Whether magnetization roasting requires complete phase reconstruction of iron minerals: A study of phase transition and microstructure evolution

Q Zhang, Y Sun, S Wang, Y Han, W Li, Y Li - Powder Technology, 2022 - Elsevier
Previous magnetization roasting studies usually pursued whole phase reconstruction of iron
minerals. This research innovatively proposed a surface magnetization roasting technology …

Kinematic characteristics of key structures and time evolution law of material distribution characteristics during flip-flow screening

W Wang, X Hou, P Mao, M Pan, S Yu, H Jiang… - Minerals …, 2023 - Elsevier
Screening is widely used in classification, dehydration and desliming operations of mineral
processing. Flip-flow screening is an important method for classifying fine materials. Here …

New challenges for gravity concentration and classification of fine particles

KP Galvin, SM Iveson - Minerals Engineering, 2022 - Elsevier
Abstract “The net zero emission” mantra may prove to become the new “mother of invention”
for minerals processing. The need for change is locked in, and rising, creating new …

Comminution and classification as important process steps for the circular production of lithium batteries

A Kwade, M Möller, J Müller, J Hesselbach… - KONA Powder and …, 2023 - jstage.jst.go.jp
Lithium-ion batteries (LIBs) provide the largest source of electrical energy storage today.
This paper covers the use of comminution processes and, thus, crushers and mills for …

Effect of Size-Distribution Environment on Breakage Parameters Using Closed-Cycle Grinding Tests

E Petrakis - Materials, 2023 - mdpi.com
The so-called population balance model (PBM) is the most widely used approach to
describe the grinding process. The analysis of the grinding data is carried out using—among …

[HTML][HTML] Application of pre-magnetic separation to address grinding classification density effects and enhance iron-copper separation in deep polymetallic magnetite …

S Qin, S Dou, Y Hu, S Ma, F Lai, C Zhang… - … Science and Technology …, 2024 - Elsevier
This study investigates the challenges faced in the grinding and classification process of a
polymetallic magnetite ore from Anhui, particularly focusing on low classification efficiency …

CFD study on the influences of size distribution and density of magnetite ore particles on hydrocyclone classification process

C Zhang, S Lu - Powder Technology, 2023 - Elsevier
Due to the presence of gangue minerals in iron ore, the feed of hydrocyclone in the grinding
circuit is a mixture of particles with different densities and sizes. In this study, numerical …

Experiment of hydrocyclone under different inlet velocity and its wear analysis of wall and particle

Z Gao, Z Liu, S Wang, C Li, X Qi, H Ling - Powder Technology, 2022 - Elsevier
Although hydrocyclone has been extensively used in various separation processes, there is
a lack of systematic analysis on the wear mechanism. Herein, we did the flow experiment …

Optimization of flip-flow screen plate based on DEM-FEM coupling model and screening performance of fine minerals

X Hou, W Wang, J Pan, P Mao, S Zhang, C Duan - Minerals Engineering, 2024 - Elsevier
Flip-flow screen has unique advantages in dry deep screening of sticky and wet fine
minerals. However, during the flip-flow screening process, the continuous collision of …

Optimization of Quality Process Control and Preventive Maintenance Strategy: A Case Study

Y Sadraoui, M Er-ratby, MS Kadiri, A Kobi - Operations Research Forum, 2024 - Springer
The studied process concerns a wet grinding and cycloning unit, set up to ensure that the
particle size it processes complies with the requirements in terms of pipe transport mode …