Zobrazeno 1 - 10
of 56
pro vyhledávání: '"Chenhu ZHANG"'
Publikováno v:
Kuangchan zonghe liyong, Vol 45, Iss 2, Pp 96-99 (2024)
This is an article in the field of ceramics and composites. In order to explore the resistance of basalt fiber to acid and alkali corrosion, basalt fiber with or without wetting agent was soaked in 3 mol/L sulfuric acid solution and sodium hydroxide
Externí odkaz:
https://doaj.org/article/3bcf96c88c254a7e8959bc232315425a
Publikováno v:
ACS Omega, Vol 9, Iss 15, Pp 17354-17367 (2024)
Externí odkaz:
https://doaj.org/article/cc7bba2761494aaaaa329535643f8fd7
Publikováno v:
Kuangchan zonghe liyong, Vol 44, Iss 6, Pp 169-175 (2023)
This is an essay in the field of mineral processing engineering. Humic acid is an important part of Zhaotong lignite. In order to extract humic acid efficiently, the optimum flotation conditions of Zhaotong lignite were explored by using the process
Externí odkaz:
https://doaj.org/article/221640c11c974997ac80bbf625f8520a
Publikováno v:
Heliyon, Vol 10, Iss 10, Pp e31038- (2024)
To improve the separation efficiency of raw coal and ensure clean use, the accurate calculation of the partition coefficients (PCs) in coal water medium sorting is required. Single models have been used to predict the partition coefficient (PC) for d
Externí odkaz:
https://doaj.org/article/d8db676ce7e149f1a33c912d6010cadb
Publikováno v:
Journal of Materials Research and Technology, Vol 19, Iss , Pp 3130-3144 (2022)
In the present work, the specific surface area (BET), X-ray diffraction analyses (XRD), scanning electron microscopy (SEM) energy-dispersive X-ray analysis (EDS), and laser particle size analysis were employed in the investigation of mechanical activ
Externí odkaz:
https://doaj.org/article/ed0f7cb8b6134de581e23af51c8d4884
Publikováno v:
Energy Reports, Vol 7, Iss , Pp 3338-3347 (2021)
Five S-shaped curve models are proposed to accurately predict the product yield and reduce the waste of precious coal resources during the coal cleaning process. Taking the Hill model (HM) as an example, the derivation process of parameters is descri
Externí odkaz:
https://doaj.org/article/ec3d55963df84c45bb1c8ffe79a0f8a0
Publikováno v:
Minerals, Vol 12, Iss 5, p 530 (2022)
The recovery of scheelite from calcium-bearing carbonate ores by foam flotation is challenging due to its low separation efficiency. This study investigated the effect of pentasodium diethylenetriaminepentaacetate (PD) on the surface properties of sc
Externí odkaz:
https://doaj.org/article/02cb8efa3ede4ffe8bd563f25fa26234
Publikováno v:
International Journal of Mining Science and Technology, Vol 27, Iss 6, Pp 1005-1010 (2017)
In order to eliminate the effect of calcite associated with scheelite on the scheelite flotation, hydrochloric acid was used to dissolve the calcite, and the soaking solution was used to prepare CaSO4 whiskers by hydrothermal reaction with sulfuric a
Externí odkaz:
https://doaj.org/article/f73cc91e3f184ba6b5e3361d95c143ca
Publikováno v:
Minerals, Vol 11, Iss 6, p 555 (2021)
Fluorite is a nonrenewable mineral used to produce anhydrous hydrofluoric acid (AHF) and aluminum fluoride. The demand for low-grade fluorite powder (CaF2 < 97%) has fallen sharply owing to the current market conditions. Therefore, a large number of
Externí odkaz:
https://doaj.org/article/4ecc82ab422f4c97b083e703005ff9fb
Publikováno v:
Minerals, Vol 7, Iss 8, p 146 (2017)
In this paper, 4-amino-3-thioxo-3,4-dihydro-1,2,4-triazin-5(2H)-one (ATDT) was synthesized and introduced as a depressant for selective flotation separation of molybdenite from chalcopyrite. Its flotation performance and adsorption mechanism on miner
Externí odkaz:
https://doaj.org/article/483bf4f2d19944c4a043cff4a122a1aa