Optimum calcining technology parameter from phosphogypsum to plaster of paris is determined.

确定了磷石膏的最佳炒制工艺参数.

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The product phosphogypsum will restrict development of wet - process phosphoric acid.

指出了湿法磷酸产生磷石膏废物将是制约湿法磷酸生产的主要环节.

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Phosphogypsum is the industrial waste that expelled from phosphate acid plant.

磷石膏是磷酸厂排出的工业废渣.

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With the development of phosphate industry a rapid release of phosphogypsum dayday.

随着磷化工的快速发展,磷石膏的排放量也与日俱增.

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Phosphogypsum is a by - product from wet producing process of Acid.

磷石膏是湿法磷酸生产过程中得到的副产物.

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The technology and the formula for manufacturing paper - faced plaster board from phosphogypsum were studied.

研究了以磷石膏代替天然石膏生产纸面石膏板的工艺和配方.

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Finally, dehydration and hydration principles of phosphogypsum was analyzed combining with principles of natural gypsum.

最后, 结合天然石膏的脱水、水化原理分析了磷石膏的脱水、水化机理.

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The principle, technological process and production management of sulphuric and cements production from phosphogypsum are described.

介绍了磷石膏制硫酸联产水泥的原理 、 工艺过程及生产管理情况.

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The modified method of phosphogypsum and the application of modified phosphogypsum to cement manufacture are studied.

研究了磷石膏的改性方法及改性磷石膏在水泥生产中的应用.

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