These systems can use fluorides for silica removal.
这些系统可用氟化物去除二氧化硅。
Iron was separated from silica by selective leaching the techniques. Factors affecting the selective leaching and silica removal are discussed in this paper.
采用选择浸出分离硅铁,对影响选择浸出和中和除硅的诸因素进行了讨论。
This study is not only a breakthrough the bottleneck of silica gel formation and pulp filtration, but also a good removal iron and silicon completely, and a filterable cake is obtained.
本研究突破了在高硅铜冶渣湿法浸出回收有价金属过程中容易形成硅胶所造成难过滤的瓶颈;
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