As the results the automatic pouring rate of the sliding gate rises up to99% and the reoxidation of82B steel is greatly reduced. 并针对性地提出了解决措施,使浇铸82B钢的自动开浇率提高到99%,大大减少了82B钢的二次氧化。
The reduction step of catalyst with butene-2 and reoxidation step of reduced catalyst with oxygen were investigated by the pulse method. 用脉冲法研究了催化剂用丁烯-2还原及还原催化剂用氧再氧化步骤。
Grain boundary reoxidation of barium titanate ceramics doped with Lanthanum 掺镧钛酸钡陶瓷晶界的再氧化
Reduction and Reoxidation of Chromic Acid Ions in Sintering Process of Chromic Extracting Slag 铬渣烧结中铬酸离子的还原和再氧化
The updated development of production technology of clean steel in Shougang is introduced, including the end-point control of converter, LF-VD refining process and continuous casting process to prevent slag carryover and air reoxidation. 以转炉终点控制、LF-VD精炼及连铸过程防止卷渣和二次氧化为主线,简述了首钢近年来在洁净钢冶炼技术方面所取得的一些进展。
The reoxidation of melt steel is serious. 钢液的二次氧化比较严重;
This paper discusses the reoxidation of the cold-rolling sheet steel ( LZ06) and 20# steel during the process of continuous casting and the protective measure from reoxidation. 探讨冷轧板钢(LZ06)和20号钢在连铸过程中钢液的二次氧化现象和防止措施。
Investigation on a Reduction reoxidation Type of Semiconducting Ceramic Materials for Capacitors 还原再氧化型半导体陶瓷电容器材料的研究
The various factors influencing stability of liquid surface are also considered in order to prevent turbulence of metal flow and its reoxidation during mould filling and to avoid casting defects effectively. 深入了解液而稳定性的各种因素,可以防止充型紊乱和合金液的再氧化,有效地避免铸造缺陷。
Kinetics of Reduction and Reoxidation of a Bismuth Molybdate Catalyst α-钼酸铋催化剂还原及再氧化的动力学研究
The reoxidation of molten steel and its control in continuous casting process are studied by analysing the contents of [ N] and [ Al] in ladle and tundish in this paper. 本文通过钢包到中间罐钢液中[N]和[Al]s含量的变化,研究连铸生产过程中钢液的二次氧化。
The Dy@ C82/ DDAB films in aqueous solutions share similar electrochemistry to that of Dy@ C82 dissolved in organic solution with the first three reversible reduction/ reoxidation and the first reversible oxidation/ rereduction waves. Dy@C82/DDAB膜在水溶液中的电化学性质类似于溶于有机溶剂中的Dy@C82,出现了对称性很好的3对还原峰及1对氧化峰。
Soft Ar stirring was employed not only to avoid reoxidation but also to make some large inclusions float out of the molten steel. 吹氩采用弱搅拌,不仅可以避免二次氧化,而且能够促使钢中夹杂物上浮。
In the same temperature range the apparent activition energy of the catalyst reoxidation changes from 12.0 Kcal/ mole at high temperature to 33.2 Kcal/ mole at low temperature. 在相同的温度区间,氧对催化剂再氧化的表观活化能出现转折,高温区为12.0Kcal/mole,低温区为33.2Kcal/mole;
Absorption of inclusions to slag, steel reoxidation by slag, and protective effect of the slag at ladle, continuous tundish and nold are discussed. 讨论了钢包、中间包及连铸结晶器所用渣相对夹杂物的吸附,对钢水的氧化,以及保护浇注的效果。
Negative-resistance effects in IC-VCE curve is caused by the concentration of Ga of the former surface becoming exhausted state by reoxidation. It can be improved with Si3N4/ SiO2/ Si composite structure; IC-VCE中的负阻效应是由Ga原子表面浓度经二次氧化变为耗尽状态所致,对此,可采用Si3N4/SiO2/Si复合结构加以改善;
Reoxidation kinetic characteristics of the VPO catalyst VPO催化剂再生动力学特性研究
The reoxidation has great effect on the redox properties of the samples. 再氧化处理对样品的还原性能有很大的影响。
Research in Theory of Reoxidation and Coincidence Reaction 重氮化与偶合反应的理论研究
Research on reoxidation of melt during process of continuous casting 连铸过程中钢液二次氧化的研究
Study oxidation-reduction properties of pd-v oxides by temperature programmed reduction and reoxidation 用程序升温法研究Pd-Ⅴ氧化物催化剂的氧化还原性能
The above slag not only can protect the molten steel of the surface in the tundish against reoxidation, but also can effectively absorb the inclusions and not make the molten steel polluted. 该渣系不仅可以保护中间包液面钢水不被空气氧化,还可以有效地吸附钢中的夹杂物,同时也不对浇注钢水造成污染。