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mineral in South China. Keyword: extractional separation; mischmetal; Received: 1998-12-14 我国南方特有的离子吸附型稀土矿, 按其所采用的分离流程, 习惯上分为低钇, 中钇和高钇离子吸附型稀土矿. 对于低钇离子吸附型稀土矿和...> A new extractional process which separates the ion absorptive rare earth minerals in south China was reported. In the process, the first step is the separation of La Gd and (Gd) TbDy (HoY) and Ho......
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that the addition amount of mischmetal is very minute, it is known that during the sintering process, cerium gets separated with lanthanum in mischmetal, and enriched on the sinter skin. The separation...J. Cent. South Univ. Technol. (2008) 15: 6-10 DOI: 10.1007/s11771-008-0002-2 Directional migration behavior of cerium during sintering process of mischmetal doped cemented carbide......
J. Cent. South Univ. (2017) 24: 782-788 DOI: 10.1007/s11771-017-3480-2 Precipitation and decomposition behaviors of carbides in AISI M2 high-speed steel with nitrogen and mischmetal LIU Bao-long(刘宝龙... Berlin Heidelberg 2017 Abstract: The behaviors of the precipitation and decomposition of carbides in AISI M2 high-speed steel modified by nitrogen and mischmetal were investigated using DSC, XRD, SEM......
J. Cent. South Univ. (2016) 23: 1899-1905 DOI: 10.1007/s11771-016-3245-3 Magnetizing roast and magnetic separation of iron in rare-earth tailings YANG He(杨合), RONG Yi(荣宜), HAN Chong(韩冲), TANG Rong(唐... Abstract: Magnetic separation of iron in rare-earth tailings was achieved by magnetizing roast process with coal as reductant. Effects of the temperature, carbon to oxygen ratio, and cooling type......
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Modification Effects of Lanthanum-Rich Mischmetal on A357 Alloy 李华基1,刘昌明1,薛寒松1,李革胜1 (1.College of Mechanical Engineering, Chongqing University,) Abstract:A357 alloy was modified with lanthanum -rich mischmetal, and modification effects of the mischmetal on its as-cast and heat-treated structures, mechanical properties and hydrogen content were investigated and compared with that of strontium......
Flotation separation of marmatite from pyrrhotite using DMPS as depressant SUN Wei(孙 伟), LIU Run-qing(刘润清), CAO Xue-feng(曹学锋), HU Yue-hua(胡岳华) School of Minerals Processing and Bioengineering...; Abstract: Mercapto organic compound DMPS was used as the depressant for separation of copper activated marmatite from pyrrhotite in the presence......
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