【摘要】 煤矸石是煤炭开采、加工过程中产生的固体废弃物,是我国目前排放量较大的固体废弃物之一。大量堆放的煤矸石,对环境造成危害,同时也是巨大的资源浪费。本文介绍了煤矸石的化学组成和分类,总结了国内煤矸石综合利用途径,分析了我国煤矸石利用中存在的问题,并提出了煤矸石资源化利用的建议。更多还原

【Abstract】 Coal gangue is one kind of the largest solid waste of China which emerged in the process of coal mining and workpiece.The large amount of coal gangue is harmful to the environment and a huge waste of resource.This paper introduces the composition and classification of coal gangue and summarizes utilization ways of coal gangue recycling in China.The author also analyses questions in utilization and gives some corresponding suggestions.更多还原