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 comprehensive utilization of the by product phosphogypsum from the wet process phosphoric acid plant is an issue of common concern for the high nutrition compound phosphate fertilizer enterprises.

湿法磷酸装置副产磷石膏的综合利用是高浓度磷复肥企业共同关心的问题。

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Technological process and efficiency of the fertilizer potassium metaphosphate from phosphorus, phosphoric acid or phosphate fertilizer and potassium chloride were introduced.

介绍用元素磷 （或磷酸或磷肥 ）和氯化钾生产偏磷酸钾肥料的工艺及产品肥效。

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