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direct reduction sponge iron 直接还原海绵铁
Keywords gossan type gold ores;coal;direct reduction;sponge iron;carbon flotation;extraction of gold through cynidation; 铁帽型金矿;煤;直接还原;海绵铁;碳浮选;氰化提金;
This process is often called a direct reduction. 我们时常把这个过程称之为直接归纳。
Direct reduction iron powders could be used as raw feed for steelmaking by electric furnace sfter cold bounding. 该工艺为硫酸烧渣的利用开辟了新的途径。
The characteristics and the smelting functions of direct reduction iron (DRI) in EAF have been comprehen sively reviewed and discussed in this paper. 对直接还原铁 (DRI)性能及其在电弧炉冶炼的特性作了较全面的论述。
Design of Direct Reduction Plant at Tianjin Steel Tube Co. 天津钢管公司直接还原厂工厂设计
The characteristics and the smelting functions of direct reduction iron (DRI) in EAF have been comprehensively reviewed and discussed in this paper. 对直接还原铁(DRI)性能及其在电弧炉冶炼的特性作了较全面的论述。
By retort mechanism of direct reduction,the preparation direct reduction iron with scale oxide is studied in the laboratory. 利用罐式法直接还原原理在试验室进行了氧化铁鳞制取直接还原铁的研究。
The basic principle and process to produce the sponge iron in our corporation are introduced. 对海绵铁生产的基本原理及公司的海绵铁生产工艺进行了介绍。
The effects of binder and damp mill on green balls,the process for preheated pellets with high strength and easy reduction,and coal-based direct reduction iron(DRI) were studied. 以新疆磁铁精矿为原料,采用“一步法”直接还原,研究粘结剂种类和润磨方式对生球质量的影响,高强度、高还原性预热球团的制备及煤基直接还原的工艺。
The results indicated that direct reduction of nitrobenzene took place on copper cathode, i.e. the typical catalyzed iron inner-electrolysis characteristics. 结果表明,硝基苯能在铜电极上直接发生得电子还原反应,此即催化铁内电解法反应机理的显著特点。
The paper describes the raw material,equipment,flowsheet and method of the briquetting test of sponge iron powder.Suitable parameters were obtained through the research. 叙述了海锦铁粉压块成型试验的原料、设备、流程、试验方法及结果。
The direct reduction of iron ore pellet process by shaft furnace with gasification ofcoal,enriched oxygen,vapor and hot blast and the character of this process are introduced. 以固体气化煤为燃料，富氧加湿的高温鼓风为气化剂，制取合格的高质量煤气输入还原竖炉，含铁原料在竖炉内的高温煤气作用下转化为直接还原铁。
Using sponge iron reduced by iron ore concentrate powder as raw material,the smelting process of pure iron is investigated through non vacuum induction furnace and vacuum induction furnace. 以由铁精矿粉直接还原出来的海绵铁为原料，以非真空感应炉和真空感应炉为冶炼设备，对纯铁的冶炼工艺进行了研究与试验。
The DRI production is necessary for the continued development of the Iron and Steel Complex is pointed out and the united process combining the BF, the direct reduction furnace with the coke oven is the optimum selection. 指出 ,钢铁联合企业的可持续发展需要直接还原铁 ,高炉、直接还原炉、焦炉联合流程是其生产直接还原铁的最佳工艺选择。
The sponge iron making with iron sludge produced during DSD acid-making can be used for not only general metallurgy but also iron-carbon bed to treat DSD acid oxidation wastewater. 在常规的物化 +生化处理工艺的基础上引入浅层气浮和铁碳过滤的粘胶纤维生产废水治理的新工艺 ,并阐释了其工艺原理。
The production technology and automatic control on the DRC Direct Reduction Ironmaking Plant at Tianjin Steel Tube Co. 天津钢管公司DRC直接还原厂生产工艺与自动控制
Preliminary Study on Reduction of Nitrate in Water with Sponge Iron 海绵铁还原水中硝酸盐的初步研究
It also sums up the current situation of the steel and(iron) industry of our country,points out the necessity and urgency of the technology of DRI in our country,and expects the development foreground of the direct reduction in the new century. 概述了我国当前钢铁工业的现状,指出了我国发展直接还原铁(DR I)技术的必要性和紧迫性,展望了直接还原铁技术在新世纪的发展前景。
Keywords siderite;sponge iron / coal base reduction; 菱铁矿;海绵铁／煤基还原;