Self-intensity of binding phase in iron ores during sintering;
铁矿粉烧结粘结相自身强度特性
Fluidity of liquid phase in iron ores during sintering;
铁矿粉烧结液相流动特性
Evaluation on liquid phase fluidity of iron ore in sintering;
铁矿粉烧结液相流动性评价
Physical and chemical properties of iron ore powder and carbon powder with mechanical impact are studied.
研究了机械力作用下铁矿粉与碳粉的物理化学性能的变化规律。
Energy storing mechanism and thermodynamics of reduction of mechanically milled iron ore powder were studied.
研究了机械力作用下铁矿粉储能的变化规律和还原热力学。
A series of friction and wear tests were performed on an MG-200 high temperature and high speed test rig to investigate the effect of barite and iron ore powder doped in the drilling mud on the friction and wear behavior of a casing/drill-pipe pair.
利用MG-200型高温高速摩擦磨损试验机对比考察了钻井液中所含的重晶石和铁矿粉对套管和钻杆试件摩擦学性能的影响,并采用扫描电子显微镜观察分析了磨损表面形貌,探讨了其磨损机理。
In this paper , the conveying process of pulverized coal mixed with 4 %～20 % fine iron ore has been investigated for BF injection.
研究了在高炉喷吹煤粉中加入４％～２０％铁矿粉的输送工艺。
The results obtained from a industrial test by the injection of fine iron ore into a blast furnace (1050 m 3) have been studied.
对鞍钢１０５０ｍ３高炉喷吹铁矿粉的工业性试验结果进行了分析。
Thermal decomposition and reduction behaviors of fine iron ore are studied under falling-down conditions accompanied with a hot gas flow.
为研究伴随高温气流下落过程中铁矿粉的热分解和还原行为的规律,在气粉两相流运动方程基础上,联立热分解、还原反应的动力学方程,以及气流、粉粒和炉壁之间的传热方程,建立了该过程的一维数学模型,应用计算机求解数学模型,求得各种条件下的出口反应率均与实测值符合很好,证明了本模型的适用性,进一步应用该模型研究了气体流量、组成、炉温及粉矿、粒度等实验条件对粉矿的停留时间、升降温曲线及反应行为的影响,从理论上解释了不同实验条件下的实验结果。
By optimal designing of experiments,according to the raw material conditions at Ansteel,the sintering pot tests of iron ore fines blended with imported ore fines containing medium crystal water were done in the lab.
根据鞍钢原料条件采用最优试验设计方法,在实验室条件下进行了烧结配加含中等程度结晶水的铁矿粉烧结实验,研究了该粉矿配比对烧结主要技术经济指标的影响。
This paper introduces the components of the magnetite and the application and standard of the magnetite powder in the heavy medium coal washing,and probes into the management and control of the medium consumption in the heavy medium coal washing from three aspects of the quality of medium,the management loss and the technical loss.
介绍了磁铁矿的组成及重介洗煤中磁铁矿粉的使用情况与标准,从介质质量、管理损失、技术损失3个方面探讨了重介洗煤中的对介耗的管理和控制。
When the Fe content in SA cinder from pyrite raw material is as high as to 60%,magnetite powder,additive and the above-mentioned powdered cinder can be mixed into production of oxidized agglomerate for iron production.
研究结果表明,如果硫酸烧渣中铁含量达约60%,经几十分钟细磨后,和磁铁矿粉、添加剂混合后可满足生产氧化球团的原料要求;细磨硫酸烧渣比例<65%时,其造粒球团的各项指标能达竖炉和高炉的生产要求。
0 kg/t of raw coal while magnetite powder losses in tailings from magnetic separation is up to 2.
通过对月亮田矿重介质选煤厂最终产品带介损耗和磁选尾矿流失介耗考查,以及试验室模拟磁选试验研究表明:在正常情况下,筛上产品带介损耗较低,一般不超过1 0kg/t原煤,磁选矿尾矿流失的磁铁矿粉却高达2 65kg/t原煤,其中-5μm的回收效果最差,粒级回收率仅有80%,而+5μm各粒级回收率均高达99%。
calcined pyrites
焙烧黄铁矿(黄铁矿粉
The Study of Kinetics of Micro/Nanoscale Iron Ore Reduction with Gases;
微/纳米级铁矿粉气相还原动力学研究
Study and Application of Cement Slurries Weighted with Refined Iron-ore Fines
精铁矿粉加重水泥浆体系研究与应用
Study on Sintering Property of Vale Fine Iron Ore with Low Content of Silicon Dioxide Produced by Brazil
巴西Vale低硅铁矿粉烧结性能研究
The Preparation of Excellent MnZn Power Ferrite with Refined Iron-mineral Powders and Mn_3O_4;
用精铁矿粉和Mn_3O_4制备高性能MnZn功率铁氧体
Behavior and Role of Boron-magnesium in Agglomeration of Fine Iron Ore;
硼镁在铁矿粉造块中的行为和作用规律
Experimental Study on Sintering Basic Characteristics of Baogang Iron Ore;
包钢常用铁矿粉烧结基础特性的实验研究
Study on New Technology of Chromite Pellet Sintering and Agglomeration Mechanism;
铬铁矿粉球团烧结新工艺及固结机理研究
Research on Baosteel OMC Iron Ore Reduction Process of Gas-solid Fluidization
宝钢OMC铁矿粉气固流态化还原过程的研究
A Study on the Influence of Boron-magnesium Addition on Agglomeration Process of Iron Ore;
硼镁复合添加剂对铁矿粉造块成矿过程影响机理的研究
Reducing the Cost of Iron-ore Fines with Ore Computerized Optimizing Burdening Technology;
运用匀矿计算机优化配料技术降低铁矿粉采购成本
Research on the Production of Super Pure Iron Concentrate with a Powder Iron Concentrate
用某铁精矿粉制取超纯铁精矿的选矿试验研究
Rail concentrates covered processing and sintering, iron ore processing.
铁精矿石粉加工、结、矿石加工。
In this paper, the magnetite purification and two methods for obtaining ultrafine magnetite powder were introduced.
介绍了磁铁矿的选矿提纯方法和获得磁铁矿超细粉的两种途径。
Energy Savings During Magnetite Ore Preparation in Eastern Hebei Province;
冀东磁铁矿石粉碎过程节能降耗研究
Pre-reduction of Fine Iron Ore with Moving Bed at Low Temperatures and Behavior of Carbon Deposition
铁矿微粉低温输送预还原及附碳行为
Influence of Process Parameters on Synthesis of Si_3N_4 Powders from Iron Ore Tailings
工艺参数对铁尾矿合成Si_3N_4粉的影响
Sales : iron ore, Kuangfen. Coke, pig iron, steel; Building materials, machinery electrical equipment.
销售：铁矿石、矿粉。焦碳，生铁，钢材；建筑材料，机械电器设备。