Search Results - "Cisternas, Luis A."

Effect of Seawater on Sulfide Ore Flotation: A Review by Jeldres, Ricardo I., Forbes, Liza, Cisternas, Luis A.

“…The flotation process in seawater is highly complex and multifaceted, wherein the chemistry is very different to that of pure water. The high saline…”
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Using Partial Desalination Treatment To Improve the Recovery of Copper and Molybdenum Minerals in the Chilean Mining Industry by Cruz, Constanza, Reyes, Arturo, Jeldres, Ricardo I, Cisternas, Luis A, Kraslawski, Andrzej

“…Limited water resources and greenhouse gas emissions from fossil fuels used in electricity production are problems experienced in Chile. To address water…”
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Optimization of the SAG Grinding Process Using Statistical Analysis and Machine Learning: A Case Study of the Chilean Copper Mining Industry by Saldaña, Manuel, Gálvez, Edelmira, Navarra, Alessandro, Toro, Norman, Cisternas, Luis A

“…Considering the continuous increase in production costs and resource optimization, more than a strategic objective has become imperative in the copper mining…”
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Editorial for Special Issue “Design, Modeling, Optimization and Control of Flotation Process” by Fardis Nakhaei, Ahmad Hassanzadeh, Luis A. Cisternas

“…Flotation is a significant and widely used processing technique, effectively separating valuable and gangue minerals [...]…”
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Biomineralization Mediated by Ureolytic Bacteria Applied to Water Treatment: A Review by Arias, Dayana, Cisternas, Luis, Rivas, Mariella

“…The formation of minerals such as calcite and struvite through the hydrolysis of urea catalyzed by ureolytic bacteria is a simple and easy way to control…”
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Editorial for Special Issue “Modeling, Design, and Optimization of Multiphase Systems in Minerals Processing, Volume II” by Freddy A. Lucay, Luis A. Cisternas

“…The manuscripts published in the 2019 Special Issue “Modeling, Design, and Optimization of Multiphase Systems in Minerals Processing” [...]…”
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Trends in Modeling, Design, and Optimization of Multiphase Systems in Minerals Processing by Luis A. Cisternas, Freddy A. Lucay, Yesica L. Botero

“…Multiphase systems are important in minerals processing, and usually include solid–solid and solid–fluid systems, such as in wet grinding, flotation,…”
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Using Waste Brine from Desalination Plant as a Source of Industrial Water in Copper Mining Industry by Constanza Cruz, Sebastián Herrera-León, Daniel Calisaya-Azpilcueta, Ruth Salazar, Luis A. Cisternas, Andrzej Kraslawski

“…One of the main challenges of seawater desalination is a large volume of waste brine production that is commonly discharged into the sea and may threaten the…”
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Bioprospecting of Ureolytic Bacteria From Laguna Salada for Biomineralization Applications by Arias, Dayana, Cisternas, Luis A, Miranda, Carol, Rivas, Mariella

“…The processes of biomineralization, mediated by ureolytic bacteria, possess a wide range of technological applications, such as the formation of biocements and…”
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Control Structure Design Using Global Sensitivity Analysis for Mineral Processes under Uncertainties by Oscar Mamani-Quiñonez, Luis A. Cisternas, Teresa Lopez-Arenas, Freddy A. Lucay

“…Multiple-input and multiple-output (MIMO) systems can be found in many industrial processes, including mining processes. In practice, these systems are…”
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MICP mediated by indigenous bacteria isolated from tailings for biocementation for reduction of wind erosion by Maureira, Alejandro, Zapata, Manuel, Olave, Jorge, Jeison, David, Wong, Liey-Si, Panico, Antonio, Hernández, Pía, Cisternas, Luis A, Rivas, Mariella

“…In this study, native ureolytic bacteria were isolated from copper tailings soils to perform microbial-induced carbonate precipitation (MICP) tests and…”
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Heat-Assisted Batch Settling of Mineral Suspensions in Inclined Containers by Cristian Reyes, Christian F. Ihle, Fernando Apaz, Luis A. Cisternas

“…In mineral processing, the common requirement for progressively finer milling due to the decreasing of ore grades implies the need for more challenging water…”
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Design of Flotation Circuits Using Tabu-Search Algorithms: Multispecies, Equipment Design, and Profitability Parameters by Freddy A. Lucay, Edelmira D. Gálvez, Luis A. Cisternas

“…The design of a flotation circuit based on optimization techniques requires a superstructure for representing a set of alternatives, a mathematical model for…”
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Toward the Operability of Flotation Systems under Uncertainty by Freddy A. Lucay, Renato Acosta-Flores, Edelmira D. Gálvez, Luis A. Cisternas

“…The purpose of this work was to analyze the requirements for the operational feasibility of flotation systems as well as the effects of the selection of…”
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Use of Radial Basis Function Network to Predict Optimum Calcium and Magnesium Levels in Seawater and Application of Pretreated Seawater by Biomineralization as Crucial Tools to Improve Copper Tailings Flocculation by Grecia Villca, Dayana Arias, Ricardo Jeldres, Antonio Pánico, Mariella Rivas, Luis A. Cisternas

“…The combined use of the Radial Basis Function Network (RBFN) model with pretreated seawater by biomineralization (BSw) was investigated as an approach to…”
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Feasibility of re-processing mine tailings to obtain critical raw materials using real options analysis by Araya, Natalia, Ramírez, Yendery, Kraslawski, Andrzej, Cisternas, Luis A.

“…The re-processing of mine tailings to obtain critical raw materials (CRMs) could reduce the mining of new deposits as well as ensure the profitable use of the…”
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Biomineralization of calcium and magnesium crystals from seawater by halotolerant bacteria isolated from Atacama Salar (Chile) by Arias, Dayana, Cisternas, Luis A., Rivas, Mariella

“…Antofagasta (Chile) is an arid region, and the climate is strongly influenced by the Atacama Desert, with few sources of fresh water. The pressure to use…”
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A Posteriori Analysis of Analytical Models for Heap Leaching Using Uncertainty and Global Sensitivity Analyses by Mario E. Mellado, Freddy A. Lucay, Luis A. Cisternas, Edelmira D. Gálvez, Felipe D. Sepúlveda

“…The heap leaching of minerals is one of the more commonly used processes in the mining industry. This process has been modeled by many authors. However, the…”
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Comment on “Measurements of Vapor Pressures of Aqueous Solutions in the NaCl–KCl–H2O System from 493.15 to 693.25 K in a Fused Silica Capillary High-Pressure Optical Cell” by Cisternas, Luis A

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Heap Leaching of Caliche Ore. Modeling of a Multicomponent System with Particle Size Distribution by Javier I. Ordóñez, Alicia Condori, Luis Moreno, Luis A. Cisternas

“…Caliche is a mineral exploited in northern Chile, from which iodine and Nitrate salts (saltpeter) are obtained. This ore is the most important source of iodine…”
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