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economic parameters should also be considered to identify better the deposits parts that do not have any prospects for future profitable extraction, and the Australasian Joint Ore Reserves Committee......
of Fe3O4/graphene oxide nanocomposites and their application in the magnetic solid-phase extraction of polycyclic aromatic hydrocarbons from environmental water samples [J]. Talanta, 2012, 101(22): 388-395. DOI...]O2 as high performance cathode materials in lithium-ion batteries [J]. Journal of Alloys and Compounds, 2018, 767: 23-33. DOI: https://doi. org/10.1016/j.jallcom.2018.07.068. [46] WU Qiu-hong, WENG......
such as aluminium and steel can negatively affect the environment during the extraction processes, particularly during the potential releasing of toxic gas, liquid and solid emissions [12, 13]. Thus......
J. Cent. South Univ. (2020) 27: 432-448 DOI: https://doi.org/10.1007/s11771-020-4307-0 Cooperative task allocation for heterogeneous multi-UAV using multi-objective optimization algorithm WANG Jian-feng(王建峰), JIA Gao-wei(贾高伟), LIN Jun-can(林君灿), HOU Zhong-xi(侯中喜) College of Aerospace Science and En......
, 40(6): 42-45. [7] YU Guo-lin, ZHANG Ying, ZHENG Shi-li, ZOU Xing, WANG Xiao-hui, ZHANG Yi. Extraction of arsenic from arsenic-containing cobalt and nickel slag and preparation of arsenic-bearing......
] KIBRIA M G, QUAMRUZZAMAN C, WOOBAID U A S, GOLAM C. Effect of longwall mining on groundwater for underground coal extraction in Barapukuria, Bangladesh [J]. Journal of Mines, Metals and Fuels, 2012......
. There were several methods available in the literature for recovering precious metals from aqueous solutions such as ion exchange, membrane filtration, evaporation, solvent extraction, foam separation......
, mainly because of the local extraction of ceramic particles. The worn surface exhibits irregular delamination wear, leading to a subsurface crack that grows progressively and eventually shears onto......
in the middle cross-sections during the freezing phase. This step allowed preserving the soil fabric well when producing fresh planes for SEM observations [21]. Figure 2 Extraction of small samples......
.ijrmms.2019. 104096. [14] LIU X G, ZHU W C, GUAN K, ZHANG H X. Effect of shaft pillar extraction on stability of main shaft: A case study at Xincheng gold mine, China [J]. Mathematical Problems......