Zobrazeno 1 - 10
of 50
pro vyhledávání: '"Aiyuan Ma"'
Publikováno v:
Materials, Vol 17, Iss 13, p 3275 (2024)
Aiming at the problems of the large storage, complex composition, low comprehensive utilization rate, and high environmental impact of coal gangue, this paper carried out experimental research on the preparation of iron oxide red from high-iron gangu
Externí odkaz:
https://doaj.org/article/7006f17e96a44d19ae2fa4530664f490
Publikováno v:
Kuangchan zonghe liyong, Vol 43, Iss 4, Pp 48-52 (2022)
A new technology of microwave drying of iron precipitate slag from zinc hydrometallurgy was studied.The effects of microwave power, material mass, microwave drying time and their interaction on the relative dehydration rate of iron precipitate slag
Externí odkaz:
https://doaj.org/article/b8fc966dd37647e092cc7036c8f0a8d0
Publikováno v:
Materials, Vol 16, Iss 15, p 5434 (2023)
The discharge and accumulation of coal-based solid waste have caused great harm to the ecological environment recently. Coal-based solid wastes, such as coal gangue and fly ash, are rich in valuable components, such as rare earth elements (REY), sili
Externí odkaz:
https://doaj.org/article/7a5d67c739aa4931a3b6f93d06097e6d
Publikováno v:
Materials, Vol 16, Iss 14, p 5132 (2023)
Metallurgical slag and dust (MSD) are abundant Zn-containing secondary resources that can partially alleviate the shortage of zinc minerals, with hazardous characteristics and a high recycling value. In this work, the process conditions of recycling
Externí odkaz:
https://doaj.org/article/ceda63f26ad44ad9892d2cc42193e043
Publikováno v:
Journal of Materials Research and Technology, Vol 10, Iss , Pp 697-708 (2021)
Activated carbon can remove humic acid organic pollutants to reduce trihalomethanes carcinogens generated in the chlorination disinfection process. In this study, regenerated activated carbon (RAC) was recycled from the spent catalyst of vinyl acetat
Externí odkaz:
https://doaj.org/article/e47a7dbc0ae34ee5976a481759b6ae9b
Publikováno v:
Materials, Vol 15, Iss 17, p 5969 (2022)
As an important secondary zinc resource, large-scale reserves of zinc oxide dust (ZOD) from a wide range of sources is of high comprehensive recycling value. Therefore, an experimental study on ultrasound-enhanced sulfuric acid leaching for zinc extr
Externí odkaz:
https://doaj.org/article/fa5d3a65bd5c42d69317f18148a38cef
Publikováno v:
Materials, Vol 15, Iss 3, p 714 (2022)
An activate pretreatment of zinc-containing metallurgical residues were proposed by adding CaO and introducing microwave heating approach into the CaO activation pretreatment process to realize the conversion of refractory ore phases into pre-treated
Externí odkaz:
https://doaj.org/article/3b8f9c1d993c4d779036bedaf5c15595
Publikováno v:
Metals, Vol 11, Iss 12, p 1922 (2021)
Given the shortage of zinc resource, the low utilisation efficiency of secondary zinc resource, and the crucial problem that the synchronous dissolution of zinc from different mineral phases, an activation pretreatment method merged with calcium acti
Externí odkaz:
https://doaj.org/article/50b915ac0d564c0aa8c453a07fa5e826
Autor:
Jing Li, Libo Zhang, Jinhui Peng, Jinming Hu, Lifeng Yang, Aiyuan Ma, Hongying Xia, Wenqian Guo, Xia Yu
Publikováno v:
Nuclear Engineering and Technology, Vol 48, Iss 3, Pp 744-750 (2016)
Uranium removal from uranium plant wastewater using zero-valent iron in an ultrasonic field was investigated. Batch experiments designed by the response surface methodology (RSM) were conducted to study the effects of pH, ultrasonic reaction time, an
Externí odkaz:
https://doaj.org/article/59dd8482fd0c42018cd3650dbb060017
Publikováno v:
Royal Society Open Science, Vol 5, Iss 7 (2018)
Metallurgical slag and dust (MSD) from lead and zinc smelting, steel dust and galvanized steel scrap are important secondary sources of zinc and other valuable metals. This paper describes the production feasibility and rationality of a cleaner zinc
Externí odkaz:
https://doaj.org/article/4565054e533d411e8663232eb7ec37c4