Demineralization of low grade coal–A review
World over large reserves of low grade coals are available. The use of low-grade coal in
various industries like power plants, metallurgical plants, cement units, etc. creates …
various industries like power plants, metallurgical plants, cement units, etc. creates …
[HTML][HTML] Application of response surface methodology (RSM) for optimization of leaching parameters for ash reduction from low-grade coal
Coal is the world's most abundant energy source because of its abundance and relatively
low cost. Due to the scarcity in the supply of high-grade coal, it is necessary to use low …
low cost. Due to the scarcity in the supply of high-grade coal, it is necessary to use low …
Advances in the chemical leaching (inorgano-leaching), bio-leaching and desulphurisation of coals
Coal still remains an important source of power generation world over. Along with its usage,
comes unwanted generation of noxious gas emissions, toxic metal releases into wastewater …
comes unwanted generation of noxious gas emissions, toxic metal releases into wastewater …
An investigation of changes in structural parameters and organic functional groups of inertinite rich lignite during acid treatment processes
In the recent past, researchers have paid much attention to HF, HNO3, and HCl acids for
demineralization of various types of coals with the assumption that they bring negligible …
demineralization of various types of coals with the assumption that they bring negligible …
Efficient separation of fluoride and graphite carbon in spent cathode carbon from aluminum electrolysis by mechanical activation assisted alkali fusion treatment
Z Yao, Q Zhong, J **ao, S Ye, L Tang, Z Wang - Minerals Engineering, 2021 - Elsevier
Spent cathode carbon (SCC) is the largest and most inevitable hazardous solid waste
continuously discharged from the aluminum electrolysis industry. In this study, mechanical …
continuously discharged from the aluminum electrolysis industry. In this study, mechanical …
An efficient recycling process of spent cathode carbon blocks via low temperature molten salt roasting and two stage leaching
X Lv, X Sun, W Bu, X Tan, J Zhu, Z Han - Separation and Purification …, 2025 - Elsevier
Spent cathode carbon (SCC) as a hazardous solid waste from the aluminum electrolysis
industry, contains numerous valuable components, but poses a serious threat to ecological …
industry, contains numerous valuable components, but poses a serious threat to ecological …
Removal of sulfur and ash from coal using molten caustic leaching, a case study from Hazro fields, Turkey
MZ Duz, A Saydut, S Erdogan… - Energy Exploration & …, 2009 - journals.sagepub.com
Molten caustic leaching process is effective in reducing significant amount of ash derived
from minerals, pyritic sulfur, and organic sulfur from coal. The effect of leaching coal samples …
from minerals, pyritic sulfur, and organic sulfur from coal. The effect of leaching coal samples …
Desulfurization and demineralization of lakhra coal by molten caustic leaching
The present study describes the beneficiation of coal using oxidative caustic molten
leaching technique. The crushed coal was subjected to caustic solution in a sealed stainless …
leaching technique. The crushed coal was subjected to caustic solution in a sealed stainless …
[PDF][PDF] A review of chemical leaching of coal by acid and alkali solution
Low rank or low-grade (LRC or LGC) coals are most abundant distribute around the several
regions in the world. The contribution of low-rank coal is a significant role in the energy …
regions in the world. The contribution of low-rank coal is a significant role in the energy …
Vanadium fractions determination in asphaltite combustion waste using sequential extraction with ICP-OES
Asphaltite derives from petroleum origin solid fossil fuel. It contains many elements in
different forms which may change during combustion process. A true understanding of the …
different forms which may change during combustion process. A true understanding of the …