Results 11 to 20 of about 326,319 (351)

Effect of bastnaesite as reductant on hematite reduction during in-situ suspension magnetization roasting of refractory iron ore under neutral atmosphere

open access: yesInternational Journal of Mining Science and Technology, 2022
The iron tailings of Bayan Obo mines are solid waste, which occupies land area and also causes environmental pollution; however, this waste can be recycled.
Wenbo Li   +4 more
doaj   +1 more source

Improved SVM Model for Predicting Pellet Metallurgical Properties Based on Textural Characteristics

open access: yesMetals, 2022
From the point of view that pellet microstructure determines its metallurgical properties, an improved support vector machine (SVM) model for pellet metallurgical properties forecast is studied based on the mineral phase characteristics, in order to ...
Yang Han   +4 more
doaj   +1 more source

Dynamic Prediction Model of Silicon Content in Molten Iron Based on Comprehensive Characterization of Furnace Temperature

open access: yesMetals, 2022
The silicon content of the molten iron is an important indicator of the furnace temperature trend in blast furnace smelting. In view of the multi-scale, non-linear, large time lag and strong coupling characteristics of the blast furnace smelting process,
Zeqian Cui   +3 more
doaj   +1 more source

Overlapping Pellet Size Detection Method Based on Marker Watershed and GMM Image Segmentation

open access: yesMetals, 2023
The particle size of pellets is an important parameter in steel big data, and the high density and high overlap rate of pellets bring a great challenge to particle size detection.
Weining Ma   +4 more
doaj   +1 more source

Three-dimensional reflection seismic imaging of the iron oxide deposits in the Ludvika mining area, Sweden, using Fresnel volume migration [PDF]

open access: yesSolid Earth, 2022
We present pre-stack depth-imaging results for a case study of 3D reflection seismic exploration at the Blötberget iron oxide mining site belonging to the Bergslagen mineral district in central Sweden.
F. Hloušek   +9 more
doaj   +1 more source

Fluidized bed roasting technology in iron ores dressing in China: A review on equipment development and application prospect [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2019
Due to the undesirable characteristics of iron ore resources in China, it is necessary to utilize refractory iron ores resources with high efficiency. The mining and mineral processing costs are usually high. The supply of domestic iron ores in China has
Tang Z.-D., Gao P., Han Y.-X., Guo W.
doaj   +1 more source

Recovering cobalt from cobalt oxide ore using suspension roasting and magnetic separation technique

open access: yesJournal of Materials Research and Technology, 2023
Cobalt ore is a scarce resource in China, often associated with iron ore, and it is well known that its separation and effective recovery are extremely difficult.
Xinlei Wei   +3 more
doaj   +1 more source

Research on Process Mineralogy of Anqian Magnetite Ore

open access: yesKuangchan zonghe liyong, 2022
In recent years, the properties of the ore mined in the Anqian area have changed greatly. In order to provide a basis for the formulation of the ore beneficiation process, it is necessary to carry out detailed process mineralogical research.
Changyan Wang   +5 more
doaj   +1 more source

Enhancing properties of iron and manganese ores as oxygen carriers for chemical looping processes by dry impregnation [PDF]

open access: yes, 2015
The use of naturally occurring ores as oxygen carriers in CLC processes is attractive because of their relative abundance and low cost. Unfortunately, they typically exhibit lower reactivity and lack the mechanical robustness required, when compared to ...
Anthony, Edward J.   +8 more
core   +1 more source

The Improvement of DV-Hop Model and Its Application in the Security Performance of Smart Campus

open access: yesMathematics, 2022
In the smart campus, sensors are the basic units in the whole the Internet of Things structure, which play the role of collecting information and transmitting it.
Aimin Yang   +3 more
doaj   +1 more source

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