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X. Yin, H. Yi, Q. Wang, Y. Wang, X. Sun, C. Lv, J. Guo, Y. Yang, Extraction and separation of multiple platinum group metals from hydrochloric acid solution with sole 1-hexyl-3-methylimidazole-2-thione using microextraction method, Hydrometallurgy, Vol. 174, 2017

K. Shaik, J. Petersen, An investigation of the leaching of Pt and Pd from cooperite, sperrylite and column bioleached concentrates in thiocyanate-cyanide systems, Hydrometallurgy, Vol. 173, 2017

A. Zhang, W. Xue, X. Dong, Development of palladium separation process from nitric acid medium utilizing a new hybrid multi-nitrogen adsorbent, Separation and Purification Technology, Vol. 189, 2017

M. Tadie, K.C. Corin, J.G. Wiese, C.T. O'Connor, Electrochemical interactions of platinum group minerals with copper sulphate, Minerals Engineering, Vol. 112, 2017

J.M. Mwase, J. Petersen, Characterizing the leaching of sperrylite (PtAs2) in cyanide-based solutions, Hydrometallurgy, Vol. 172, 2017

A.P. Paiva, O. Ortet, G.I. Carvalho, C.A. Nogueira, Recovery of palladium from a spent industrial catalyst through leaching and solvent extraction, Hydrometallurgy, Vol. 171, 2017

T. Kimuro, M.R. Gandhi, U.M. Rao Kunda, F. Hamada, M. Yamada, Palladium(II) sorption of a diethylphosphate-modified thiacalix[6]arene immobilized on amberlite resin, Hydrometallurgy, Vol. 171, 2017

Z. Li, Y. Pranolo, Z. Zhu, C.Y. Cheng, Solvent extraction of cesium and rubidium from brine solutions using 4-tert-butyl-2-(a-methylbenzyl)-phenol, Hydrometallurgy, Vol. 171, 2017

K. Senthil, U. Akiba, K. Fujiwara, F. Hamada, Y. Kondo, High selectivity and extractability of palladium from chloride leach liquors of an automotive catalyst residue by azothiacalix[4]arene derivative, Hydrometallurgy, Vol. 169, 2017

C.J. le Roux, R.J. Kriek, A detailed spectrophotometric investigation of the complexation of palladium(II) with chloride and bromide, Hydrometallurgy, Vol. 169, 2017

H. Nagai, E. Shibata, T. Nakamura, Development of methods for concentration and dissolution of Rh and Ru from copper slime, Hydrometallurgy, Vol. 169, 2017

E. Schoeman, S.M. Bradshaw, G. Akdogan, C.A. Snyders, J.J. Eksteen, The extraction of platinum and palladium from a synthetic cyanide heap leach solution with strong base anion exchange resins, International Journal of Mineral Processing, Vol. 162, 2017

E. Schoeman, S.M. Bradshaw, G. Akdogan, C.A. Snyders, J.J. Eksteen, The elution of platinum and palladium cyanide from strong base anion exchange resins, International Journal of Mineral Processing, Vol. 162, 2017

F. Li, Y. Shang, Z. Ding, H. Weng, J. Xiao, M. Lin, Efficient extraction and separation of palladium (Pd) and ruthenium (Ru) from simulated HLLW by photoreduction, Separation and Purification Technology, Vol. 182, 2017

M. Maeda, H. Narita, C. Tokoro, M. Tanaka, R. Motokawa, H. Shiwaku, T. Yaita, Selective extraction of Pt(IV) over Fe(III) from HCl with an amide-containing tertiary amine compound, Separation and Purification Technology, Vol. 177, 2017

G.A. Bezuidenhout, J.J. Eksteen, G. Akdogan, B. Van Beek, W. Wendt, W. Persson, Implementation of flame optical emission spectroscopy system for converter Fe end-point control associated with Ni-Cu-S-PGM converter mattes, Minerals Engineering, Vol. 100, 2017

F. Di Natale, M. Orefice, F. La Motta, A. Erto, A. Lancia, Unveiling the potentialities of activated carbon in recovering palladium from model leaching solutions, Separation and Purification Technology, Vol. 174, 2017

R. Torres, G.T. Lapidus, Platinum, palladium and gold leaching from magnetite ore, with concentrated chloride solutions and ozone, Hydrometallurgy, Vol. 166, 2016

U. Šingliar, G. Martin, S. Hippmann, K. Meiner, M. Bertau, Technical note: Flotation as a method for concentration of precious metals in electric arc furnace slag, International Journal of Mineral Processing, Vol. 156, 2016

L. Little, J. Wiese, M. Becker, A. Mainza, V. Ross, Investigating the effects of particle shape on chromite entrainment at a platinum concentrator, Minerals Engineering, Vol. 96-97, 2016

B. Xu, Y. Yang, Q. Li, W. Yin, T. Jiang, G. Li, Thiosulfate leaching of Au, Ag and Pd from a high Sn, Pb and Sb bearing decopperized anode slime, Hydrometallurgy, Vol. 164, 2016

Thi Hong Nguyen, Chong Ho Sonu, Man Seung Lee, Separation of Pt(IV), Pd(II), Rh(III) and Ir(IV) from concentrated hydrochloric acid solutions by solvent extraction, Hydrometallurgy, Vol. 164, 2016

Y. Zheng, L. Fang, Y. Yan, S. Lin, Z. Liu, Y. Yang, Extraction of palladium (II) by a silicone ionic liquid-based microemulsion system from chloride medium, Separation and Purification Technology, Vol. 169, 2016

T.M. Moimane, K.C. Corin, J.G. Wiese, The effect of varying pulp reagent chemistry on the flotation performance of a South African PGM ore, Minerals Engineering, Vol. 95, 2016

W. Nyabeze, B. McFadzean, Adsorption of copper sulphate on PGM-bearing ores and its influence on froth stability and flotation kinetics, Minerals Engineering, Vol. 92, 2016

A. Assunção, A. Matos, A.M. Rosa da Costa, A. Candeias, M.C. Costa, A bridge between liquid–liquid extraction and the use of bacterial communities for palladium and platinum recovery as nanosized metal sulphides, Hydrometallurgy, Vol. 163, 2016

L. Duclos, L. Svecova, V. Laforest, G. Mandil, P.-X. Thivel, Process development and optimization for platinum recovery from PEM fuel cell catalyst, Hydrometallurgy, Vol. 160, 2016

M. Kim, S. Park, J. Lee, P.K. Choubey, A novel zero emission concept for electrogenerated chlorine leaching and its application to extraction of platinum group metals from spent automotive catalyst, Hydrometallurgy, Vol. 159, 2016

O. Ortet, A.P. Paiva, Liquid–liquid extraction of palladium(II) from chloride media by N,N -dimethyl-N,N -dicyclohexylthiodiglycolamide, Separation and Purification Technology, Vol. 156, Part 2, 2015

H. Dong, J. Zhao, J. Chen, Y. Wu, B. Li, Recovery of platinum group metals from spent catalysts: A review, International Journal of Mineral Processing, Vol. 145, 2015

L. Zhou, T. Yuan, R. Li, Y. Zhong, X. Lei, Extraction of rubidium from kaolin clay waste: Process study, Hydrometallurgy, Vol. 158, 2015

A. Patel, R. Dawson, Recovery of platinum group metal value via potassium iodide leaching, Hydrometallurgy, Vol. 157, 2015

A. Chen, S. Wang, L. Zhang, J. Peng, Optimization of the microwave roasting extraction of palladium and rhodium from spent automobile catalysts using response surface analysis, International Journal of Mineral Processing, Vol. 143, 2015

M. Tadie, K.C. Corin, J.G. Wiese, M. Nicol, C.T. O’Connor, An investigation into the electrochemical interactions between platinum group minerals and sodium ethyl xanthate and sodium diethyl dithiophosphate collectors: Mixed potential study, Minerals Engineering, Vol. 83, 2015

L. Little, M. Becker, J. Wiese, A.N. Mainza, Auto-SEM particle shape characterisation: Investigating fine grinding of UG2 ore, Minerals Engineering, Vol. 82, 2015

F. Wang, T. Zhang, Z. Zhang, L. Zhang, Simultaneous separation of noble metals osmium and iridium in simulated leaching of spent catalysts using nano-alumina microcolumn, Separation and Purification Technology, Vol. 152, 2015

D. Xue, H. Wang, Y. Liu, P. Shen, Multicolumn solid phase extraction with hybrid adsorbent and rapid determination of Au, Pd and Pt in geological samples by GF-AAS, Minerals Engineering, Vol. 81, 2015

H. Huang, C. Huang, Y. Wu, S. Ding, N. Liu, D. Su, T. Lv, Extraction of palladium(II) from nitric acid solutions with diglycolthioamide, Hydrometallurgy, Vol. 156, 2015

J. Mulwanda, C. Dorfling, Recovery of dissolved platinum group metals from copper sulphate leach solutions by precipitation, Minerals Engineering, Vol. 80, 2015

C.A. Snyders, S.M. Bradshaw, G. Akdogan, J.J. Eksteen, Determination of the equilibrium and film diffusion constants of the platinum cyanide anions during the elution from activated carbon, Minerals Engineering, Vol. 80, 2015

C.A. Snyders, S.M. Bradshaw, G. Akdogan, J.J. Eksteen, Factors affecting the elution of Pt, Pd and Au cyanide from activated carbon, Minerals Engineering, Vol. 80, 2015

M. Trautmann, H. Holdt, Separation of platinum and ruthenium by a sulphoxide modified polystyrene resin in laboratory column systems, Separation and Purification Technology, Vol. 149, 2015

B. Fotoohi, L. Mercier, Recovery of precious metals from ammoniacal thiosulfate solutions by hybrid mesoporous silica: 2 – A prospect of PGM adsorption, Separation and Purification Technology, Vol. 149, 2015

C.N. Mpinga, J.J. Eksteen, C. Aldrich, L. Dyer, Direct leach approaches to Platinum Group Metal (PGM) ores and concentrates: A review, Minerals Engineering, Vol. 78, 2015

T. Suoranta, O. Zugazua, M. Niemelä, P. Perämäki, Recovery of palladium, platinum, rhodium and ruthenium from catalyst materials using microwave-assisted leaching and cloud point extraction, Hydrometallurgy, Vol. 154, 2015

M.H. Morcali, B. Zeytuncu, Investigation of adsorption parameters for platinum and palladium onto a modified polyacrylonitrile-based sorbent, International Journal of Mineral Processing, Vol. 137, 2015

G. Danha, D. Hildebrandt, D. Glasser, C. Bhondayi, A laboratory scale application of the attainable region technique on a platinum ore, Powder Technology, Vol. 274, 2015

D. Kraemer, M. Junge, T. Oberthür, M. Bau, Improving recoveries of platinum and palladium from oxidized Platinum-Group Element ores of the Great Dyke, Zimbabwe, using the biogenic siderophore Desferrioxamine B, Hydrometallurgy, Vol. 152, 2015

A.N. Nikoloski, K. Ang, D. Li, Recovery of platinum, palladium and rhodium from acidic chloride leach solution using ion exchange resins, Hydrometallurgy, Vol. 152, 2015

Q. Ricoux, V. Bocoki , J.P. Méricq, D. Bouyer, S.v. Zutphen, C. Faur, Selective recovery of palladium using an innovative functional polymer containing phosphine oxide, Chemical Engineering Journal, Vol. 264, 2015

M. Rajiv Gandhi, M. Yamada, Y. Kondo, A. Shibayama, F. Hamada, Selective extraction of Pd(II) ions from automotive catalyst residue in Cl media by O-thiocarbamoyl-functionalized thiacalix[n]arenes, Hydrometallurgy, Vol. 151, 2015

X. Beaudoux, M. Virot, T. Chave, G. Leturcq, N. Clavier, N. Dacheux, S.I. Nikitenko, Catalytic dissolution of ceria–lanthanide mixed oxides provides environmentally friendly partitioning of lanthanides and platinum, Hydrometallurgy, Vol. 151, 2015

M.R. Tavakoli Mohammadi, S.M. Javad Koleini, S. Javanshir, H. Abolghasemi, M. Abdollahy, Extraction of rubidium from gold waste: Process optimization, Hydrometallurgy, Vol. 151, 2015

O. Ortet, A.P. Paiva, Development of tertiary thioamide derivatives to recover palladium(II) from simulated complex chloride solutions, Hydrometallurgy, Vol. 151, 2015

C.A. Snyders, S.M. Bradshaw, G. Akdogan, J.J. Eksteen, The effect of temperature, cyanide and base metals on the adsorption of Pt, Pd and Au onto activated carbon, Hydrometallurgy, Vol. 149, 2014

M. Becker, J. Wiese, M. Ramonotsi, Investigation into the mineralogy and flotation performance of oxidised PGM ore, Minerals Engineering, Vol. 65, 2014

Y. Tong, C. Wang, J. Li, Y. Yang, Extraction mechanism, behavior and stripping of Pd(II) by pyridinium-based ionic liquid from hydrochloric acid medium, Hydrometallurgy, Vol. 147-148, 2014

H. Sasaki, M. Maeda, Zn-vapor pretreatment for acid leaching of platinum group metals from automotive catalytic converters, Hydrometallurgy, Vol. 147-148, 2014

R. Kasuya, T. Miki, H. Morikawa, Y. Tai, Synthesis of sodium platinates and their dissolution behaviors in hydrochloric acid: Effects of lithium carbonate addition on platinate formation, International Journal of Mineral Processing, Vol. 128, 2014

S. Chen, S. Shen, Y. Cheng, H. Wang, B. Lv, F. Wang, Effect of O2, H2 and CO pretreatments on leaching Rh from spent auto-catalysts with acidic sodium chlorate solution, Hydrometallurgy, Vol. 144-5, 2014

N.A. Meyer, J.U. Vögeli, M. Becker, J.L. Broadhurst, D.L. Reid, J.-P. Franzidis, Mineral carbonation of PGM mine tailings for CO2 storage in South Africa: A case study, Minerals Engineering, Vol. 59, 2014

M.K. Jha, D. Gupta, J. Lee, V. Kumar, J. Jeong, Solvent extraction of platinum using amine based extractants in different solutions: A review, Hydrometallurgy, Vol. 142, 2014

C.N. Mpinga, S.M. Bradshaw, G. Akdogan, C.A. Snyders, J.J. Eksteen, Evaluation of the Merrill–Crowe process for the simultaneous removal of platinum, palladium and gold from cyanide leach solutions, Hydrometallurgy, Vol. 142, 2014

A.P. Kozlov, V.A. Chanturiya, Technology opportunities to develop large-volume platinum ore deposits in dunite of zoned mafic–ultramafic complexes, International Journal of Mineral Processing, Vol. 126, 2014

J.M. Mwase, J. Petersen, J.J. Eksteen, A novel sequential heap leach process for treating crushed Platreef ore, Hydrometallurgy, Vol. 141, 2014

C.N. Mpinga, S.M. Bradshaw, G. Akdogan, C.A. Snyders, J.J. Eksteen, The extraction of Pt, Pd and Au from an alkaline cyanide simulated heap leachate by granular activated carbon, Minerals Engineering, Vol. 55, 2014

O.E. Fayemi, A.S. Ogunlaja, P.F.M. Kempgens, E. Antunes, N. Torto, T. Nyokong, Z.R. Tshentu, Adsorption and separation of platinum and palladium by polyamine functionalized polystyrene-based beads and nanofibers, Minerals Engineering, Vol. 53, 2013

G.A. Bezuidenhout, J.J. Eksteen, G. Akdogan, S.M. Bradshaw, J.P.R. De Villiers, Pyrometallurgical upgrading of PGM-rich leach residues from the Western Platinum base metals refinery through roasting, Minerals Engineering, Vol. 53, 2013

A.J.B. Smith, K.S. Viljoen, R. Schouwstra, J. Roberts, C. Schalkwyk, J. Gutzmer, Geological variations in the Merensky Reef at Bafokeng Rasimone Platinum Mine and its influence on flotation performance, Minerals Engineering, Vol. 52, 2013

T. Dzvinamurungu, K.S. Viljoen, M.W. Knoper, A. Mulaba-Bafubiandi, Geometallurgical characterisation of Merensky Reef and UG2 at the Marikana Mine, Bushveld Complex, South Africa, Minerals Engineering, Vol. 52, 2013

C. Yin, A.N. Nikoloski, M. Wang, Microfluidic solvent extraction of platinum and palladium from a chloride leach solution using Alamine 336, Minerals Engineering, Vol. 45, 2013

N. Chimwani, D. Glasser, D. Hildebrandt, M.J. Metzger, F.K. Mulenga, Determination of the milling parameters of a platinum group minerals ore to optimize product size distribution for flotation purposes, Minerals Engineering, Vol. 43-44, 2013

A.B. Makokha, M.H. Moys, A.M. Muumbo, R.J. Kiprono, Optimization of in-mill ball loading and slurry solids concentration in grinding of UG-2 ores: A statistical experimental design approach, Minerals Engineering, Vol. 39, 2012

J.M. Mwase, J. Petersen, J.J. Eksteen, Assessing a two-stage heap leaching process for Platreef flotation concentrate, Hydrometallurgy, Vol. 129-130, 2012

M.S. Manono, K.C. Corin, J.G. Wiese, An investigation into the effect of various ions and their ionic strength on the flotation performance of a platinum bearing ore from the Merensky reef, Minerals Engineering, Vol. 36-38, 2012

H. Miettunen, R. Kaukonen, K. Corin, S. Ojala, R.L. Keiski, Effect of reducing grinding conditions on the flotation behaviour of low-S content PGE ores, Minerals Engineering, Vol. 36-38, 2012

K.C. Corin, J.C. Bezuidenhout, C.T. O’Connor, The role of dithiophosphate as a co-collector in the flotation of a platinum group mineral ore, Minerals Engineering, Vol. 36-38, 2012

C. Bushell, The PGM flotation predictor: Predicting PGM ore flotation performance using results from automated mineralogy systems, Minerals Engineering, Vol. 36-38, 2012

N.J. Shackleton, V. Malysiak, D. De Vaux, N. Plint, Water quality - A comparative study between moncheite and pentlandite in mixture with pyroxene, Minerals Engineering, Vol. 36-38, 2012

J. Traeger, J. König, A. Städtke, H. Holdt, Development of a solvent extraction system with 1,2-bis(2-methoxyethylthio)benzene for the selective separation of palladium(II) from secondary raw materials, Hydrometallurgy, Vol. 127-128, 2012

L. Zhang, N. Li, P. Fan, X. Chu, S. An, J. Zhang, X. Wang, Rapid and selective separation of iridium ions from aqueous solutions using nano-Al2O3, Hydrometallurgy, Vol. 127-128, 2012

O.N. Kononova, A.M. Melnikov, T.V. Borisova, Simultaneous sorption recovery of platinum and rhodium from sulfate–chloride solutions, Hydrometallurgy, Vol. 117-118, 2012

L. Maharaj, B.K. Loveday, J. Pocock, Gravity separation of a UG-2 ore secondary sample for the reduction of chromite minerals, Minerals Engineering, Vol. 30, 2012

E. Aneheim, C. Ekberg, M.R.StJ. Foreman, Aqueous complexation of palladium to prevent precipitation and extraction in a group actinide extraction system, Hydrometallurgy, Vol. 115-116, 2012

C. Zhang, K. Huang, P. Yu, H. Liu, Sugaring-out three-liquid-phase extraction and one-step separation of Pt(IV), Pd(II) and Rh(III), Separation and Purification Technology, Vol. 87, 2012

A. Cieszynska, M. Wisniewski, Extractive recovery of palladium(II) from hydrochloric acid solutions with Cyphos®IL 104, Hydrometallurgy, Vol. 113-114, 2012

J.M. Mwase, J. Petersen, J.J. Eksteen, A conceptual flowsheet for heap leaching of platinum group metals (PGMs) from a low-grade ore concentrate, Hydrometallurgy, Vol. 111-112, 2012

P.P. Sun, M.S. Lee, Separation of Pt from hydrochloric acid leaching solution of spent catalysts by solvent extraction and ion exchange, Hydrometallurgy, Vol. 110, No. 1-4, 2011

M. Wojnicki, K. Pacawski, E. Rudnik, K. Fitzner, Kinetics of palladium(II) chloride complex reduction in aqueous solutions using dimethylamineborane, Hydrometallurgy, Vol. 110, No. 1-4, 2011

I.M. Ahmed, A.A. Nayl, J.A. Daoud, Extraction of palladium from nitrate solution by CYANEX 471X, International Journal of Mineral Processing, Vol. 101, No. 1-4, 2011

N. Solomon, M. Becker, A. Mainza, J. Petersen, J.-P. Franzidis, Understanding the influence of HPGR on PGM flotation behavior using mineralogy, Minerals Engineering, Vol. 24, No. 12, 2011

B. Mkhize, L. Andrews, Smelter feed quality control, Minerals Engineering, Vol. 24, No. 12, 2011

J. Vogeli, D.L. Reid, M. Becker, J. Broadhurst, J.-P. Franzidis, Investigation of the potential for mineral carbonation of PGM tailings in South Africa, Minerals Engineering, Vol. 24, No. 12, 2011

C. Bushell, A new SEM-EDS based automated mineral analysis solution for PGM-bearing ores and flotation products, Minerals Engineering, Vol. 24, No. 12, 2011

P.P. Sun, M.S. Lee, Separation of Pt(IV) and Pd(II) from the loaded Alamine 336 by stripping, Hydrometallurgy, Vol. 108, No. 3-4, 2011

N.A. Chapman, N.J. Shackleton, V. Malysiak, C.T. O'Connor, The effect of using different comminution procedures on the flotation of Platinum-Group Minerals, Minerals Engineering, Vol. 24, No. 8, 2011

J.J. Eksteen, A mechanistic model to predict matte temperatures during the smelting of UG2-rich blends of platinum group metal concentrates, Minerals Engineering, Vol. 24, No. 7, 2010

E. Thyse, G. Akdogan, J.J. Eksteen, The effect of changes in iron-endpoint during Peirce-Smith converting on PGE-containing nickel converter matte mineralization, Minerals Engineering, Vol. 24, No. 7, 2010

S. Ritchie, J.J. Eksteen, Investigating the effect of slag bath conditions on the existence of multiphase emulsion zones in PGM smelting furnaces using computation fluid dynamics, Minerals Engineering, Vol. 24, No. 7, 2010

C. Dorfling, G. Akdogan, S.M. Bradshaw, J.J. Eksteen, Determination of the relative leaching kinetics of Cu, Rh, Ru and Ir during the sulphuric acid pressure leaching of leach residue derived from Ni-Cu converter matte enriched in platinum group metals, Minerals Engineering, Vol. 24, No. 6, 2011

M. Adams, K. Liddell, T. Holohan, Hydrometallurgical processing of Platreef flotation concentrate, Minerals Engineering, Vol. 24, No. 6, 2011

R.F. van Schalkwyk, J.J. Eksteen, J. Petersen, E.L. Thyse, G. Akdogan, An experimental evaluation of the leaching kinetics of PGM-containing Ni-Cu-Fe-S Peirce Smith converter matte, under atmospheric leach conditions, Minerals Engineering, Vol. 24, No. 6, 2011

D. Jimenez de Aberasturi, R. Pinedo, I. Ruiz de Larramendi, J.I. Ruiz de Larramendi, T. Rojo, Recovery by hydrometallurgical extraction of the platinum-group metals from car catalytic converters, Minerals Engineering, Vol. 24, No. 6, 2011

R.T. Jones, I.J. Geldenhuys, The pros and cons of reductive matte smelting for PGMs, Minerals Engineering, Vol. 24, No. 6, 2011

L. Maharaj, B.K. Loveday, J. Pocock, The effect of the design of a secondary grinding circuit on platinum flotation from a UG-2 ore, Minerals Engineering, Vol. 24, No. 3-4, 2011

C. Marais, C. Aldrich, Estimation of platinum flotation grades from froth image data, Minerals Engineering, Vol. 24, No. 5, 2011

S. Aktas, Rhodium recovery from rhodium-containing waste rinsing water via cementation using zinc powder, Hydrometallurgy, Vol. 106, No. 1-2, 2011

P.P. Sun, M.S. Lee, Separation of Ir(IV) and Rh(III) from mixed chloride solutions by solvent extraction, Hydrometallurgy, Vol. 105, No. 3-4, 2011

O.N. Kononova, A.M. Melnikov, T.V. Borisova, A.S. Krylov, Simultaneous ion exchange recovery of platinum and rhodium from chloride solutions, Hydrometallurgy, Vol. 105, No. 3-4, 2011

K.C. Corin, A. Reddy, L. Miyen, J.G. Wiese, P.J. Harris, The effect of ionic strength of plant water on valuable mineral and gangue recovery in a platinum bearing ore from the Merensky reef, Minerals Engineering, Vol. 24, No. 2, 2011

T. Maksimainen, S. Luukkanen, P. Morsky, R. Kalapudas, The effect of grinding environment on flotation of sulphide poor PGE ores, Minerals Engineering, Vol. 23, No. 11-13, 2010

M.P. Hay, R. Roy, A case study of optimising UG2 flotation performance. Part 1: Bench, pilot and plant scale factors which influence Cr2O3 entrainment in UG2 flotation, Minerals Engineering, Vol. 23, No. 11-13, 2010

M.P. Hay, A case study of optimising UG2 flotation performance part 2: Modelling improved PGM recovery and Cr2O3 rejection at Northam's UG2 concentrator, Minerals Engineering, Vol. 23, No. 11-13, 2010

C.P. Brough, D.J. Bradshaw, M. Becker, A comparison of the flotation behaviour and the effect of copper activation on three reef types from the Merensky reef at Northam, Minerals Engineering, Vol. 23, No. 11-13, 2010

P.P. Sun, J.Y. Lee, H.K. Park, M.S. Lee, Recovery of Al(III) and Fe(III) from mixed chloride solutions containing platinum(IV), Hydrometallurgy, Vol. 104, No. 1, 2010

B. Swain, J. Jeong, Soo-kyoung Kim, Jae-chun Lee, Separation of platinum and palladium from chloride solution by solvent extraction using Alamine 300, Hydrometallurgy, Vol. 104, No. 1, 2010

Jin Young Lee, B. Raju, B. Nagaphani Kumar, J. Rajesh Kumar, Hyung Kyu Park, B. Ramachandra Reddy, Solvent extraction separation and recovery of palladium and platinum from chloride leach liquors of spent automobile catalyst, Separation and Purification Technology, Vol. 73, No. 2, 2010

A. Cieszynska, M. Wisniewski, Extraction of palladium(II) from chloride solutions with Cyphos®IL 101/toluene mixtures as novel extractant, Separation and Purification Technology, Vol. 73, No. 2, 2010

N. Das, Recovery of precious metals through biosorption -- A review, Hydrometallurgy, Vol. 103, No. 1-4, 2010

E. Van Tonder, D.A. Deglon, T.J. Napier-Munn, The effect of ore blends on the mineral processing of platinum ores, Minerals Engineering, Vol. 23, No. 8, 2010

B.J. Glaister, G.M. Mudd, The environmental costs of platinum-PGM mining and sustainability: Is the glass half-full or half-empty?, Minerals Engineering, Vol. 23, No. 5, 2010

M. Jasieniak, R.St.C. Smart, Surface chemical mechanisms of inadvertent recovery of chromite in UG2 ore flotation: Residual layer identification using statistical ToF-SIMS analysis, International Journal of Mineral Processing, Vol. 94, No. 1-2, 2010

Roux, J.O., et al, Novel redesign of a pressure leach autoclave by a South African platinum producer, Journal of the Southern African IMM, Vol. 109, No. 11, 2009

Jones, R.T., et al, Recovery of base metals and PGMs in a DC alloy-smelting furnace, Journal of the Southern African IMM, Vol.109, No.10, 2009

Chetty, D., et al, Automated SEM study of PGM distribution across a UG2 flotation bank: implications for understanding PGM floatability, Journal of the Southern African IMM, Vol.109, No.10, 2009

O.N. Kononova, T.A. Leyman, A.M. Melnikov, D.M. Kashirin, M.M. Tselukovskaya, Ion exchange recovery of platinum from chloride solutions, Hydrometallurgy, Vol. 100, No. 3-4, 2010

M. Becker, P.J. Harris, J.G. Wiese, D.J. Bradshaw, Mineralogical characterisation of naturally floatable gangue in Merensky Reef ore flotation, International Journal of Mineral Processing, Vol. 93, No. 3-4, 2009

R. Chand, T. Watari, K. Inoue, H. Kawakita, H.N. Luitel, D. Parajuli, T. Torikai, M. Yada, Selective adsorption of precious metals from hydrochloric acid solutions using porous carbon prepared from barley straw and rice husk, Minerals Engineering, Vol. 22, No. 15, 2009

L. Pan, Zu-de Zhang, Solvent extraction and separation of palladium(II) and platinum(IV) from hydrochloric acid medium with dibutyl sulfoxide, Minerals Engineering, Vol. 22, No. 15, 2009

D. Parajuli, K. Khunathai, C. Raj Adhikari, K. Inoue, K. Ohto, H. Kawakita, M. Funaoka, K. Hirota, Total recovery of gold, palladium, and platinum using lignophenol derivative, Minerals Engineering, Vol. 22, No. 13, 2009

J.J. Bezuidenhout, J.J. Eksteen, S.M. Bradshaw, Computational fluid dynamic modelling of an electric furnace used in the smelting of PGM containing concentrates, Minerals Engineering, Vol. 22, No. 11, 2009

A. Wolowicz, Z. Hubicki, Palladium(II) complexes adsorption from the chloride solutions with macrocomponent addition using strongly basic anion exchange resins, type 1, Hydrometallurgy, Vol. 98, No. 3-4, 2009

A. Wolowicz, Z. Hubicki, Sorption of palladium(II) complexes onto the styrene-divinylbenzene anion exchange resins, Chemical Engineering Journal, Vol. 152, No. 1, 2009

H. Kasaini, R.K. Mbaya, Continuous adsorption of Pt ions in a batch reactor and packed-bed column, Hydrometallurgy, Vol. 97, No. 1-2, 2009

A. Zanjani, M. Baghalha, Factors affecting platinum extraction from used reforming catalysts in iodine solutions at temperatures up to 95oC, Hydrometallurgy, Vol. 97, No. 1-2, 2009

Z. Hubicki, A. Wolowicz, M. Wawrzkiewicz, Application of commercially available anion exchange resins for preconcentration of palladium(II) complexes from chloride-nitrate solutions, Chemical Engineering Journal, Vol. 150, No. 1, 2009

Georgalli, G.A., et al, Towards electrode immersion control on Lonmin's no. 1 circular furnace, Journal of the Southern African IMM, Vol. 108, No. 1, 2009

Van Manen, P.K., Furnace energy efficiency at Polokwane smelter, Journal of the Southern African IMM, Vol. 108, No. 1, 2009

Eccleston, E., and White, J., Development of roasting parameters for the ConRoast process with low-sulphur feedstock, Journal of the Southern African IMM, Vol. 108, No. 1, 2009

Rule, C.M., Energy considerations in the current PGM processing flowsheet utilizing new technologies, Journal of the Southern African IMM, Vol. 108, No. 1, 2009

Greet, C.J., The significance of grinding environment on the flotation of UG2 ores, Journal of the Southern African IMM, Vol. 108, No. 1, 2009

Rule, C.M., et al, HPGR- revolution in platinum?, Journal of the Southern African IMM, Vol. 108, No. 1, 2009

Z. Xiao, A.R. Laplante, J.A. Finch, Quantifying the content of gravity recoverable platinum group minerals in ore samples, Minerals Engineering, Vol. 22, No. 3, 2009

Z. Hubicki, A. Wolowicz, Adsorption of palladium(II) from chloride solutions on Amberlyst A 29 and Amberlyst A 21 resins, Hydrometallurgy, Vol. 96, No. 1-2, 2009

M. Baghalha, Homa Khosravian Gh., Hamid Reza Mortaheb, Kinetics of platinum extraction from spent reforming catalysts in aqua-regia solutions, Hydrometallurgy, Vol. 95, No. 3-4, 2009

E. Birinci, M. Gulfen, A. Osman Aydin, Separation and recovery of palladium(II) from base metal ions by melamine-formaldehyde-thiourea (MFT) chelating resin, Hydrometallurgy, Vol. 95, No. 1-2, 2009

H. Brandl, S. Lehmann, M.A. Faramarzi, D. Martinelli, Biomobilization of silver, gold, and platinum from solid waste materials by HCN-forming microorganisms, Hydrometallurgy, Vol. 94, No.1-4, 2008

S. Shamaila, C.T. O'Connor, The role of synthetic minerals in determining the relative flotation behaviour of Platreef PGE tellurides and arsenides, Minerals Engineering, Vol. 21, No. 12-14, 2008

J. Rajesh Kumar, Hoo-In Lee, Jin-Young Lee, Joon-Soo Kim, Jeong-Soo Sohn, Comparison of liquid-liquid extraction studies on platinum(IV) from acidic solutions using bis(2,4,4-trimethylpentyl) monothiophosphinic acid, Separation and Purification Technology, Vol. 63, No. 1, 2008

A. Manipura, J.E. Burgess, Biological nitrogenous compound removal and subsequent rhodium recovery from simulated metal refinery wastewater, Minerals Engineering, Vol. 21, No. 9, 2008

M. Becker, A.N. Mainza, M.S. Powell, D.J. Bradshaw, B. Knopjes, Quantifying the influence of classification with the 3 product cyclone on liberation and recovery of PGMs in UG2 ore, Minerals Engineering, Vol.21 No.7, 2008

H. Narita, M. Tanaka, K. Morisaku, Palladium extraction with N,N,N',N'-tetra-n-octyl-thiodiglycolamide, Minerals Engineering, Vol. 21, No. 6, 2008

J.G. Wiese, P.J. Harris, D.J. Bradshaw, The use of very low molecular weight polysaccharides as depressants in PGM flotation, Minerals Engineering, Vol. 21, No. 6, 2008

A. Parodi, T. Vincent, M. Pilsniak, A.W. Trochimczuk, E. Guibal, Palladium and platinum binding on an imidazol containing resin, Hydrometallurgy, Vol. 92, No.1-2, 2008

B.A. Moore, J.R. Duncan and J.E. Burgess, Fungal bioaccumulation of copper, nickel, gold and platinum, Minerals Engineering, Vol. 21, No. 1, 2008

C.L. Mack, B. Wilhelmi, J.R. Duncan and J.E. Burgess, A kinetic study of the recovery of platinum ions from an artificial aqueous solution by immobilized Saccharomyces cerevisiae biomass, Minerals Engineering, Vol. 21, No. 1, 2008

M.K.G. Vermaak, J.D. Miller and J. Lee, Electrochemical interactions of industrially important platinum-containing minerals, Minerals Engineering, Vol.20 No.15, 2007

J.H. Brits and D.A. Deglon, Palladium stripping rates in PGM refining , Hydrometallurgy, Vol.89 No.3-4, 2007

N.J. Shackleton, V. Malysiak and C.T. O'Connor, Surface characteristics and flotation behaviour of platinum and palladium arsenides, International Journal of Mineral Processing, Vol.85 No.1-3, 2007

N.J. Shackleton, V. Malysiak and C.T. O'Connor, Surface characteristics and flotation behaviour of platinum and palladium tellurides, Minerals Engineering, Vol.20 No.13, 2007

T.A. Grammatikopoulos, A. Kapsiotis, F. Zaccarini, B. Tsikouras, K. Hatzipanagiotou and G. Garuti, Investigation of platinum-group minerals (PGM) from Pindos chromitites (Greece) using hydroseparation concentrates, Minerals Engineering, Vol.20 No.12, 2007

M.K.G. Vermaak, P.C. Pistorius and J.A. Venter, Fundamental electrochemical and Raman spectroscopic investigations of the flotation behaviour of PtAs2, Minerals Engineering, Vol.20 No.12, 2007

Y.F. Shen and W.Y. Xue, Recovery palladium, gold and platinum from hydrochloric acid solution using 2-hydroxy-4-sec-octanoyl diphenyl-ketoxime, Separation and Purification Technology, Vol.56 No.3, 2007

J. Wiese, P. Harris and D. Bradshaw, The response of sulphide and gangue minerals in selected Merensky ores to increased depressant dosages, Minerals Engineering, Vol.20 No.10, 2007

Westcott, G., et al, Impala Platinum Smelter, Rustenburg- an integrated smelter off-gas treatment solution, Journal of Southern African IMM, Vol.107 No.5, 2007

A.B. Boricha, H.C. Bajaj, P.K. Ghosh and R.V. Jasra, Recovery of palladium from palladium phthalocyanine complex adsorbed on silica, Hydrometallurgy, Vol.87 No.3-4, 2007

Yu, J., The separation and refining technologies of precious metals, Platinum Metals Review, Vol.51 No.2, 2007

K.A. Venkatesan, B.R. Selvan, M.P. Antony, T.G. Srinivasan and P.R.V. Rao, Extraction of palladium (II) from nitric acid medium by imidazolium nitrate immobilized resin, Hydrometallurgy, Vol.86 No.3-4, 2007

I. Jordaan, R. Pieters, L.P. Quinn, J.P. Giesy, P.D. Jones, M.B. Murphy and H. Bouwman, The contribution of dioxin-like compounds from platinum mining and processing samples, Minerals Engineering, Vol.20 No.2, 2007

M. Regel-Rosocka, M. Wisniewski, A. Borowiak-Resterna, A. Cieszynska and A.M. Sastre, Selective extraction of palladium(II) from hydrochloric acid solutions with pyridinecarboxamides and ACORGA(R)CLX50, Separation and Purification Technology, Vol.53 No.3, 2007

K. Huang, et al, Enrichment of Platinum Group Metals (PGMs) by Two-State Selective Pressure Leaching Cementation from Low-Grade Pt-Pd Sulfide Concentrates, Metallurgical & Materials Transactions B , Vol.37B No.5, 2006

Z. Hubicki, M. Leszczynska, B. Lodyga and A. Lodyga, Palladium(II) removal from chloride and chloride-nitrate solutions by chelating ion-exchangers containing N-donor atoms, Minerals Engineering, Vol.19 No.13, 2006

M.V. Rane and V. Venugopal, Study on the extraction of palladium(II) and platinum(IV) using LIX 84I, Hydrometallurgy, Vol.84 No.1-2, 2006

M. Mohan Raj, A. Dharmaraja, K. Panchanatheswaran, K.A. Venkatesan, T.G. Srinivasan and P.R. Vasudeva Rao, Extraction of fission palladium(II) from nitric acid by benzoylmethylenetriphenylphosphorane (BMTPP), Hydrometallurgy, Vol.84 No.1-2, 2006

Abughusa, A., et al, Extraction of precious metal ions from simulated mine effluents using a nanostructured adsorbent, Canadian Metallurgical Quarterly, Vol.45 No.3, 2006

Lamya, R.M., and Lorenzen, L., Atmospheric acid leaching of nickel-copper matte from Impala Platinum Refineries, Journal of the South African Institute of Mining and Metallurgy, Vol.106 No.6, 2006

J. Chen and K. Huang, A new technique for extraction of platinum group metals by pressure cyanidation, Hydrometallurgy, Vol.82 No.3-4, 2006

C.S. Kedari, M.T. Coll, A. Fortuny, E. Goralska and A.M. Sastre, Recovery and partitioning of Ir(IV) and Ru(III) from chloride solutions by solvent extraction using Cyanex 923/kerosene, Hydrometallurgy, Vol.82 No.1-2, 2006

A. Zhang, E. Kuraoka and M. Kumagai, Removal of Pd(II), Zr(IV), Sr(II), Fe(III), and Mo(VI) from simulated high level liquid waste by extraction chromatography utilizing the macroporous silica-based polymeric materials, Separation and Purification Technology, Vol.50 No.1, 2006

Coetzee, V., Common-sense improvements to electric smelting at Impala Platinum, Journal of the South African Institute of Mining and Metallurgy, Vol.106 No.3, 2006

A.J.H. Newell, D.J. Bradshaw and P.J. Harris, The effect of heavy oxidation upon flotation and potential remedies for Merensky type sulfides, Minerals Engineering, Vol.19 No.6-8, 2006

Cabri, L.J. et al, Hydroseparation: a new development in process mineralogy of platinum-bearing ores, CIM Magazine, Vol.1 No.1, 2006

J. Kramer, N.E. Dhladhla, K.R. Koch, Guanidinium functionalised silica-based anion exchangers significantly improve the selectivity of platinum group metal recovery from process solutions , Separation and Purification Technology, Vol.49 No.2, 2006

J. Vinals, E. Juan, M. Ruiz, E. Ferrando, M. Cruells, A. Roca, J. Casado, Leaching of gold and palladium with aqueous ozone in dilute chloride media, Hydrometallurgy, Vol.81 No.2, 2006

A.J. du Toit, P. Gaylard, S. Jahanshahi, J. Nell, Iron redox-equilibria and sulphide capacity of PGM melter-type slags, Minerals Engineering, Vol.19 No.3, 2006

K.S. McIntosh, D. Auer, K.R. Koch, J.J. Eksteen, Integrating pyrometallurgy and robotic systems engineering: Fully automated fire assay laboratory for rapid PGE analysis, Minerals Engineering, Vol.19 No.3, 2006

Z. Ekmekci, D.J. Bradshaw, P.J. Harris, A.M. Buswell, Interactive effects of the type of milling media and copper sulphate addition on the flotation performance of sulphide minerals from Merensky ore Part I: Pulp chemistry , International Journal of Mineral Processing, Vol.78 No.3, 2006

Z. Ekmekci, D.J. Bradshaw, P.J. Harris, A.M. Buswell, Interactive effects of the type of milling media and CuSO4 addition on the flotation performance of sulphide minerals from Merensky ore Part II: Froth stability , International Journal of Mineral Processing, Vol.78 No.3, 2006

P. Giridhar, K.A. Venkatesan, T.G. Srinivasan, P.R. Vasudeva Rao, Extraction of fission palladium by Aliquat 336 and electrochemical studies on direct recovery from ionic liquid phase, Hydrometallurgy, Vol.81 No.1, 2006

Andrews. L., Factors affecting nickel recovery from slags produced during platinum smelting, Mineral Processing and Extractive Metallurgy, Vol.114 No.3, 2005

L.J. Cabri, M. Beattie, N.S. Rudashevsky, V.N. Rudashevsky, Process mineralogy of Au, Pd and Pt ores from the Skaergaard intrusion, Greenland, using new technology, Minerals Engineering, Vol.18 No.8, 2005

R.H. Matjie, M.S. Scurrell, J. Bunt, The selective dissolution of alumina, cobalt and platinum from a calcined spent catalyst using different lixiviants, Minerals Engineering, Vol.18 No.8, 2005

J. Wiese, P. Harris, D. Bradshaw, Investigation of the role and interactions of a dithiophosphate collector in the flotation of sulphides from the Merensky reef, Minerals Engineering, Vol.18 No.8, 2005

E. Nel, M. Valenta, N. Naude, Influence of open circuit regrind milling on UG-2 ore composition and mineralogy at Impala's UG-2 concentrator, Minerals Engineering, Vol.18 No.8, 2005

M.P. Hay, G. Schroeder, Use of the SUPASIM flotation model in optimising Impala's UG2 circuit, Minerals Engineering, Vol.18 No.8, 2005

Z. Ekmekci, M.A. Buswell, D.J. Bradshaw, P.J. Harris, The value and limitations of electrochemical measurements in flotation of precious metal ores, Minerals Engineering, Vol.18 No.8, 2005

D.A. Deglon, The effect of agitation on the flotation of platinum ores, Minerals Engineering, Vol.18 No.8, 2005

J.D. Miller, J. Li, J.C. Davidtz, F. Vos, A review of pyrrhotite flotation chemistry in the processing of PGM ores, Minerals Engineering, Vol.18 No.8, 2005

D. Jafarifar, M.R. Daryanavard, S. Sheibani, Ultra fast microwave-assisted leaching for recovery of platinum from spent catalyst. Hydrometallurgy, Vol.78 No.3-4, 2005

Martinovic, J., et al, Investigation of surface properties of gangue minerals in platinum bearing ores. Journal of the South African Institute of Mining and Metallurgy, Vol.105 No.3, 2005

Mainza, A., et al, A comparison of different cyclones in addressing challenges in the classification of the dual density UG2 platinum ore. Journal of the South African Institute of Mining and Metallurgy, Vol.105 No.3, 2005

Yoon, H., et al, Quantitative analysis of platinum group metals using X-ray fluorescence spectrometry, Minerals & Metallurgical Processing, Vol.22 No.2, 2005

M.K.G. Vermaak, P.C. Pistorius, J.A. Venter, Electrochemical and Raman spectroscopic studies of the interaction of ethyl xanthate with Pd-Bi-Te, Minerals Engineering, Vol.18 No.6, 2005

Yoon, H., et al, Quantitative determination of PGM using ICP-MS, ICP-MS, ICP-AES, AAS and XRF, Minerals & Metallurgical Processing, Vol.22 No.1, 2005

Quinet, P., et al, Recovery of precious metals from electronic scrap by hydrometallurgical processing routes, Minerals & Metallurgical Processing, Vol.22 No.1, 2005

Potgieter, J.H., Small-scale recovery of noble metals from jewellery wastes, Journal of the South African Institute of Mining and Metallurgy, Vol.104 No.10, 2005

J. Wiese, P. Harris, D. Bradshaw, The influence of the reagent suite on the flotation of ores from the Merensky reef, Minerals Engineering, Vol.18 No.2, 2005

Cramer, L.A., Basson, J., and Nelson, L.R., The impact of platinum production from UG2 ore on ferrochrome production in South Africa. J. South African IMM, Vol. 104 No 9, 2004

Jones, R. T., JOM World Nonferrous Smelter Survey, Part II: Platinum Group Metals. JOM, Vol.56 No.12, 2004

Edtmaier, C. Svec, P. Disam, J., Refining Behavior of Platinum by Pyrometallurgical Means. Erzmetall, Vol.57 No.6, 2004

Green, B.R., et al, Leaching and recovery of platinum group metals from UG-2 concentrates. J. South African IMM, Vol.104 No.6, 2004

Bryson, M.A.W., New technologies in the concentration of PGM values from UG-2 ores. J. South African IMM, Vol.104 No.6, 2004

Bryson, M.A.W., Mineralogical control of minerals processing circuit design. J. South African IMM, Vol.104 No.6, 2004

Nell, J., Melting of platinum group metal concentrates in South Africa. J. South African IMM, Vol. 104 No 7 (2004)

Edtmaier, C. Svec, P., The Role of Reactions Between Crucible and Melt During Refining of Platinum by Vacuum Induction Melting. Canadian Metallurgical Quarterly, Vol.43 No.3, 2004

Z. Xiao, A.R. Laplante, Characterizing and recovering the platinum group minerals - a review., Minerals Engineering, Vol.17 No.9-10, 2004

A.A. de Sa Pinheiro, T.S. de Lima, P.C. Campos, J.C. Afonso, Recovery of platinum from spent catalysts in a fluoride-containing medium. Hydrometallurgy, Vol.74 No.1-2, 2004

de Vargas I.; Macaskie L.E.; Guibal E., Biosorption of palladium and platinum by sulfate-reducing bacteria. Journal of Chemical Technology & Biotechnology, Vol.79 No.1, 2004

M.A. Barakat, M.H.H. Mahmoud, Recovery of platinum from spent catalyst. Hydrometallurgy, Vol.72 No.3-4, 2004

Breytenbach, W., Vermaak, M.K.G., and Davidtz, J.C., Synergistic effects among dithiocarobonates (DTC), dithiophosphate (DTP) and trithiocarbonates (TTC) in the flotation of Merensky ores. J. South African IMM, Vol.103 No.10, 2003

L. Zou, J. Chen, Y. Huang, An alternative way to separating Ir(IV) and Rh(III) ions from a mixed chloride solution with added stannous chloride. Hydrometallurgy, Vol.72 No.1-2, 2004

S. Bulatovic, Evaluation of alternative reagent schemes for the flotation of platinum group minerals from various ores. Mineral Engineering, Vol.16 No.10, 2003

S. Gornostayev, T. Mutanen, The platinum-group minerals in chromitites of the Akanvaara deposit, Northern Finland and in their processing products. Mineral Engineering, Vol.16 No.11 (Supplement), 2003

A.M. Buswell, D.J. Bradshaw, P.J. Harris, Z. Ekmekci. The use of electrochemical measurements in the flotation of a platinum group minerals (PGM) bearing ore. Minerals Engineering, Vol.15, No.6, 2002

Cramer, L.A., The extractive metallurgy of South Africa's platinum ores. JOM, Vol. 53 No. 10, 2001

Benson, M., et al, Collector-metal behaviour in the recovery of platinum-group metals from catalytic converters. Trans. IMM Sect. C Vol. 109, Jan.-April 2000

DA Deglon, D Egya-Mensah, JP Franzidis. Review of hydrodynamics and gas dispersion in flotation cells on South African platinum concentrators. Minerals Engineering, Vol.13, No.3, 2000

 

   

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