A green method for selective separation of molybdenite and pyrite via electrochemical oxidation pretreatment-flotation and its mechanism

L Zhang, W Peng, W Wang, Y Cao, M Qi… - Colloids and Surfaces A …, 2024 - Elsevier
Electrochemical oxidation (EO) has received widespread attention as a green and non-
polluting oxidation treatment. In this paper, we used EO to pretreat pyrite and molybdenite …

Supercritical water oxidation: A breakthrough approach for remediation TNT-contaminated pink water

A Albahnasawi - Energy Sources, Part A: Recovery, Utilization …, 2023 - Taylor & Francis
This study aimed to optimize the operating conditions of the supercritical water oxidation
(SCWO) process for 2, 4, 6-trinitrotoluene (TNT)-containing pink water treatment. Lab-scale …

Adsorption of Multi-Collector on Long-Flame Coal Surface via Density Functional Theory Calculation and Molecular Dynamics Simulation

G Cheng, Y Peng, Y Lu, M Zhang - Processes, 2023 - mdpi.com
The quantum chemical properties of long-flame coal (LFC) and collectors (kerosene, diesel,
diethyl phthalate (DEP), biodiesel collector (BDC), and emulsified biodiesel collector …

Characterization of high sulfur bauxite and its phase transformation during desulfurization: a perspective from process mineralogy

M Xie, F Liu, H Zhao - Journal of Sustainable Metallurgy, 2023 - Springer
At present, high sulfur bauxite is gradually being used in the production of alumina industry
to address the shortage of bauxite resources in China. However, sulfur-containing minerals …

Elemental and mineralogical mechanisms controlling the storage and flow performances of tight conglomerates

S Du, A Zhao, W Zhou, Y Wei - International Journal of Hydrogen Energy, 2024 - Elsevier
This study aims to shed light on the elemental and mineralogical mechanisms controlling the
storage and flow performances of tight conglomerates. This is achieved through the …

[HTML][HTML] Tailored SrFeO3-δ for chemical looping dry reforming of methane

A Zhu, D Li, T Zhu, X Zhu - Green Chemical Engineering, 2024 - Elsevier
Chemical looping dry reforming of methane (CL-DRM) is a highly efficient process that
converts two major greenhouse gases (CH 4 and CO 2) into syngas ready for the feedstock …

[PDF][PDF] Effect of an acetonized pyrolysis oil recycled from spent-car tires on coal flotation performance

I Hasanizadeh, H Khoshdast… - … Problems of Mineral …, 2023 - bibliotekanauki.pl
In this paper, an extended Historical Data (HD) design was applied for evaluating the effect
of an acetonized pyrolysis oil (PO) produced by pyrolysis of spent-car tires in coal …

Application and depression mechanism of sodium humate on flotation separation of molybdenite and pyrite

X Lin, F Jiao, Q Wei, Y Wu - Separation Science and Technology, 2024 - Taylor & Francis
The depression of pyrite in the flotation separation of molybdenum-sulfur (Mo-S) mixed
concentrate has become a significant issue. This study aimed to examine the process of …

Comparative investigation on the chemical pre-desulfurization process of a high sulfur coal through orthogonal experiments: a case study

Y Chen, L Huang, Z Song - International Journal of Coal …, 2023 - Taylor & Francis
The effect of different chemical pre-desulfurization processes were compared to achieve the
utilization of high sulfur coal efficiently and economically and its total sulfur content is 2.19 …

Effect of Aqueous Ferrous Ion on Collectorless Flotation of Pyrite

MR Pérez, EC Gutierrez, RE García… - TMS Annual Meeting & …, 2024 - Springer
The presence of pyrite in the mineral concentrates of the base metals obtained during
flotation is a common problem; the depression of these impurities continues under …