第三十条企业应当按照国家规定，对生产过程中产生的粉煤灰、煤矸石、尾矿、废石、废料、废气等工业废物进行综合利用。
Article30enterprises shall make a comprehensive utilization of fly ash gangue tailing lean material scrap material exhaust gas and other industrial wastes generated in production.
介绍了迁安化肥股份有限公司依靠技术进步对废水、废气、废渣进行的治理及综合利用的措施。
This paper presents the measures of wastes control and their comprehensive utilization, which depends on the technical progress with productive practice, satisfactory results are obtained.
从粉煤灰中提取氧化铝，并作废气、废液和废渣循环及利用，是一种粉煤灰高附加值、低污染的综合利用新工艺。
Extracting aluminum oxide from fly ash and circulating waste gas, waste water and residue is a new process of comprehensive utilization of fly ash with high extra profit and low pollution.
其结构简单、点火方便、受热面积大、能量综合利用率高及废气能量也能充分回收。
The invention has simple structure, convenient ignition, large heating areas, high comprehensive use of energy and thorough recycling of exhaust air energy.
其结构简单、点火方便、受热面积大、能量综合利用率高及废气能量也能充分回收。
The invention has simple structure, convenient ignition, large heating areas, high comprehensive use of energy and thorough recycling of exhaust air energy.
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