The oxidation pigmenting effluentof aluminium product process was treated with the method of neutralization coagulate precipitation.
采用中和—加药混凝—沉淀—压滤除渣的方法处理铝型材加工氧化着色污水。
2
Using the method of stepwise neutralization precipitation, the impurities of heavy metal ion in chrome plating effluent with high concentration are removed.
利用分步中和—沉淀方法去除高浓度镀铬废水中重金属离子杂质。
3
Using fly ash as the neutralization agent of acid wastewater, the reaction is fast, the effluent is nice, the equipment is simple and the cost is low.