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Optimization of Fenton pretreatment for 2-chlorophenol solutionHe Zhong-bing(贺仲兵)1, 2, 3, Liu Yun-guo(刘云国)1, 2, Xiao Yu(肖玉)1, 2(1. College of Environmental Science and Engineering, Hunan University..., Kaili 556000, China)Abstract:Fenton oxidation was used as the pretreatment of 2-chlorophenol wastewater with the objective of dechlorination, as it was considered that after breakage of aryl-Cl bond......
Research on Technology of Pressure Pretreatment with Oxygen for Refractory Gold Ores刘升明,孙体昌,陈景河,王淀佐摘 要:An combined technology of pressure pretreatment with oxygen on refractory gold ores is pointed out and discussed on this paper, according to the experiments included the test in 1 kg grade batch pressure pretreatment with oxygen of the concentrate from......
喷吹镁粉和石灰粉铁水脱硫的统计模型研究龚伟1,姜周华1,战东平1(1.辽宁省沈阳市东北大学材料与冶炼学院)摘 要:镁粉和石灰粉喷吹脱硫是目前铁水预处理脱硫的重要方法之一.利用某厂大量现场生产数据应用冶金学和统计学基本原理进行多元回归分析,得出了几种主要的操作参数(铁水温度,铁水初始硫含量以及脱硫剂喷吹速度和镁粉吨钢耗量)与铁水脱硫率相关的数学模型.同时,应用该方程讨论了镁粉和CaO粉剂喷吹铁水脱硫时各操作工艺参数对脱硫率的影响,提出提高铁水脱硫率的基本措施.关键词:铁水预处理； 镁粉与石灰粉喷吹脱......
are all above 50%,the amount of carboxylic acids and alcohols increases, and some non-amides transform into amides.O3 oxidation can be applied as one of the pretreatment processes of aged landfill leachate to remove the organic pollutants and improve the leachate biodegradability. Key words: O3 oxidation method; aged landfill leachate; organic pollutants; biodegradability; pretreatment process 城市生......
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J. Cent. South Univ. (2016) 23: 3108-3114 DOI: 10.1007/s11771-016-3376-6 Effect of magnetic pulse pretreatment on grindability of a magnetite ore and its implication on magnetic separation YU Jian...: magnetite iron ore; magnetic pulse pretreatment; mineral liberation; magnetic separation 1 Introduction Deposits of magnetite ores are widely distributed in the world, such as the Kursk mine......
Influence of pretreatment process on structure, morphology and electrochemical properties of Li[Ni1/3Co1/3Mn1/3]O2 cathode material YANG Shun-yi, WANG Xian-you, LIU Zi-ling, CHEN Quan-qi, YANG Xiu... September 2010; accepted 20 December 2010 Abstract: The layered Li[Ni1/3Mn1/3Co1/3]O2 was separately synthesized by pretreatment process of ball mill method and solution phase route, using......
Engineering,Northeastern University2. College of Zijin Mining,Fuzhou University摘 要:Hydrophobic flocculation pretreatment was performed to assess its effect... of fine particles(<18 μm) impacted the recovery of coarse particles. When hydrophobic flocculation pretreatment was used, the recovery of fine cuprite in sulfidation-flotation increased from 60.3......
Preparation of ultrafine WC-Co cermets by combining pretreatment and consolidation with spark plasma sinteringZHAO Shixiana, SONG Xiaoyana, WANG Mingshenga, LIU Guoquanb, and ZHANG Jiuxinga a Key... method that contains pretreatment of the milled powder mixture and subsequent spark plasma sintering (SPS). Ball milling parameters and the pretreatment temperature have significant effects......
Performance improvement of ZnO film by room-temperature oxygen plasma pretreatment ZHAO Ping(赵 平)1, XIA Yi-ben(夏义本)1, WANG Lin-jun(王林军)1, LIU Jian-min(刘健敏)1, XU Run(徐 闰)1... (XRD) patterns show that the c-axis orientation of ZnO film increases evidently after oxygen plasma pretreatment. The AFM and SEM measurements also show that the high c-axis orientation of ZnO film......
