High-efficiency extraction of aluminum and lithium from coal fly ash using a novel sodium pyrosulfate mechanochemical activation-Sodium persulfate pressure …
H Fang, C Zhou, S Xu, J Shi, Y Hu, G Liu - Journal of Cleaner Production, 2023 - Elsevier
A novel method of high-efficiency extraction of aluminum (Al) and lithium (Li) from coal fly
ash (CFA) is proposed. The mixture of CFA and sodium pyrosulfate (Na 2 S 2 O 7) was …
ash (CFA) is proposed. The mixture of CFA and sodium pyrosulfate (Na 2 S 2 O 7) was …
Extraction of low-dimensional structures of noble and rare metals from carbonaceous ores using low-temperature and energy impacts at succeeding stages of raw …
T Aleksandrova, N Nikolaeva, A Afanasova… - Minerals, 2023 - mdpi.com
The possibility of extraction of metals from ores of different genesis, containing low-
dimensional structures of rare and noble metals, increases their commodity value and, in a …
dimensional structures of rare and noble metals, increases their commodity value and, in a …
Low-temperature treatment of boehmitic bauxite using the Bayer reductive method with the formation of high-iron magnetite concentrate
A Shoppert, D Valeev, I Loginova, D Pankratov - Materials, 2023 - mdpi.com
The Bayer process is the main method of alumina production worldwide. The use of low-
quality bauxites for alumina production results in the formation of a significant amount of …
quality bauxites for alumina production results in the formation of a significant amount of …
Extraction of alumina and silica from high-silica bauxite by sintering with sodium carbonate followed by two-step leaching with water and sulfuric acid
Y Sun, A Pan, Y Ma, J Chang - RSC advances, 2023 - pubs.rsc.org
Efficient utilization of high-silica bauxite and minimization of bauxite residue are of great
significance for the sustainable development of the alumina industry. In this paper, a novel …
significance for the sustainable development of the alumina industry. In this paper, a novel …
Rare-Earth Elements Extraction from Low-Alkali Desilicated Coal Fly Ash by (NH4)2SO4 + H2SO4
Coal fly ash (CFA) obtained from pulverized coal furnaces is a highly refractory waste that
can be used for alumina and rare-earth elements (REEs) extraction. The REEs in this type of …
can be used for alumina and rare-earth elements (REEs) extraction. The REEs in this type of …
[HTML][HTML] Properties, Treatment and Resource Utilization of Bauxite Tailings: A Review
Y Peng, Z Chen, X Sun, Y Zhou, X Ou - Sustainability, 2024 - mdpi.com
A substantial amount of bauxite tailings (BTs) at abandoned mine sites have been stored in
waste reservoirs for long periods, leading to significant land occupation and environmental …
waste reservoirs for long periods, leading to significant land occupation and environmental …
Comprehensive Extraction of Silica and Alumina from Coal Fly Ash via Reduced and Oxidized Roasting-Low Temperature Alkaline Leaching and Bayer Digestion
P Wang, T Qi, X Li, Y Wang, L Shen, G Liu, Q Zhou… - Jom, 2024 - Springer
Coal fly ash (CFA) is an increasingly prevalent byproduct that necessitates more resourceful
and eco-friendly processing methods. Extracting aluminum from CFA is a crucial aspect of …
and eco-friendly processing methods. Extracting aluminum from CFA is a crucial aspect of …
Kinetics of kaolinite dissolution and hydrosodalite precipitation during alkali leaching of diasporic bauxite
Y Sun, A Pan, Y Ma, J Zhang, J Chang, Z Wang - Applied Clay Science, 2024 - Elsevier
Alkali leaching is an effective desilication method for improving the alumina-silica mass ratio
(A/S) of bauxite. The paper aims to study the kinetics of kaolinite dissolution and …
(A/S) of bauxite. The paper aims to study the kinetics of kaolinite dissolution and …
Efficiency gains when using activated mill tailings in underground mining
VS Brigida, VI Golik, RV Klyuev, LB Sabirova… - Metallurgist, 2023 - Springer
Global challenges, including increased consumption of mineral raw materials, climatic
changes, and the exhaustibility of reserves, increase the relevance of mineral mining …
changes, and the exhaustibility of reserves, increase the relevance of mineral mining …
Extraction of scandium from bauxite residue by high-pressure leaching in sulfuric acid solution
MR Kanekaputra, MZ Mubarok - Heliyon, 2023 - cell.com
Rare earth elements, such as yttrium, scandium, neodymium, and praseodymium, have
been reported to be associated with minerals in bauxite and transferred to the refining …
been reported to be associated with minerals in bauxite and transferred to the refining …