The invention provides a sulfur oriented adsorption control method for calcining active lime in a rotary kiln comprising the following steps: the rotary kiln calcines the massive limestone using the mixture of the coal fines and active lime fine silts as fuels, the sulfur in the flue gas is adsorbed using the sulfur adsorption and desulphurizing ability of the active lime fine silts, meanwhile the sulfur-adsorbed kiln dust is separated from the calcined active lime by means of screening to get low sulfur-content active lime.
本发明提供的回转窑煅烧活性石灰中的硫定向吸附控制方法，具体是：回转窑以煤粉与活性石灰微细粉粒的混合物为燃料，在对块状石灰石煅烧时，利用活性石灰微细颗粒所具有的硫吸附与脱硫能力对烟气中的硫进行吸附，同时通过筛分将吸附了硫的窑灰与煅烧过的活性石灰分离，而得到低硫含量的活性石灰。
The phosphogypsum can be calcined into quality building plaster via neutralized with lime, ball milled or water washed, ball milling pretreated.
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 good result is achieved by using calcined dolomite powder and carbon dioxide in waste metallurgical lime gas on foe existing industrial condition so that the light MgO productivity is improved.
利用现有工业条件，使用煅烧白云石粉与回收冶金石灰废气中的CO2进行试验研究，以提高轻质氧化镁产率为目的，取得了满意的结果。
The palletizing process with slaked lime, cement clinker and calcined plaster as additive was also introduced.
介绍了以熟石灰、水泥熟料、熟石膏为助剂的成粒工艺。
Three softening methods had been tested, and the result showed that the efficiency of calcined soda - caustic soda softening method was better than calcined soda softening method and calcined soda - lime softening method to treat the system effluent with higher permanent hardness.
对三种软化方法的考察结果表明，对于永硬较高的循环水系统排污水，纯碱烧碱法的软化效果优于纯碱法和纯碱石灰法。
A film of pure titanium dioxide or Fe 3 + doped titanium dioxide was coated on soda-lime glass by sol-gel and dip-coating methods and then a kind of photocatalytic self-cleaning glass was prepared after it was calcined.
采用溶胶-凝胶法和浸渍提拉法在普通钠钙玻璃表面负载了一层纯TiO2膜或掺杂不同量的Fe3+的TiO2膜，经灼烧后制备了具有自洁功能的新型玻璃。
The calcined gangue can has higher activity after milling, and can have higher bounding strength with the action of lime - gypsum-concrete composite excitant, and it can be replacement of cement-gangue concrete.
经过高温煅烧过的煤矸石，经粉磨后具有较高的活性，其在石灰石膏水泥复合激发剂作用下，具有较高的粘结强度，可以替代水泥配制煤矸石混凝土。
In addition, in this work, the composition of the lime - zeolite cement paste is compared with the lime-calcined zeolite cement paste, and it is confirmed that calcination of zeolite can accelerate hydration.
此外，试验中还比较了石灰天然沸石水泥和石灰烧沸石水泥的水化过程，初步表明了沸石煅烧可加速水化反应。
If PG is used to produce calcined gypsum, washing technology is recommended for large amount of PG to be utilized or the combined technology of lime neutralization with grinding is recommended.
若将磷石膏用于生产建筑石膏，当资源化规模达到10万t／a时，推荐采用水洗工艺；否则，球磨与石灰中和结合工艺是最佳选择。
In this paper, the physical properties and chemical composition of limestone from Cejing of Shahe are investigated and the activity of calcined lime are tested according to production condition.
研究了沙河市册井石灰石的物理性能、化学成分，参照邢钢的生产条件进行煅烧实验，并对石灰进行活性度测试。
Development of technology of the two generation's lime shaft kiln are introduced. Based on standardizing operation and application, the low sulphur and high quality activated lime is produced from the calcined poor grade limestone and meets the demand of steelmaking production.
介绍了天铁集团两代气烧石灰竖窑新技术的研制与开发，通过标准化操作和应用，使用低品位石灰石，煅烧出低S、优质活性冶金石灰。
The advantage of using calcined lime to neutralize soluble phosphorus in phosphogypsum is that it can eliminate the harm of soluble phosphorus and supply CaO for cementitious material and decrease the power consumption in the production.
利用生石灰中和磷石膏中的可溶性磷，既消除了可溶性磷的危害，为胶结材提供了CaO，同时可大大降低胶结材生产中的能耗。
The Effect of Quality of Calcined Lime on Alumina Production
石灰煅烧质量对氧化铝生产的影响