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Trans. Nonferrous Met. Soc. China 30(2020) 3114-3123 Recovery of vanadium from vanadium slag by composite roasting with CaO/MgO and leaching Jun-yi XIANG1, Xin WANG1, Gui-shang PEI1, Qing-yun HUANG2... and Technology, Chongqing 401331, China; 3. Chongqing Key Laboratory of Vanadium-Titanium Metallurgy and Advanced Materials, Chongqing University, Chongqing 400044, China Received 15 March 2020; accepted......
J. Cent. South Univ. Technol. (2011) 18: 1940-1944 DOI: 10.1007/s11771-011-0926-9 Extraction of vanadium from stone coal by modified salt-roasting process WANG Ming-yu(王明玉), WANG Xue-wen(王学文), SHEN... Abstract: In order to reduce the pollution of Cl2 and HCl released during extracting vanadium from stone coal by sodium chloride roasting, a modified salt-roasting process was proposed by adding......
Effect of vanadium occurrence state on the choice of extracting vanadium technology from stone coalWANG Mingyu XIANG Xiaoyan ZHANG Liping XIAO Liansheng School of Metallurgical Science and Engineering,Central South University,Changsha 410083,China摘 要:<正>The extraction technology of vanadium from stone coal by means of no-salt-roasting and dilute......
Effects of the mineral phase and valence of vanadium on vanadium extraction from stone coalYang-jia Hu 1),Yi-min Zhang 1,2),Shen-xu Bao 1,2),and Tao Liu 1,2) 1) College of Resources and Environmental...">The influence of roasting on the leaching rate and valence of vanadium was evaluated during vanadium extraction from stone coal.Vanadium in stone coal is hard to be leached and the leaching rate......
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镉Hugh Morrow,冯君从国际镉协会摘 要:<正> 1995年镉市场从1994年价格低迷,需求较低和产量削减的状态下回升,其改善得益于主要用途镍镉电池市场的持续坚挺和1995年底人们对1996年可能出现供应短缺及价格上涨的担心.由于迄今为止人们对1996年的担心并未出现,1995年四季度消关键词:......
镉肖安雄摘 要:本期刊登了1982年
镉刘树仁摘 要:<正> 镉大部分靠回收含微量镉的锌精矿作为冶炼副产物获得.镉与锌有类似的性质,比锡硬,比锌软,富于延展性.具有比其他金属优越的密合性.耐大气腐蚀和电腐蚀.耐碱不耐酸,熔点低关键词:......
镉光子摘 要:<正> 1983年镉生产的情况比前几年好,其产量是1980年以来的最高水平,消费量是1979年以来的最高水平,其价格在1982年年底达到了历史上的最低价格,1983年初,价格有中度的回升,然后保持稳定至年底.瑞典和关键词:......
镉D.N.威尔逊,王子谦摘 要:<正> 经历了连续多年萧条后,1984年已见到了自1983年开始,并正继续好转的镉的命运.镉的产量和消费量达到创记录的水平.在年初,生产厂家的库存稍微下降,尔后又提高,一般仅保持在约够两个月需要量的水平上.镉价从1982年的低点继续回升直至今年年初,在以后的时间里却又缓慢下降.关键词:......