The bioleaching of sulphide minerals with emphasis on copper sulphides—a review

HR Watling - Hydrometallurgy, 2006 - Elsevier
This review outlines current research in heap bioleaching, particularly in respect of the
bioleaching of chalcopyrite, assesses the status of the bioprocessing of copper sulphides …

A comprehensive model for copper sulphide heap leaching: Part 1 Basic formulation and validation through column test simulation

CR Bennett, D McBride, M Cross, JE Gebhardt - Hydrometallurgy, 2012 - Elsevier
This paper covers the basic formulation of a comprehensive copper heap leach model
based on computational fluid dynamics (CFD) technology together with its parameterization …

Modeling the hydrodynamics of heap leaching in sub-zero temperatures

D McBride, JE Gebhardt, TN Croft, M Cross - Minerals Engineering, 2016 - Elsevier
Heap leaching involves the application of a leach solution onto stacked low grade ores.
Solution percolates through the ore, dissolving metals from various minerals, and is …

A comprehensive gold oxide heap leach model: Development and validation

D McBride, JE Gebhardt, M Cross - Hydrometallurgy, 2012 - Elsevier
A comprehensive mathematical model of the heap leaching of oxide ores with application to
gold–silver–copper complexes and its numerical solution strategy is presented. The model …

Heap leach modeling employing CFD technology: a 'process' heap model

D McBride, M Cross, JE Gebhardt - Minerals Engineering, 2012 - Elsevier
Industrial mining through the process of heap leaching of low grade ores can be employed
in the extraction of a range of base and precious metals, such as copper, gold, silver, nickel …

Optimization of a CFD–Heap leach model and sensitivity analysis of process operation

D McBride, TN Croft, M Cross, C Bennett… - Minerals …, 2014 - Elsevier
A comprehensive heap leach model, developed within a computational fluid dynamics
software framework, provides a modeling tool to capture reactive dissolution in low grade …

[PDF][PDF] Evaluating approaches to and benefits of minimising the formation of acid rock drainage through management of the disposal of sulphidic waste rock and …

STL Harrison, JP Franzidis… - Pretoria: Water …, 2013 - wrcwebsite.azurewebsites.net
The ideal approach to handling of sulphidic waste rock is to prevent the potential for
generation of ARD through the removal of the sulphide phase before its disposal, thus …

CFD simulation of mass transfer and flow behaviour around a single particle in bioleaching process

SM Mousavi, A Jafari, S Chegini, I Turunen - Process Biochemistry, 2009 - Elsevier
The pathway to reach a certain target in many processes such as bioleaching, due to the
complex and poorly understood hydrodynamics, reaction kinetics, and chemistry knowledge …

Gold heap leach simulation and optimization using a multiphysics model

S Garcia, C Ramon, A Esplin, JE Gebhardt… - Mining, Metallurgy & …, 2010 - Springer
Abstract The Minera Yanacocha operation presents various operating challenges, due to the
complex structure of several heaps interconnected with ponds and gold recovery plants. A …

Mathematical model for coupled reactive flow and solute transport during heap bioleaching of copper sulfide

S Yin, A Wu, X Li, Y Wang - Journal of Central South University, 2011 - Springer
Based on the momentum and mass conservation equations, a comprehensive model of
heap bioleaching process is developed to investigate the interaction between chemical …