Zobrazeno 1 - 10
of 71
pro vyhledávání: '"Lin Lin Tong"'
Publikováno v:
Scientific Reports, Vol 9, Iss 1, Pp 1-11 (2019)
Abstract The XRF, XRD, polarizing microscopy and SEM-EDS were used to study the alteration mechanism of copper-bearing biotite and the leachable property of copper-bearing minerals in Mulyashy Copper Mine, Zambia. It was found that biotite can be div
Externí odkaz:
https://doaj.org/article/25033d0a2b794b899f5ac95c1a795927
Publikováno v:
Frontiers in Microbiology, Vol 11 (2020)
In arsenopyrite bioleaching, the interfacial reaction between mineral and cells is one of the most important factors. The energy of the interface is influenced by the mineralogical and microbiological characteristics. In this paper, the interfacial e
Externí odkaz:
https://doaj.org/article/d5177935875540d4a3722be61a84320d
Publikováno v:
International Journal of Minerals, Metallurgy and Materials. 29:439-445
Publikováno v:
Journal of Central South University. 28:1333-1341
Biological column leaching of Ni from low-grade Ni ore was studied, and the effects of ore particle size on leaching rate were investigated. The Ni ore with an average Ni content of 0.23% was crushed into four different particle size fractions: >10 m
Publikováno v:
Mineral Processing and Extractive Metallurgy Review. 43:510-528
Heap bioleaching is a microbial technology that catalyzes the decomposition of ore without grinding. The crushed ore is stacked on the liner, and the microbial solution flows through the heap from ...
Publikováno v:
International Journal of Minerals, Metallurgy and Materials. 27:1075-1082
A process of biooxidation followed by thiosulfate leaching of gold from refractory gold concentrate was investigated. Mineralogical studies on the concentrate showed that very fine gold grains (
Publikováno v:
Journal of Central South University. 27:1424-1431
To design heap biooxidation process, it is necessary to understand its internal rules. The heap biooxidation of gold ore from Anhui province was researched in this study. The results showed that the main microorganisms in the heap were A. ferrooxidan
Publikováno v:
Journal of Central South University. 27:1477-1483
Microorganisms, one of the key factors affecting the bioleaching process, change the components of extracellular polymeric substance (EPS) and community structure to survive in leaching environments. In this work, Fourier transform infrared (FTIR), X
Publikováno v:
International Journal of Minerals, Metallurgy and Materials. 27:292-300
Mechanical activation (MA) of malachite was carried out by dry planetary grinding (DPG) and wet Isa grinding (WIG) methods. When the rotational speed was increased to 400 r/min in DPG, the specific surface area of malachite reached the maximum and th
Publikováno v:
Minerals, Vol 11, Iss 23, p 23 (2021)
Minerals
Volume 11
Issue 1
Minerals
Volume 11
Issue 1
In this paper, the structures of element carbon and humic acid extracted from carbonaceous gold concentrate were characterized employing a variety of analytical methods. The extracted amounts of ECE (elemental carbon extract) and HAE (humic acid extr