The operating condition of Rhone-Poulenc process and the equipment for phosphoric aicd concentration in phosphoric acid plant of Guixi Fertilizer Co. , Ltd. are described.

介绍江西贵溪化肥有限责任公司磷酸装置R-P浓缩流程的运行状况，及浓缩工序主要设备性能。

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The wet phosphoric acid plant features large amount of by product phosphogypsum, which poses significant pollution to the environment and must be treated before comprehensive utilization.

湿法磷酸生产副产的磷石膏数量大，对环境污染较严重，综合利用前均须进行处理。

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Selection and usage of chemical pump in phosphoric acid plant of Huangmalin chemical Corp. are introduced. The trouble happened during commisioning and their settlement are specifically illustrated.

介绍黄麦岭磷酸装置化工泵的选用情况以及在试生产期间产生的问题及解决办法。

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