Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Pei-min Guo"'
Publikováno v:
Solid State Phenomena. 304:91-97
In this paper, the reaction kinetic mechanism of Fe2O3 powder containing carbon was studied by microwave magnetizing roast. Based on the temperature-rise curve and weight loss curve of Fe2O3 powder by microwave magnetizing roast, the kinetic paramete
Publikováno v:
Vacuum. 152:330-336
In order to better utilize the low-grade molybdenite concentrates and obtain high quality products, thermodynamic analysis and experimental study of vacuum smelting process of molybdenite concentrates were carried out in detail. The possible reaction
Publikováno v:
Vacuum. 116:77-81
Vacuum decomposition process of molybdenite (MoS2) concentrate was investigated under pressure of 10–200 Pa in the temperature range 1423 K–1773 K. The phase evolution analysis demonstrated that molybdenite concentrate decomposed step by step whi
Publikováno v:
Journal of Iron and Steel Research International. 22:391-395
Reduction kinetics of fine iron ore powder in different gas mixtures were investigated in high-temperature fluidized bed at a scale of kilograms. Influence of processing parameters, such as particle size, gas flow velocity, height of charge, temperat
Publikováno v:
Journal of Iron and Steel Research International. 18:16-21
According to the ion and molecule coexistence theory, the activity model of Fe-Si-B ternary system was established, and the influence of ratio x Si / x Fe , boron content and temperature, etc. on the activity of the melt compound was investigated. Th
Publikováno v:
Journal of Iron and Steel Research International. 18:1-5
The reduction-degree of the sample increases and the utilization ratio of gas decreases when the reaction lasts longer time, which indicates that the reaction is faster at the beginning of reduction, while it becomes slower in subsequent process. The
Publikováno v:
Journal of Iron and Steel Research International. 17:12-17
The activity model of CaO-FeO-SiO2-WO3 quarternary system is built according to the coexistence theory of slag structure and the reduction thermodynamics of scheelite is discussed by using this model. The activities of SiO2 and WO3 decrease, while th
Publikováno v:
Journal of Iron and Steel Research International. 16:7-11
The reduction kinetics and mechanisms of hematite ore with various particle sizes with hydrogen at low temperature were studied using the thermogravimetric analysis. At the same temperature, after the particle size of powder decreases from 107.5 μm
Publikováno v:
World Chinese Journal of Digestology. 24:1117
Publikováno v:
Guang pu xue yu guang pu fen xi = Guang pu. 28(2)
Quantificational analysis method for the non-crystalline and crystalline contents in blast furnace slag was studied by means of X-ray diffraction. The process of quantificational analysis method includes standard samples preparation, samples preparat