Articles with "limonite ore" as a keyword



Reduction roasting and bioleaching of a limonite ore

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Published in 2021 at "Hydrometallurgy"

DOI: 10.1016/j.hydromet.2021.105554

Abstract: Abstract Two of the main challenges presented by the implementation of nickel laterites atmospheric acid leaching are: (i) high acid consumption and (ii) high final iron concentrations in the PLS. In the current work, a… read more here.

Keywords: reduction roasting; bioleaching limonite; roasting bioleaching; reduction ... See more keywords
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Iron recovery from refractory limonite ore using suspension magnetization roasting: A pilot-scale study

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Published in 2020 at "Journal of Cleaner Production"

DOI: 10.1016/j.jclepro.2020.121221

Abstract: Abstract Limonite ore is a potentially important iron resource and widely distributed in the world. However, it is difficult to process by traditional methods due to the high water content and fine dissemination of aluminum… read more here.

Keywords: iron; suspension magnetization; magnetization roasting; limonite ore ... See more keywords

Research on the characteristics and kinetics of direct reduction of limonite ore fines under CO atmosphere in a rotary drum reactor

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Published in 2019 at "Powder Technology"

DOI: 10.1016/j.powtec.2019.04.069

Abstract: Abstract The behaviors of reduction and carbon deposition during the isothermal reduction of porous limonite ore fines by CO–N2 gas mixtures were investigated using a rotary drum reactor in the temperature range of 750–900 °C. As… read more here.

Keywords: ore fines; rotary drum; reduction; carbon ... See more keywords

Catalytic Reforming of Volatiles from Biomass Pyrolysis for Hydrogen-Rich Gas Production over Limonite Ore

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Published in 2017 at "Energy & Fuels"

DOI: 10.1021/acs.energyfuels.7b00005

Abstract: The feasibility of using natural limonite ore for catalytic cracking of biomass pyrolysis volatiles was investigated to study the effects of the catalyst-treated method, temperature, space velocity, and atmosphere on carbon conversion and gas yields.… read more here.

Keywords: gas production; gas; rich gas; limonite ore ... See more keywords

Kinetics Study of the Hydrogen Reduction of Limonite Ore Using an Unreacted Core Model for Flat-Plate Particles

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Published in 2025 at "Metals"

DOI: 10.3390/met15060678

Abstract: The iron and steel industry is a major emitter of carbon. In the context of China’s dual-carbon goals, hydrogen-based reduction ironmaking technology has garnered unprecedented attention. It is considered a crucial approach to reducing carbon… read more here.

Keywords: reduction limonite; limonite ore; hydrogen reduction; reduction ... See more keywords