张宏伟　陈　超　郑　毅

　　摘要：随环保事业的迅速发展，固体废物的综合利用越来越被人们重视。本文主要介绍利用粉煤灰生产硅钙镁复合肥的新工艺，从而既可减少固体废物污染，又可使废物综合利用。
　　关键词：粉煤灰；硅钙镁复合肥；新工艺
　　中图分类号：X705　　文献标识码：A　　文章编号：1002-1264(1999)06-0045-02

Research on Comprehensive Utilization of Fine Coal Ash
for Producing Compound Fertilizer

ZHANG Hong-wei1，CHEN Chao1，ZHENG Yi2
(1.Department of Environmental Science, Tianjin University, Tianjin 300072；
2.Tianjin Waterworks Group Co.LTD,Tianjin 300040)

Abstract：With the quick development of environmental protection in China,people have paid more and more attentions to comprehensive utilization of solid wastes.This paper mainly introduces the new technology for producing sillicon,calcium and magnesium compound fertillizer,not only reducing the polluion of solid waste,but utilizing the wastes comprehensively.
Key words：fine coal ash；　silicon calcium and magnesium compound fertilizer；　new technology