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Keywords pyrite tailing;lower alkalinity steel slag;autoclaved product; 硫铁尾矿;低碱度钢渣;蒸压制品;
The autoclaved products made of steel slag mixed with pyrite tailing, pyrite tailing and lime or gypsum respectively were studied. 摘要用硫铁尾矿、硫铁尾矿和石灰、硫铁尾矿和石膏分别与低碱度钢渣复掺配制蒸压制品。
The compressive strength of the autoclaved product increases when mixed with pyrite tailing with lime or gypsum present. 在系统中存在石灰或石膏的条件下，硫铁尾矿的加入在实验范围内有利于蒸压制品抗压强度的提高。
The compressive strength of lower alkalinity steel slag autoclaved product decreases when mixed with pyrite tailing alone. 单独掺入硫铁尾矿，低碱度钢渣蒸压制品的抗压强度下降。
The autoclaved products made of steel slag mixed with pyrite tailing,pyrite tailing and lime or gypsum respectively were studied. 用硫铁尾矿、硫铁尾矿和石灰、硫铁尾矿和石膏分别与低碱度钢渣复掺配制蒸压制品。
Making hydrochloric acid directly react with pyrite tailing under atmospheric pressure and by polymerization, a polymeric aluminum ferric chloride (PAFC) is prepared. 常压下用盐酸直接酸浸硫铁尾矿,通过聚合制得聚合氯化铝铁。
The effect of pyrite tailing on the compressive strength of lower alkalinity steel slag autoclaved products was explored by analyzing the mechanical properties, the kinds of hydrates and the microstructures of the testing samples. 通过对各试样所进行的力学性能、水化产物种类及形貌的分析，探讨了硫铁尾矿对低碱度钢渣蒸压制品抗压强度的影响。
Keywords pyrite cinder;pellet;desulfitation; 硫酸烧渣;氧化铁球团;脱硫;
Study on Elimination of Iron and Aluminium in the Pyrite Tailing 硫铁尾矿酸浸除铁和铝的研究
The results show that taking pyrite tailings as major raw mat and adding small amount of other materials can produce the glass-ceramics with diopside as main crystal phase. 结果表明,利用硫铁矿尾矿为主要原料,添加适量的其他原料,可获得主晶相为透辉石相的微晶玻璃。
Optimum techno1ogical conditions of preparing PAFC with pyrite tailings were obtained through researching the influence factors of A1_2O_3, Fe_2O_3 dissolving rate. 研究影响氧化铝、氧化铁溶出率的因素,得到用该硫铁尾矿制备聚合氯化铝铁的最佳条件。
Keywords pyrite cinders;copperas potassium;iron yellow; 硫铁矿烧渣;硫酸亚铁;铁黄;
Keywords Pyrite Cinders;particle size;salt of iron;ferric oxide; 硫铁矿烧渣;粒度;氧化铁;铁盐;
Keywords Pyrite cinders;classification;flotation;Iron concentrate; 黄铁矿烧渣;分级;浮选;铁精粉;
Keywords Pyrite Cinders;Mineral Character;Separation target; 硫酸渣;矿物特征;选矿指标;
Keywords pyrite cinder;pyrite;mechanical activation;copperas; 硫铁矿烧渣;硫铁矿;机械活化;绿矾;
Keywords Pyrite;Bioleaching;Bedox potential;leaching rate; 黄铁矿;生物浸出;氧化还原电位;浸出率;
Keywords pyrite ore;gravity separation;jigger;spiral; 硫铁矿;重选;跳汰;螺旋选矿机;
Keywords Pyrite Microscopic gold Submicroscopic gold; 黄铁矿;次显微金;显微金;
Keywords Pyrite;Gold concentrate;Cyanidation leaching; 黄铁矿;金精矿;氰化浸出;