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Trans. Nonferrous Met. Soc. China 22(2012) 1753-1759 Extraction of lithium from lepidolite using chlorination roasting-water leaching process YAN Qun-xuan, LI Xin-hai, WANG Zhi-xing, WANG Jie-xi...: Chlorination roasting followed by water leaching process was used to extract lithium from lepidolite. The microstructure of the lepidolite and roasted materials were characterized by X-ray......
Extraction of metals from complex sulfide nickel concentrates by low-temperature chlorination roasting and water leachingCong Xu,Hong-wei Cheng,Guang-shi Li,Chang-yuan Lu,Xiong-gang Lu,Xing-li Zou... from complex sulfide concentrates was investigated via chlorination roasting followed by water leaching. A reaction process is proposed on the basis of previous studies and the results of our preliminary......
was to evaluate the ability of a procedure that entails the use of sulfation roasting, water leaching, and chlorination leaching (blowing oxygen technique) to recover Pb and Ag, followed by cooling crystallization..., XU Zhi-feng. Recovery of lead and silver from zinc acid-leaching residue via a sulfation roasting and oxygen-rich chlorination leaching method [J]. Journal of Central South University, 2020, 27(12......
High-temperature chlorination of gold with transformation of iron phaseZheng-Yao Li,Wei-Wei Wang,Kun Yue,Ming-Xing ChenSchool of Civil and Environmental Engineering,University of Science... %, respectively.Chlorination–reduction one-step roasting of cyanide tailings was conducted under the following conditions: calcium chloride dosage of 6 %, bituminous coal dosage of30 %, calcium oxide......
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of comprehensive recovery of tin, zinc, arsenic and iron from the complex iron ores by selective chlorination roasting were studied by thermodynamic analysis and roasting experiments. Investigation shows... and zinc containing iron concentrate by chlorination roasting is developed. 2 EXPERIMENTAL 2.1 Characteristic of material The iron concentrate containing tin and zinc used......
compositions of the raw ore after roasting and chlorinating agents used in this work are shown in Tables 1 and 2, respectively. Table 3 shows the experimental conditions. Fig. 4 of chlorination reactions with FeCl3 Fig. 5 of chlorination reactions with FeCl2 Fig. 6 Schematic illustration of experimental apparatus Table 1 Composition of vanadium-bearing titanomagnetite after roasting (Mass fraction......
Recovering germanium from coal ash by chlorination with ammonium chlorideZHU Guocai, SHI Wenzhong, and TIAN Jun Institute of Nuclear Energy Technology, Tsinghua University, Beijing 102201, China..."><正>A new process of enriching germanium from coal ash was developed. The process involves in mixing the coalash and ammonium chloride and then roasting the mixture to produce germanium chloride......
Trans. Nonferrous Met. Soc. China 30(2020) 1111-1123 Simultaneous extraction of gold and zinc from refractory carbonaceous gold ore by chlorination roasting process Hong-jun WANG1, Ya-li FENG1, Hao... of Process Engineering, Chinese Academy of Sciences, Beijing 100190, China; Received 27 May 2019; accepted 17 February 2020 Abstract: A novel process based on chlorination roasting was proposed......
Chlorination roasting-coupled water leaching process for potash recovery from waste mica scrap using dry marble sludge powder and sodium chlorideSandeep Kumar Jena,Jogeshwar Sahu,Geetikamayee Padhy.... The chlorination roasting–water leaching process was adopted to achieve the lowest level of 80%–90% potash recovery. The optimum conditions for the recovery of ~93% potash from mica(~8.6 wt% K2O......