共搜索到4355条信息,每页显示10条信息,共436页。用时:0小时0分0秒199毫秒
......
......
大中型转炉高效吹氧技术研究杨文远1,蒋晓放2,王明林1,邹节忠3,宁爱民4(1.北京市钢铁研究总院2.宝山钢铁股份有限公司,上海 2000413.萍乡钢铁公司,河南萍乡 3370194.海鑫钢铁公司,山西闻喜 043801)摘 要:转炉高效吹氧技术包括提高转炉供氧强度和优化造渣操作.宝钢一炼钢300 t转炉供氧强度达到3.83 m3/(t·min),太钢,涟源,萍乡等中型转炉的供氧强度达到4.0~4.4 m3/(t·min).采用此项技术可提高转炉钢产量8%~15%.多孔交错布置喷头设计,制作及供氧,造渣技术,......
PHOSPHORUS REMOVAL USING STEEL SLAG S. Zhang1,Y.Z. Lan1,R. W. Smith2,J.K. Wang3 (1.Engineering and Technology Research Institute, Yunnan University,Kunming 650091, China;2.Metallurgical and Materials Department, Nevada University of Reno,NV89503 Nevada, USA;3.Yunnan Metallurgy Group Company Limited, Kunming 650031, China) Abstract:Steel slag is a byproduct produced in large amounts......
Spatial distribution of chromium in soils contaminated by chromium-containing slag HUANG Shun-hong(黄顺红)1, 2, PENG Bing(彭 兵)1, YANG Zhi-hui(杨志辉)1, CHAI Li-yuan(柴立元)1, XU You-ze(许友泽)1, SU Chang...; Abstract: To evaluate the metal chromium (Cr) contamination of soil at a chromium-containing slag site by ferrochromium production, the contaminated sites, under slag heap......
EDTA络合滴定法测定钢渣中游离氧化钙龙跃1,2,雷云波2,张玉柱0,王少宁1,韩志杰3,师学锋2(1.辽宁省沈阳市东北大学材料与冶金学院2.河北省唐山市河北理工大学冶金与能源学院3.唐山钢铁股份有限公司,河北唐山 063000)摘 要:在测定钢渣中游离氧化钙(f-CaO)含量的实验中,选择乙二醇溶液浸取钢渣中游离氧化钙,用EDTA络合滴定法测定其含量.实验中分别考察了乙二醇萃取液用量,萃取温度和恒温振荡时间等对测定结果的影响,并选择已知含量的分析纯氧化钙来修正钢渣中游离氧化钙含量,进而消除溶液稀释及钢渣试样中......
大型转炉炼钢工艺参数优化的研究杨文远1,蒋晓放2,王明林1,崔健1,赵元3,刘路长3(1.北京市钢铁研究总院2.宝山钢铁集团公司,上海 2000413.武汉钢铁公司,湖北武汉 430080)摘 要:宝钢和武钢在引进国外大型转炉炼钢技术的基础上,结合中国的实际情况进行了技术开发,形成了具有中国特点的大型转炉炼钢技术:其中包括供氧,造渣,复吹,自动控制和冶炼多种优质钢,转炉炼钢的技术经济指标也达到国际水平.这些早期投产的大型转炉的经验对中国新建大型转炉生产正常化有重要参考作用.关键词:大型转炉; 吹氧......
and initial acid concentration of 200 g/L. The experimental results are in good agreement with the results of thermodynamic calculation. Key words: vanadium-bearing converter slag; oxygen pressure acid...算结果相符合. 关键词:转炉钒渣;氧压酸浸;V-Fe-H2O系;电位-pH图 中图分类号:TF803.21 文献标志码:A Potential-pH diagrams for V-Fe-H2O system during oxygen pressure acid leaching of vanadium-bearing converter......
Trans. Nonferrous Met. Soc. China 28(2018) 2528-2537 Appropriate titanium slag composition during smelting of vanadium titanomagnetite metallized pellets Shuai WANG, Yu-feng GUO, Tao JIANG, Feng CHEN... April 2018 Abstract: The suitable titanium slag composition with high titanium content for electric furnace smelting of vanadium titanomagnetite was investigated through thermodynamics and related......
......