Precipitation process of the goethite from hot acid leaching solution of zinc concentrate roast dust was investigated.
研究了从锌焙烧烟尘常压热酸浸出液中沉淀针铁矿的过程。
By contrast, the process for goethite and manganite were exothermic.
硼在针铁矿、水锰矿上的吸附为放热过程 ，解吸为吸热过程。
By contrast, the process for goethite and manganite were exothermic.
硼在针铁矿、水锰矿上的吸附为放热过程 ，解吸为吸热过程。
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