Population balance modelling to describe the particle aggregation process: A review

RI Jeldres, PD Fawell, BJ Florio - Powder technology, 2018 - Elsevier
Unit operations used to achieve solid-liquid separation for fine particle suspensions rely
upon efficient aggregate formation. There is considerable potential for predictions from …

Improved water recovery: A review of clay-rich tailings and saline water interactions

D Liu, M Edraki, P Fawell, L Berry - Powder Technology, 2020 - Elsevier
The presence of clays can make dewatering of tailings from mineral processing challenging.
This review focuses on the interaction of clays in tailings under different conditions, including …

Optimization of flocculation and settling parameters of tailings slurry by response surface methodology

A Wu, Z Ruan, R Bürger, S Yin, J Wang, Y Wang - Minerals Engineering, 2020 - Elsevier
High-efficiency flocculation and settling is required for solid–liquid separation in cemented
paste backfill, which is one of the best approaches for tailings management and green …

[PDF][PDF] Brownian motion and coagulation process

D Ghernaout, AI Al-Ghonamy, A Boucherit… - American Journal of …, 2015 - academia.edu
This review discusses the Brownian motion and coagulation/flocculation (C/F) in
water/wastewater treatment. In water/wastewater treatment processes, pertinent questions …

Variations in the molecular weight response of anionic polyacrylamides under different flocculation conditions

A Costine, J Cox, S Travaglini, A Lubansky… - Chemical Engineering …, 2018 - Elsevier
The influence of applied mixing (intensity and duration), solids concentration, and liquor
chemistry on the molecular weight (MW) response of seven anionic (30%) polyacrylamides …

Viscoelasticity and yielding properties of flocculated kaolinite sediments in saline water

RI Jeldres, EC Piceros, WH Leiva, PG Toledo… - Colloids and Surfaces A …, 2017 - Elsevier
The effect of salinity on the yielding properties and viscoelastic behaviour of flocculated
kaolinite sediments was studied through stress growth and creep-recovery tests. Turbulent …

[HTML][HTML] The effect of anionicity on mechanical degradation of polyacrylamide-type flocculants

H Alizadeh, M Pawlik - Polymer Degradation and Stability, 2024 - Elsevier
The effect of ultrasonication, screening and shearing on five polyacrylamide-based
flocculants of similar molecular weight but different degrees of anionicity (DA) was studied …

Flocculation of clay suspensions by anionic and cationic polyelectrolytes: A systematic analysis

A Shakeel, Z Safar, M Ibanez, L van Paassen… - Minerals, 2020 - mdpi.com
The characteristics of clayey suspensions, majorly composed of quartz microparticles, in the
presence of anionic and cationic polyelectrolytes were investigated using different …

Enhancing gravity thickener feedwell design and operation for optimal flocculation through the application of computational fluid dynamics

PD Fawell, TV Nguyen, CB Solnordal… - Mineral Processing …, 2021 - Taylor & Francis
As the expectations for more consistent and higher density thickened and paste tailings in
the minerals industry increase, so do the demands on flocculation performance within …

Sedimentation and consolidation of different density aggregates formed by polymer-bridging flocculation

FA Benn, PD Fawell, J Halewood, PJ Austin… - Chemical Engineering …, 2018 - Elsevier
There are numerous models of sedimentation in fine particle suspensions, derived from or
validated with physical measurements. Such models could be applied to optimise and …