張宏偉　陳　超　鄭　毅

　　摘要：隨環保事業的迅速發展，固體廢物的綜合利用越來越被人們重視。本文主要介紹利用粉煤灰生產硅鈣鎂復合肥的新工藝，從而既可減少固體廢物污染，又可使廢物綜合利用。
　　關鍵詞：粉煤灰；硅鈣鎂復合肥；新工藝
　　中圖分類號：X705　　文獻標識碼：A　　文章編號：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