Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Eder C. Piceros"'
Autor:
César I. Castellón, Eder C. Piceros, Norman Toro, Pedro Robles, Alejandro López-Valdivieso, Ricardo I. Jeldres
Publikováno v:
Metals, Vol 10, Iss 2, p 239 (2020)
The application of guar gum for pyrite depression in seawater flotation was assessed through microflotation tests, Focused Beam Reflectance Measurements (FBRM), and Particle Vision Measurements (PVM). Potassium amyl xanthate (PAX) and methyl isobutyl
Externí odkaz:
https://doaj.org/article/85f8dbf4cacd46d9abc001e461ed1579
Autor:
Ricardo I. Jeldres, Eder C. Piceros, Williams H. Leiva, Pedro G. Toledo, Gonzalo R. Quezada, Pedro A. Robles, Julio Valenzuela
Publikováno v:
Minerals, Vol 9, Iss 4, p 216 (2019)
The effect of alkali metal chlorides on the viscoelastic behavior and yielding properties of silica suspensions was studied through creep-recovery and dynamic oscillatory tests with stress control. Then, the viscoelasticity of the pulps was correlate
Externí odkaz:
https://doaj.org/article/b496abbf54a14811bfa055d1575056d0
Autor:
Steven Nieto, Carlos Moraga, Ricardo I. Jeldres, Pedro Robles, Eder C. Piceros, Edelmira D. Gálvez, Gonzalo R. Quezada
Publikováno v:
Metals
Volume 11
Issue 6
Metals, Vol 11, Iss 987, p 987 (2021)
Volume 11
Issue 6
Metals, Vol 11, Iss 987, p 987 (2021)
Molecular dynamic simulations of polyacrylic acid polyelectrolyte (PAA) analyzed its interaction with the main minerals that make up characteristic tailings of the mining industry, in this case, quartz, kaolinite, and montmorillonite. The simulations
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::54f3f5c4e75dd1803f188809b3df0e07
Publikováno v:
Información tecnológica. 30:291-298
Seawater with reduced amounts of calcium and magnesium was used for increasing the concentration of sediment solids from a mine tailing. The assays were carried out considering a synthetic tailing, composed of quartz and kaolinite, and utilising an a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e3a954074c0f48b8e2662c99d153a4b9
https://doi.org/10.4067/s0718-07642019000500291
https://doi.org/10.4067/s0718-07642019000500291
Autor:
Ricardo I. Jeldres, Pedro G. Toledo, Liey-si Wong, Nelson Herrera, Eder C. Piceros, Williams H. Leiva
Publikováno v:
Colloid and Polymer Science. 296:1935-1943
Oscillatory rheological assays are used to determine the viscoelastic properties of flocculated kaolinite sediments over a range of sodium chloride concentration, flocculant dose, and settling time. The plunger method is used to promote efficient mix
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1fe68d67797b3b69a2259ca3bc24e5c9
https://doi.org/10.1007/s00396-018-4420-x
https://doi.org/10.1007/s00396-018-4420-x
Publikováno v:
Colloids and Surfaces A: Physicochemical and Engineering Aspects. 529:1009-1015
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 flocculation was performed on a detachable cylinder using the plunge
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::25c0b0619e67dd80efa3055e8562aad4
https://doi.org/10.1016/j.colsurfa.2017.07.006
https://doi.org/10.1016/j.colsurfa.2017.07.006
Autor:
Julio Valenzuela, Ricardo I. Jeldres, Eder C. Piceros, Williams H. Leiva, Pedro Robles, Pedro G. Toledo, Gonzalo R. Quezada
Publikováno v:
Minerals
Volume 9
Issue 4
Minerals, Vol 9, Iss 4, p 216 (2019)
Volume 9
Issue 4
Minerals, Vol 9, Iss 4, p 216 (2019)
The effect of alkali metal chlorides on the viscoelastic behavior and yielding properties of silica suspensions was studied through creep-recovery and dynamic oscillatory tests with stress control. Then, the viscoelasticity of the pulps was correlate
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::977364cfcc417d18f11e7384d151d4b0
Autor:
Matías Jeldres, Eder C. Piceros, Ricardo I. Jeldres, Norman Toro, David Torres, Williams H. Leiva, Pedro Robles
Publikováno v:
Repositorio Digital de la Universidad Politécnica de Cartagena
Fundación Universitaria San Pablo CEU (FUSPCEU)
Metals
Volume 9
Issue 12
Fundación Universitaria San Pablo CEU (FUSPCEU)
Metals
Volume 9
Issue 12
The implications of physical conditions of the feedwell on the rheological properties of synthetic copper tailings, flocculated in seawater, were analysed. The mixing intensity of flocculation was related to the structural characteristics of the aggr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::96ed84f9a57c087197f08cff691df28c
http://hdl.handle.net/10317/9273
http://hdl.handle.net/10317/9273
Autor:
Pedro Robles, Matías Jeldres, Steven Nieto, Gonzalo R. Quezada, Ricardo I. Jeldres, Eder C. Piceros, Norman Toro
Publikováno v:
Separation and Purification Technology. 242:116762
The pH of the seawater was raised with lime before it was used into the process, generating solid precipitates of magnesium that were removed by vacuum filtration. Then this treated seawater was applied to improve the flocculation of clay-based taili
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8b2f46e4543e13b75d92be6d43255209
https://doi.org/10.1016/j.seppur.2020.116762
https://doi.org/10.1016/j.seppur.2020.116762
Autor:
Ricardo I. Jeldres, Pedro Robles, Norman Toro, Alejandro Lopez-Valdivieso, Eder C. Piceros, César I. Castellón
Publikováno v:
Metals, Vol 10, Iss 2, p 239 (2020)
Metals
Volume 10
Issue 2
Metals
Volume 10
Issue 2
The application of guar gum for pyrite depression in seawater flotation was assessed through microflotation tests, Focused Beam Reflectance Measurements (FBRM), and Particle Vision Measurements (PVM). Potassium amyl xanthate (PAX) and methyl isobutyl
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f0c8e1bf4d1cf4bd54a8c0e0cfc4c801
https://doi.org/10.3390/met10020239
https://doi.org/10.3390/met10020239