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词:催化脱脂;聚醛基粘结剂;相容性 中图分类号:TF124 文献标志码:A Compatibility of catalytic debinding ingredients LIU Wen-sheng, LONG Lu-ping, MA Yun-zhu (State Key Laboratory of Powder Metallurgy, Central South University, Changsha 410083, China) Abstract: The compatibility of the catalytic debinding ingredients was studied, the solubility parameters of catalytic debinding ingredients were......
Catalytic Behavior of CO Oxidization over Pd/ZrO2 - CeO2 Catalyst MEI Fang1,Wang Enguo1 (1.Department of Physics, Zhanjiang Normal University, Zhanjiang 524048, China) Abstract:The effects of Pd loading, cerium content, the special surface area of the support and calcination temperature on the catalytic properties of Pd-loaded zirconia-ceria mixed oxide were studied.The results show......
半钢炼钢复吹工艺优化丁满堂1(1.四川省攀枝花市攀枝花学院 材料工程学院)摘 要:进行了120 t转炉半钢炼钢复吹研究,研究结果表明:透气砖数量越多,复吹效果越好.采用6块透气砖,吹炼终点钢中w([O])达527×10-6,渣中w((TFe))达19.52%,w([C])·w([O])达0.0022%.底吹流量0.05 m3/(min·t)后搅3 min,同时加入50~100 kg含碳材料,终点钢水氧活度降低146.8×10-6.确定合理废钢加入量的原则是以终点钢水C来控制终渣TFe.采用合理的透气砖维护工艺,......
Gold-Loaded Polymeric Micelles with TemperatureModulated Catalytic Activity胡娜1,2,SHI Dongjian1,LI Jihang1,LI Junfeng1,陈明清11. The Key Laboratory of Food Colloids and Biotechnology, Ministry... by the temperature and the Au-micelles could be easily recovered by changing the temperature and recycled four times with high catalytic activity.关键词:......
Catalytic kinetic spectrophotometric determination of cerium李景梅,魏文涛Research Center for Nanotechnology,Changchun University of Science and Technology摘 要:A new procedure for the determination of cerium was established using the catalytic effect of Ce(IV) on the oxidation of tribromoarsenazo(TB-ASA) by potassium bromate.In 0.080 mol/L sulfuric acid medium......
Catalytic kinetic spectrophotometric determination of cerium李景梅,魏文涛Research Center for Nanotechnology,Changchun University of Science and Technology摘 要:A new procedure for the determination of cerium was established using the catalytic effect of Ce(IV) on the oxidation of tribromoarsenazo(TB-ASA) by potassium bromate.In 0.080 mol/L sulfuric acid medium......
应用COMI炼钢工艺控制转炉脱磷基础研究吕明1,朱荣1,毕秀荣1,魏宁1,汪灿荣2,柯建祥2(1.北京市北京科技大学 冶金与生态工程学院2.福建三钢(集团)闽光股份有限公司,福建三明 365000)摘 要:基于转炉炼钢过程脱磷的热力学分析和计算,以控制转炉冶炼过程脱磷期温度为出发点,提出一种利用CO2气体代替部分O2进行吹炼的转炉炼钢新工艺,即COMI炼钢工艺.研究发现:COMI炼钢工艺能有效控制转炉熔池温度,降低半钢和一倒钢液磷含量,同时可有效减少炉渣铁损,为转炉高效脱磷提供了一种新思路.关键词......
Company, Xi’an 710048, China) Abstract: A wind power generation system employing back-to-back three-level converters instead of the traditional two-level machine side converter was presented. The diode neutral point clamped three-level converter in the rotor synchronous rotating coordinate of stator current control was adopted, which could suppress the wind power generator current harmonic......
Study on Carbon Nanotubes Prepared from Catalytic Decomposition of CH4 over Lanthanum Containing Ni-Base Catalysts Wang Minwei1,Li Fengyi2 (1.Department of Chemical Engineering, Nanchang University... complex method.Carbon nanotubes (CNT) were synthesized bY catalytic decomposing CH4 over these catalysts and characterized by XRD, TEM and TGA.It is found that the addition of lanthanum can not increase......
Effect of praseodymium on catalytic graphitization of furan resin carbon易守军1,2,陈金华1,肖雄1,刘露1,樊桢11. College of Chemistry and Chemical Engineering,Hunan University2. School of Chemistry and Chemical Engineering,Hunan University of Science and Technology摘 要:We introduced a new catalyst,rare earth element praseodymium,for the catalytic graphitization......