利用粉煤灰提取氧化铝的研究现状

Research status of extracting alumina from fly ash

阐述利用粉煤灰提取氧化铝的重要意义,介绍近年来我国粉煤灰提取氧化铝技术的研究进展,指出几种主流工艺路线的优点和缺陷,并对其未来发展方向进行展望。

The important significance of the extraction of alumina from fly ash was elucidated. The research progress in the technology of extracting alumina from fly ash in China was introduced, and the advantages and disadvantages of several mainstream process routes were pointed out. The future develop- ment direction of the above techniques was prospected.