总结了我国高铝粉煤灰提取氧化铝技术发展与现状;从能耗、物耗、环境和产品质量等方面,对目前的典型工艺进行了客观剖析,分析了粉煤灰提取氧化铝产业化过程遭遇的技术瓶颈;提出了发展粉煤灰提取氧化铝新技术的研究重点和方向.
The technique situation and development trend of extracting alumina from coal fly ash were summarized The current typical processes were objectively evaluated from the view of energy consumption, material consumption, environment, product quality and so on On this base, the technical bottlenecks of extracting alumina from coal fly ash during industrialization were analyzed;the development trend of the extraction of alumina was put forward.
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