Resource comprehensive utilization method of refining alkaline slag

The invention belongs to the technical field of biochemical environment protection, and concretely provides a resource comprehensive utilization method of refining alkaline slag. The method mainly ischaracterized in that the refining alkaline slag is subjected to pretreatment, biochemical treatment,...

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Hauptverfasser: WANG JIANPING, FU YINGXUN, CHEN MEIMEI, REN XIAOYAN, QIN PEIGUANG, WANG CHUN, CHE SHUGANG, ZHANG XINQING, LIU SHENGPENG, YANG CHUANLUN, HAN LIXIA
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention belongs to the technical field of biochemical environment protection, and concretely provides a resource comprehensive utilization method of refining alkaline slag. The method mainly ischaracterized in that the refining alkaline slag is subjected to pretreatment, biochemical treatment, post treatment, evaporative crystallization and tail gas treatment to finally realize the organicphase reprocessing utilization; the tail gas is exhausted in a standard reaching way; meanwhile, sodium sulfate products are recovered at the same time; the utilization maximization of resources is realized. The method provided by the invention has the advantages that the process is reasonable; the cost is low; the implementation is easy; good economic benefits, environment benefits and social benefits are realized. 本发明属于生化环保技术领域,具体提供了种炼化碱渣的资源综合利用方法。该方法的主要技术方案为:将炼化碱渣进行预处理,生化处理,后处理,蒸发结晶,尾气处理,最终达到有机相回炼利用,尾气达标排放,同时回收硫酸钠产品,做到资源利用最大化。本发明工艺合理,成本低廉,易于实施,具有良好的经济效益、环境效益和社会效益。