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- The process of selective reduction roasting-ammonia leaching-solvent extraction-electrowinning is adopted to extract nickel,cobalt and recover iron from low grade nickeliferous laterite ore. 本研究采用选择性还原焙烧-氨浸-溶剂萃取-电积工艺从低品位红土镍矿中综合提取镍、钴、铁,重点介绍了采用煤作还原剂,选择性还原焙烧的试验研究。
- low grade nickeliferous laterite ore 低品位红土镍矿
- EXPERIMENTAL STUDY ON LOW GRADE NICKELIFEROUS LATERITE ORE WITH SELECTIVE REDUCTION ROASTING TECHNOLOGY 低品位红土镍矿选择性还原焙烧试验研究
- EXPERIMENTAL STUDY ON ROASTED ORE OF POOR NICKELIFEROUS LATERITE ORE WITH AMMONIA LEACHING TECHNOLOGY 低品位红土镍矿还原焙砂氨浸试验研究
- Keywords ammonia leaching;roasted ore;low grade nickeliferous laterite ore;nickel and cobalt extraction; 氨浸;焙砂;低品位红土镍矿;镍、钴提取;
- Keywords selective reduction roasting;ammonia leaching;nickeliferous laterite ore;nickeliferous iron ore;nickel and cobalt extraction; 选择性还原焙烧;氨浸;低品位红土镍矿;镍铁矿;镍钴提取;
- nickeliferous laterite 红土矿
- nickeliferous laterite ore 低品位红土镍矿
- In Europe, there exists the soil similar to laterite. 欧洲有类似于红土的土壤存在。
- Press place earthy and divisional, also have laterite white (yellow) earth. 按当地土质区分，有红土也有白(黄)土。
- Abstract: The worldwide processing status of nickel laterite ores is reviewed. 摘 要: 综述了国内外红土镍矿的处理现状。
- Near the border zone an important string of nickeliferous peridotites is emplaced. 在靠近交界带上有重要的一连串的含镍橄榄岩（体）的侵入。
- There are various nickeliferous minerals in the Cu-Ni mineralization zone of Huangshan. 黄山铜镍成矿带中含镍矿物种类繁多，成分复杂。
- The oxygen autogenous smelting process of nickeliferous copper concentrate from Jinchuan Nonferrous Corp. 结果表明,含镍铜精矿自热熔炼,可实现除铁、脱硫、保镍,生产含铜90%25的粗铜,并减少镍的循环。
- Laterite A hard crust that may form on the surface of the SOIL in tropical regions with alternating wet and dry seasons. 红土：在热带地区，土壤表面由于干湿交替而行成的具有坚硬外壳的一种土壤。
- The oxygen autogenous smelting process of nickeliferous copper concentrate from Jinchuan Nonferrous Corp. is thermodynamically analyzed. 对金川二次铜精矿氧气自热熔炼过程进行热力学分析。
- A complete laterite profile should be made up of laterite layer, parti-color clay layer and carbonate rock saprolite. 完整的红土剖面应该由红土层、杂色粘土层和碳酸盐岩腐岩组成。
- The neotectonic period is the principal metallogenic period of the laterite gold deposits. 新构造运动期是云南红土型金矿的重要成矿期。
- With the resource shortage of nickel sulfide ore,laterite will be the main source of nickel in the future. 镍主要应用于不锈钢生产并且需求最不断增加,但随着硫化镍矿资源的日趋枯竭,红土矿将是未来镍的主要来源。
- The fractal dimension value can be used to describe the variations of the grain size of laterite. 分维值的大小反映了红土中颗粒粒度的变化特点。
