Similarly, oxygen enhances the combustion process in industries that manufacture glass, aluminum, copper, gold, lead, and cement or that are involved in waste incineration or remediation. 同样地,氧在许多工业中促进燃烧过程,这些工业包括玻璃、铝、铜、金、铅和水泥或者同垃圾焚化或回收相关的工业。
Using limestone and aluminum oxide as raw materials, the batch ingredient and burning temperature on pure calcium aluminate cement properties are discussed. 以石灰石和工业氧化铝为原料研究了煅烧温度及配料组成对纯铝酸钙水泥性能的影响。
Cement clinker with aluminum modulus less than 1.4 can produce cement by finish grinding system with roller press, and the cement quality can fully meet the requirement stipulated in State Standard. 铝率小于1.4的水泥熟料采用辊压机终粉磨系统进行粉磨,水泥性能完全满足国家标准的要求。
The effect of limestone, fly ash and slag on High Aluminum Cement ( HAC) strength is studied. 研究了石灰石、粉煤灰,矿渣三种矿物混合材不同掺量对高铝水泥强度的影响。
Study on Using Aluminum Sulfate Tailings as Mixed Materials of Cement 硫酸铝渣作混合材对水泥性能影响的研究
Focused on the problem of zonal isolation failure in thermal recovery wells, this work investigated the feasibility of using high aluminum cement instead of common Portland cement in thermal recovery well cementing. 针对目前稠油热采井层间封隔失效问题,探索了高铝水泥替代普通加砂水泥用于热采井固井的可行性。
Surface Modification of Aluminum Powder The Study on the Modified Alumina Cement 铝粉的表面改性高铝水泥改性研究
The calcined kaolin, aluminium powders and aluminum sulfate were used as components of water-repellent agent, which effects on cement hydration and concrete impermeability were discussed in this paper. 本文以煅烧高岭土、铝粉、硫酸铝作为防水剂的组份,研究了它们对水泥水化及混凝土的抗渗性的影响。
There are certain contents of aluminum in cement flue dust; the dust is one very good material of producing potassium fertilizer. 水泥窑灰含有一定量的钾,是生产钾肥的良好原料。
In this paper, we have presented a technological process that is about the comprehensive use of potassium and aluminum, and also given the parameters which are about the recovery of aluminum and production of potash fertilizer using the ash of cement kiln and industrial nitric acid. 本文提出了综合利用钾、铝的工艺流程,并确定了用水泥窑灰与工业硝酸生产钾肥及回收铝的工艺参数。
Test results showed that using 3%~ 10% aluminum sulfate tailings replaced equivalent blast-furnace slag as mixed materials, the setting time of the cement can be shortened obviously, and the 28d strength of cement is also increased. 试验结果表明:当硫酸铝渣以3%~10%等量替代部分矿渣作混合材时,可缩短水泥凝结时间,提高水泥28d强度,但标准稠度需水量明显增加。
The effect of some kinds of inorganic salts and polymerized aluminum sulfate on the setting behavior of ordinary Portland cement was discussed in laboratory under the prerequisite of alkali-free and liquid. 本论文在无碱液态的前提下,通过试验探讨了几种无机盐单独或复合添加和聚合硫酸铝对水泥凝结性能的影响规律。
Experimental Study on Effect of Blending Materials on High Aluminum Cement 混合材对高铝水泥强度影响的试验研究
The change of coordination number of aluminum ions in the glasses, caused by corrosion of cement extract aqueous solution was determined by means of X-ray fluorescence spectra and infrared absorption spectra. 用X射线荧光光谱、红外吸收光谱等方法研究了这些玻璃水泥液侵蚀过程中铝离子配位数的变化。
With the high yielding of aluminum and iron, the leached residue can also be taken as a material useful for highway construction or cement production. 滤渣可以作为固化材料用于高速公路的路基建设或水泥生产中的添加剂。
For aluminum cement, through adding fly ash, the cost of anchor engineering can greatly be reduced under eligible primary compressive strength of grouting material. 对于高铝水泥,通过掺入一定量的粉煤灰,在浆液早期强度满足要求前提下,可达到降低工程成本之目的。
The addition of aluminum sulfate caused the chemical shrinkage of cement mortar to reduce a little, but induced net plasma self-shrinkage to grow into expansion. 硫酸铝掺入水泥中,可以使水泥浆的化学收缩有少量的减少,但可以使水泥净浆的自收缩改变为膨胀效应,这是因为其与水泥水化的生成物反应生成了钙矾石。
The content of calcium and aluminum residue and low grade bauxite were up to16% and28% respectively in preparing belite sulphate aluminium cement. Hydration products of belite sulphate aluminium cement were Aft, hydration calcium silicate gel. 制备贝利特硫铝酸盐水泥的锂渣掺加量可达16%,低品位铝矾土掺量为28%;贝利特硫铝酸盐水泥水化产物为钙矾石和水化硅酸钙凝胶。