确定了磷石膏的最佳炒制工艺参数。
Optimum calcining technology parameter from phosphogypsum to plaster of Paris is determined.
提出了磷石膏综合利用新工艺。
The new process of comprehensive utilization for phosphogypsum was presented.
阐述了磷石膏的基本特性及其在农业上的作用。
The fundamental characteristics of phosphorus gypsum and its actions on agriculture have been narrated in the article.
对磷石膏复盐法制备硫酸钾工艺进行了研究和改进。
The process of synthesis potassium sulfate by phosphogypsum double salt method was studied and improved.
详细介绍了开磷集团磷石膏胶结充填系统及其工艺。
A detail description of cemented phosphorus gypsum filling system and its process in Kaiyang phosphorus Group Co, Ltd is made.
为减少渣对周围环境的影响，提出磷石膏的综合利用。
To decrease the effect caused by ardealite cinder, a comprehensive utilization was put forward.
磷石膏可以用在不怎么讲究色泽的产品中，象墙板和水泥。
Phosphogypsum can be used in products for which color is not so important, as in wallboard and cement.
按照该工艺配方生产的磷石膏砌块强度高、耐水性能优良。
Ardealite block produced according to the process recipe features high strength and excellent water resistance.
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。
The modified method of phosphogypsum and the application of modified phosphogypsum to cement manufacture are studied.
掺加6 %的磷石膏，能够提高石灰粉煤灰稳定磷渣的强度。
With about 6% phosphogypsum, the strength of lime fly ash stabilizing phosphorous slag can be improved.
磷石膏作为充填骨料充填于井下采空区，目前国内尚无先例。
Phosphor-gypsum is filled into the mined empty area as filling aggregate, it is not still applied yet in China at present.
对磷石膏综合利用产出的氯化钙制备碳酸钙的工艺进行了研究。
In this study, the synthetic process of calcium carbonate from calcium chloride, which is produced from phosphogypsum, is researched.
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。
The principle, technological process and production management of sulphuric acid and cements production from phosphogypsum are described.
介绍了利用化工副产品磷石膏和高炉矿渣制备建筑胶结料的方法。
The preparation of construction cementing medium from phosphogypsum and blast furnace slag has been studied, highlighting the mixing ratio of the raw materials and the product performance.
磷石膏是磷酸厂排放的工业废渣，不具备胶凝能力，且污染环境。
The phosphorus gypsum is emitted by the factory of phosphoric acid, which can not congeal to the gel, and can pollute the environment.
因此，开展磷石膏分解特性的研究具有重要的实用价值和理论意义。
Therefore, the research of the phosphogypsum decomposition characteristics has important practical value and theoretical significance.
以磷石膏和碳酸铵为原料制备硫酸铵，对反应过程的动力学进行了研究。
In this paper, ammonium sulphate was prepared from phosphogypsum and ammonium carbonate, and the kinetics of the reaction process is studied.
湿法磷酸生产副产磷石膏的堆放不仅占用大量土地，而且严重污染环境。
The storage of the by-product phosphogypsum from wet phosphoric acid production not only takes a lot of space, but also poses a severe pollution of the environment.
应用旋转圆盘法研究了三峡库区堆放的磷石膏中氟化物的浸取动力学特性。
The leaching of fluoride in phosphogypsum piled up in three gorge reservoir area was conducted by rotating disk method.
磷石膏经石灰中和、球磨或水洗、球磨预处理，可煅烧成优等品建筑石膏。
The phosphogypsum can be calcined into quality building plaster via neutralized with lime, ball milled or water washed, ball milling pretreated.
磷石膏为湿法生产磷酸排放的工业废渣，因含可溶磷杂质，不能直接使用。
Phosphor - gypsum is the industrial waste discharged from wet process phosphorous acid production.
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。
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.
介绍了磷石膏的基本性质、杂质类型及其资源化利用中对预处理工艺的影响。
The basic property of phosphogypsum, types of impurities, and the impact of its resource utilization on the pre-treatment process are introduced.
磷复肥生产排放的磷石膏废渣堆存占地，污染环境，已成为亟待解决的难题。
The waste residue discharged from the production of compound phosphate fertilizer occupies large area of land and pollutes surrounding environment, which causes environmental problems hard to control.
在水泥中加入磷石膏做缓凝剂，对凝结时间影响较大，但对强度影响不太明显；
Phosphorous gypsum makes cement condensation time prolonged, while give no evidence influence on cement strength.
用磷石膏配制石膏基自流平材料可变废为宝，具有良好的经济效益和市场开发前景。
Using phosphogypsum for gypsum-based self-leveling materials' preparation has good prospects for economic benefit and market development.
试验结果表明：磷石膏颗粒分布较为集中、级配较差、渗透性能良好且抗剪强度较高。
Testing results show that phosphogypsum material particle size distribution is more concentrated, graded poor, good permeability and high shear strength.
而干滩长度、磷石膏透水性以及其各向异性等三种因素对坝坡稳定性的影响相对较小。
The effects of drainage clogging and dam height are most obvious, but dry beach length, permeability of phosphogypsum and anisotropic permeability are weaker.
利用工业废渣煤矸石、液态渣、磷渣、锰渣、磷石膏生产425R型普通硅酸盐水泥。
The ordinary portland cement of 425R type was produced by the industrial waste slags, gangue, liquid slag, phosphate slag, manganic slag and phosphogypsum.
用自制碳钢材蜗代替瓷材蜗，测定磷石膏制水泥生料中的碳含量，经济实用，简便、快速。
Using self-made carbon steel crucible instead of poroelain crucible is an economical, practical, simple and raoid way to determine the carbon content in cement raw meal with phosphogypsum.
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