过技术改造提高了浓缩机的安全性和工作效率,降低了工人的劳动强度及耗材的费用,杜绝了外排煤泥水造成的环境污染。