共搜索到109条信息,每页显示10条信息,共11页。用时:0小时0分0秒734毫秒
, Ministry of Education, Central South University, Changsha 410083, China)Abstract:A kind of Dominica ore is a strong acidic ferric oxide ore containing nickel, which contains limonite, quartz, alumina......
microscopy and scanning electron microscopy. It is found that phosphorus exists within limonite in the form of solid solution, which cannot be removed through traditional ways. During reduction roasting......
of limonite and the thermal decomposition of siderite,which can produce pores and cracks and weaken the compactness of the ore, improve the magnetization characteristics of roasted ore, and strengthen......
alumina limonite HUANG Zhucheng, LIANG Zhikai, YI Lingyun, JIANG Tao (School of Resources Processing and Bioengineering, Central South University, Changsha 410083, China) Abstract: Sintering test of Indonesian high alumina limonite matching with other iron-containing materials was carried out and the sintering yield and quality indicators were improved by optimization of ore matching, regulation......
that the main components of the ore were feldspar, sericite, quartz and kaolinite, and iron mainly existed in limonite and hematite, most of which can be removed by beneficiation. The results show... that the main components of the ore are quartz, alumina and potassium oxide. The iron content is 1.30% and mainly exists in the form of Fe2O3, hematite and limonite are the main phases of the iron......
-malachite > chrysocolla > copper-bearing chlorite > copper-bearing muscovite > copper-bearing biotite > copper-bearing limonite > feldspar-quartz-copper-iron colloid. Key words... and pseudo-malachite; isomorphic copper existed in the form of biotite, chlorite and muscovite; adsorbed copper existed in the form of limonite, and colloid co-precipitated copper existed......
......
高比例褐铁矿与细磁精矿粉配矿技术研究贺淑珍1(1.山西省太原市山西太钢不锈钢股份有限公司)摘 要:在对褐铁矿-扬迪矿的性能进行了理,化,热力学性能分析研究的基础上,与太钢自产超细磁铁精矿粉尖山粉进行了合理配矿,经过大量的烧结杯试验和烧结矿冶金性能检测,优化出了适宜的配比方案,开发出了超细磁铁精矿粉与高比例褐铁矿配矿烧结技术,应用于生产实践,并实施了有利措施,烧结料层透气性得到了改善,烧结矿产质量指标保持在较好水平,配矿成本大大降低,取得了很好的应用效果.关键词:扬迪矿; 烧结性能; 细精矿粉; 产......
ore in Yunnan Huimin is mainly fine-grained impregnation structure whose major iron ore of oxide ore is limonite, the oxide ore was studied, and the iron ore was sorted with the craft of magnetization...波磁化焙烧铁矿石的方法可行,为难选铁矿石的分选提供了一个新的思路. 参考文献: [1] 谢兴中, 王毓华. 褐铁矿选矿研究现状与思考[J]. 金属矿山, 2010, 39(1): 6-10.XIE Xing-zhong, WANG Yu-hua. Current situation and thinking of mineral processing technique on limonite......
followed by leaching processing. The iron concentrate bearing 62.84% TFe, 2.33% Al2O3 and 0.45% SiO2 can be obtained by processing a limonite ore with 48.92% TFe, 8.16% Al2O3 and 4.24% SiO2, and the iron recovery reaches 98.56%. Key words: high-aluminum limonite; aluminum-iron separation; sodium-salt-added roasting  ......