共搜索到138条信息,每页显示10条信息,共14页。用时:0小时0分0秒518毫秒
, polyvinylidene fluoride(PVDF) and carbon powders, in the active material are eliminated by high temperature calcining, and there are some Co3O4 in the obtained powders. 2) The new LiCoO2 is obtained after calcine......
+). A transparent gel can be obtained after 2 h with stopped stirring, then dry up the gel in oven at 80-100 ℃, and calcine the dried gel in muffle at 550 ℃ for 2 h, take out and mill it, the catalyzer......
物相分析 Fig. 9 XRD pattern of calcine from co-roasting molybdenite and pyrolusite 图9表明, 焙烧产物以MnMoO4为主, 相应的特征角(2θ)为12.880, 22.793, 24.691, 25.832, 26.766, 27.879, 31.292, 32.178, 33.176, 35.769......
]. 中国有色金属学报, 1998, 8(2): 318-321. HU Qin, YU Qiang, ZHOU Chuan-hua, et al. Analyses of low gold leaching rate of calcine of a gold mine[J]. The Chinese Journal of Nonferrous Metals, 1998, 8(2......
at different heating temperatures The samples are put in the furnace to calcine when pre-set temperature is reached, in which the heating speed of the samples is fast. Fig.1 shows the XRD patterns......
Li-sheng. Silica gel aggregation under acidic leaching of high-silica containing zinc calcine[J]. The Chinese Journal of Nonferrous Metals, 2003, 13(6): 1114-1117. [6] 陈永海, 覃文庆, 黄红军. 高硅氧化锌矿酸浸脱硅过程研究进展......
in stone coal will be converted to soluble sodium salt [2]. After roasting, the calcine is leached with low acidity solution. Due to the simple flow and high recovery of vanadium, this technology has......
. Effect of silicates on hot acid leaching of zinc from zinc calcine[J]. Nonferrous Metals (Extractive Metallurgy), 1978(11): 23-26. (编辑 何学锋) 基金项目:国家重点基础研究计划资助项目(2007CB613506,2007CB613505) 收稿日期......
物学研究[J]. 有色金属: 冶炼部分, 2006(5): 28-30. YUAN Chaoxin, TANG Jigang. Roasting and cyaniding test to arsenic-bearing gold concentrate and mineralogical study on calcine and residue[J]. Nonferrous Metals......
al. Kinetics of sulphuric acid leaching of a zinc silicate calcine[J]. Hydrometallurgy, 2007, 89(3/4): 337-345. [16] Lozano L J, Juan D. Leaching of vanadium from spent sulphuric acid catalysts[J......