magnesia相关论文
Effects of Magnesia Fines Addition and Spinel with Different Compositions on Thermal Expansion Behav
Effects of magnesia fines addition (4%,6% and 8% in mass ) and spinel with different compositions (alumina-rich,magnesia-ri......
A low MgO content in sinter is conducive to reduce the MgO content in blast furnace slag. This study investigated the ef......
Bioelectrochemical acidolysis of magnesia to induce struvite crystallization for recovering phosphor
A novel struvite crystallization method induced by bioelectrochemical acidolysis of magnesia (MgO) was investigated to r......
为研究初始含水率对活性MgO碳化固化粉土强度和电阻率的影响,通过室内试验测试分析初始含水率对MgO碳化固化粉土应力-应变、无侧限......
In accordance with a fresh accident by severe expansion cracks of structural elements,based on systematic detection and ......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
The reduction process of MgO-fluxed pellets was investigated and compared with traditional acidic pellets in this paper.......
The optimized use of Mg O flux in the agglomeration of high-chromium vanadium–titanium magnetite was investigated syste......
Fracture behavior and microstructure analysis of Al2O3-MgO-CaO castables for steel-ladle purging plu
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Experiments on the solid-state reaction between iron ore particles and MgO were performed to investigate the coating mec......
In this paper, the diffusion behavior between MgO and Fe_2O_3(the main iron oxide in pellets) is investigated using a di......
Effect of MgO content in sinter on the softening-melting behavior of mixed burden made from chromium
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
The ZnO/MgO solid samples containing the ZnO nanoparticles of controllable size were prepared using colloidal technique.......
Nickel catalysts are effective for the steam reforming of tar derived from biomass pyrolysis,but the improvement is need......
The effect of magnesia burnt at 800-950℃ on the properties,especially the shrinkage,of alkali-activated slag cement (AA......
Nickel catalysts are effective for the steam reforming of tar derived from biomass pyrolysis,but the improvement is need......
The effects of basicity and MgO content on the viscosity of SiO2-CaO-MgO-9wt%Al2O3 slags with basicity from 0.4 to 1.0 a......
The compressive strength of MgO-fluxed pellets was investigated before and after they were reduced.The porosity and pore......
We have shown that MgO can be dispersed on γ-Al2O3 with different loadings. The observed dispersion capacity of MgO on ......
The ZnO/MgO solid samples containing the ZnO nanoparticles of controllable size were prepared using colloidal technique.......
为降低中间包涂抹料的原料成本,以镁橄榄石颗粒为骨料,研究了以1~3 mm镁橄榄石颗粒料部分替代镁砂颗粒对中间包涂抹料性能的影响。......
分别以Mg(OH)2(菱镁矿轻烧后水化得到的,简称水化后)和菱镁矿(称为水化前)为原料,按轻烧(850℃ 1h)→细磨→成型→煅烧(1600℃3h)的工艺制得烧......
高镁低硅硼镁石矿火法炼镁的实验中,煅烧生矿生成的氧化镁对金属镁的回收率有重要影响.为了得到高活性氧化镁,首先利用差热-热重法分......
以高纯镁砂、西藏铬矿细粉为原料,分别添加0%,2%,4%,6%(质量分数)的金属Cr粉末,在200MPa下制成中50mm×20mm的试样,然后在1600℃,空气气氛下......
氧化镁是一种重要的化工原料,而菱镁矿是制备氧化镁的一个重要来源。利用菱镁矿制备氧化镁的热处理方法包括轻烧,重烧和熔融。近年......
Sintered magnesia clinker(also called sintered MgO) was prepared with Mg(OH)2(prepared by light calcining hydration of m......
The influences of C /S mass ratio and kieserite impregnation on performance of 95-grade magnesia bricks prepared using s......
制备了Ni/Ti02,Ni/Mgo.5 Tio.5Ox和Ni/MgO三种催化剂并考察了它们对甲烷三重整反应的催化性能.结果表明,将Ti引入NiO-MgO体系中可以阻止固......
将MgO作为助剂用于苯胺和乙二醇直接气相合成吲哚Cu/SiO2催化剂中,通过X射线衍射、程序升温还原和热重分析对催化剂进行了表征.结果表......
通过X射线衍射、N2吸附-脱附、程序升温脱附、程序升温还原和电子顺磁共振方法研究了焙烧温度对MgO-Al2O3载体物化结构和Co-Mo/MgO......
以四水乙酸镁为前驱体,以大米粉形成的凝胶为模板,采用新的凝胶-模板法制备了一系列的氧化镁材料,并用X射线衍射、扫描电镜、低温......
通过红外光谱分析、X-射线衍射、热分析的测试,研究添加氧化镁(MgO)的聚乳酸(PLLA)热老化前后的失重率、化学结构、结晶状态及热性质的......
首先将菱镁石在850℃下煅烧2h获得轻烧氧化镁,并将其水化成氢氧化镁;然后以这种氢氧化镁(烘干后)为原料,分别按细磨-轻烧、细磨-轻烧......
在轻烧氧化镁粉(粒度≤45μm)中分别添加0、1%、2%、5%、10%(W)的化学纯TiO2,经球磨混合、干压成型后,分别在1400、1500和1600℃保温3h反应烧......
以不同粒度氧化铝空心球为原料,以由二氧化硅微粉形成的凝胶为结合剂,制成了氧化铝空心球浇注料。在浇注料中添加电熔镁砂,研究电......
采用X射线衍射技术(XRD)对菱镁原矿和镁砂产品进行了物相组成分析,菱镁石原矿粉中主相w(MgCO3)达到96%,杂质主要是CaCO3和SiO2;轻烧镁......
测定了MgO在电解质MgCl2-NaCl-KCl-CaF2(MgF2/NaF)以及MgCl2-NaCl-KCl-NdCl3等体系中的溶解度,并利用正交试验设计和响应面分析研究了......
文章采用植酸水溶液对纯镁进行化学转化处理,通过SEM、EDS、电化学极化曲线法研究了温度、时间、浓度以及pH值对表面转化膜性能的......
以刚玉和电熔镁砂为原料,采用干式捣打法制得了含镁铝尖晶石的复合耐火材料,探讨了添加Cr2O3粉及ZrO2粉对材料性能的影响,XRD结果......
基于氧化镁湿法烟气脱硫工艺应用中存在的问题,对影响氧化镁湿法脱硫率及可用率的关键参数如SO2浓度、烟气量、循环吸收液PH值、液......
探讨了锆英石对镁砂烧绔性能的影响,并研究了由这种合成镁锆砂制成的镁砖的性能.结果表明:锆英石能显著提高镁砂的烧绔性能:利用合......
利用TG-DTA和XRD研究了氧氮化铝(AlON)在高温下的氧化行为及其与MgO和MgAl2O4的作用.结果表明:AlON在850℃左右开始氧化,1170℃左......
对渣蚀后的MgO-ZrSiO4浇注料进行了SEM和EDAx分析.结果表明:(1)反应层中的CaZrO3和方镁石形成直接结合;(2)渗透层中的ZrO2聚集起来......
以烧结镁砂和锆英石为原料,按烧结镁砂与锆英石的质量比分别为8812,8515,8020,7723进行配料,成型后在110 ℃下保温24 h干燥,然后分......
以锆英石粉和α-Al2O3粉为原料,同时引入不同量的MgO(分别占ZrO2含量的0、3.5%、5%、8%、10%和20%)作烧结助剂和t-ZrO2的稳定剂,采......
以氧化铁粉、α-Al2O3粉、石墨粉为主要原料,分别外加质量分数为0、2%、5%和8%的氧化镁粉,以亚硫酸纸浆废液为结合剂混练均匀后,压......
以97烧结镁砂为主要原料,加入3%质量分数的氮化硅铁细粉,以硅微粉作为结合剂,研究了外加不同量碳化硼(其质量分数分别为0、0.1%、0.2%、0.3%、......