烧结矿在高炉炉身上部会发生低温还原粉化现象。
The phenomenon of sinter degradation takes place in the upper shaft of blast furnaces.
钒钛烧结矿液相组成复杂,存在生产率低、转鼓强度差、还原粉化严重等现象。
Vanadium-titanium sinter has a complex liquid composition, which exists the phenomena such as low productivity, poor drum strength and serious RDI.
试验结果表明,烧结生产率大幅度提高,烧结矿强度进一步改善,烧结矿还原性及还原粉化指标也变好。
The test results show that sintering productivity is greatly increased, sinter strength is further improved as well as reducibility and reduction degradation index also changes better.
介绍了一种利用台车连续炉,以红土镍矿为原料,煤粉为还原剂,生产镍铁金属化球团的方法。
This paper introduces a method of producing metallization pellet with laterite nickel ore as raw material and coal as a reductant in car bottom continuous furnace.
此炉子已经成功地用于铁精矿粉还原焙烧,所得到的海绵铁产品的金属化率大于92 %,全铁约90 %。
Continuous car type furnace was used in iron ore reduction successfully. The contents of with rotary hearth furnace are as more than 92% metallization and about 90% total iron.
以炭黑和硼酸为原料,采用碳热还原法合成了部分石墨化B4C-C复合粉体,并将其作为碳源和抗氧化剂用于低碳镁碳砖中。
The physical properties, oxidation resistance, and thermal shock resistance of the low carbon MgO-C brick specimens added with the synthesized B4C-C composite powder are excellent.
对矿粉进行碳吸附新工艺处理,不仅加快流态化预还原速度并能有效防止粘结。
Proper treatment on the ore fines by way of new carbon absorption process can not only accelerate the rate of fluidized pre-reduction, but also effectively prevent against bonding action.
对流态化预还原过程中碳吸附条件下赤铁矿粉的物化性质、结构变化规律进行了研究。
The present paper studies the law of changes in the physical and chemical properties and structure of the hematite ore fines under the absorption condition in the process of fluidized pre-reduction.
采用颗粒复合化系统对HDH钛粉和还原铁粉进行球化处理,可使钛粉和铁粉由原来的不规则形状变为近球形,改善流动性。
The irregular shape particles such as HDH titanium and deoxidization iron were modified by using particles composite system and these spherical particles had good flowability.
采用颗粒复合化系统对HDH钛粉和还原铁粉进行球化处理,可使钛粉和铁粉由原来的不规则形状变为近球形,改善流动性。
The irregular shape particles such as HDH titanium and deoxidization iron were modified by using particles composite system and these spherical particles had good flowability.
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