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Compound control for speed and tension multivariable coupling system of reversible cold strip millFANG Yi-ming(方一鸣)1, 2, LIU Le(刘乐)1, LI Jian-xiong(李建雄)1, CHANG Ru(常茹)1(1. Key Laboratory... mill, a compound control (CC) strategy based on invariance principle was proposed. Firstly, invariance principle was used to realize static decoupling between the speed and tension of reversible cold......
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Extraction of Tungsten and Molybdenum by Various Organic Compounds as ExtractantsYuan Qun Cheng Xin Luo Jiazhen Yuan Chengye Shanghai Institute of Organic Chemistry,Academia Sinica摘 要:<正> Seventy organic compounds including various organophosphorus esters,amines and oxygen-based ligands were investigatedas extractants.The experiment results show......
Thermomagnetic Properties near Transition of Compound Dy6FeSb2何维,钟海长,秦平力,张吉亮,曾令民,蔡格梅,秦海青摘 要:Thermomagnetic properties of the new compound Dy6FeSb2 were investigated by vibrating sample magnetometer. The sample of the compound Dy6FeSb2 showed soft magnetic behavior in the investigated temperature range from 85 to 300 K and the ferromagnetic-paramagnetic......
Thermal expansion anomaly and spontaneous magnetostriction of Dy2AlFe14Mn2 compound WANG Hai-yun(王海云)1, ZHAO Miao(赵 淼)2, GAO Yan(高 艳)2, ZHOU Yan(周 严)1, FU Bin(傅 斌)2, YAN Da-li(严达利)2 1. School... 18 July 2006 Abstract: The structure and magnetic properties of Dy2AlFe14Mn2 compound were investigated by X-ray diffractometry and magnetization measurements. Dy2AlFe14Mn2 compound has a hexagonal......
protection, one protective zinc layer repairing paint was studied. The influence of the components (compound zinc powder and organic-inorganic hybrid modifier) on coating performance was analyzed and compared. The results indicate that the coating adhesion increases with increasing the content of compound zinc powder at the pigment/binder mass ratio of 4:1, and the organic-inorganic hybrid modifier......
Molecular structures and activity of organic depressants for marmatite, jamesonite and pyrite flotation CHEN Jian-hua(陈建华)1, LI Yu-qiong (李玉琼)2, LONG Qiu-rong(龙秋容)3 1. College of Resources... and Metallurgy, Zijin Mining Group Limited Company, Longyan 364200, China Received 8 September 2009; accepted 20 January 2010 Abstract: Ten kinds of organic depressants were used to investigate......
J. Cent. South Univ. Technol. (2007)04-0514-06 DOI: 10.1007/s11771-007-0100-6 Microwave digestion polarography for determining seven trace elements in Salvia Miltiorrhiza Root and compound Salvia..., 6.4×10-3-10, 1.5×10-3-10 and 2.8×10-3-10 μg/mL, respectively. The method has been used to the simultaneous determination of the seven trace elements in Salvia Miltiorrhiza Root and compound Salvia......
PREPARATION AND XRD STUDY OF LITHIUM DEFICIENT LiB COMPOUND Z.Y.LI1,Z.J.Liu1,B.Y.Huang1 (1.State Key Laboratory for Powder Metallurgy, Central South University, Changsha 410083, China) Abstract:The LiB compounds in lithium deficient state were prepared by three methods and its crystal structure was investigated by using XRD. It is found that the lattice constant c of the compound will increase......