Introduce the process flow, major equipment and the plant features of multistage ebullience fluidized calcination cooling technology.

介绍多层沸腾流化煅烧冷却技术的工艺流程、主要设备及装置特点。

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A new process was developed for the separation of cobalt, iron and manganese in the leach solution of zinc plant residue after sulphated calcination.

对某锌厂含钴废渣硫酸化焙砂浸出液进行了钴与铁、锰分离工艺研究。

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Calcination temperature, time and acid concentration were tested in laboratory and then scale-up test was carried in an industrial plant, both giving satisfying results.

在实验室试验中对煅烧温度、时间、酸浓度等条件进行试验，然后在工业装置中进行放大试验，结果令人满意。

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