Search
Search Results
-
Reprocessing of the Cantung Mine Tailings: Removal of Sulphide Minerals
The Cantung mine is a formerly operating tungsten mine located in western Northwest Territories. As part of the Northern Abandoned Mine Reclamation...
-
Electrochemical Characterization of Sulphide Minerals–Halophilic Bacteria Surface Interaction for Bioflotation Applications
The effects of halophilic bacteria ( Halobacillus sp. and Marinobacter sp.) on pyrite and chalcopyrite surface oxidation in artificial seawater are...
-
Effect of Arsenic, Antimony, and Bismuth in Co-processing of Copper Sulphide Concentrates and Nickel Laterites in Sherritt’s Chimera Process
Sherritt’s Chimera process was developed to treat high-impurity copper concentrates and nickel laterites together in a single pressure leach step. In...
-
Sulphide Mineral-Bearing Gold Flotation at Bench and Pilot Scale from a Refractory Gold Ore
This work describes the flotation results of sulphide gold-bearing minerals in two samples of a refractory gold ore from a deposit located at Minas...
-
Ni/Co–Cu Sulphide Ores, Key Contributors to Sustainability: A Review of Applications and Processing Challenges
Nickel and cobalt are among the strategic metals contributing to sustainability. Recent statistics have indicated that their domestic production...
-
Advances in depressants for flotation separation of Cu-Fe sulfide minerals at low alkalinity: A critical review
The flotation separation of Cu-Fe sulfide minerals at low alkalinity can be achieved using selective depressants. In the flotation system of Cu-Fe...
-
Improvement of hydrogen permeation barrier performance by iron sulphide surface films
Fe–S compounds with hexagonal crystal structure are potential hydrogen permeation barrier during H 2 S corrosion. Hexagonal system Fe–S films were...
-
Effects of forced aeration on community dynamics of free and attached bacteria in copper sulphide ore bioleaching
Bacterial community dynamics and copper leaching with applied forced aeration were investigated during low-grade copper sulphide bioleaching to...
-
Modification of Structural-Textural Properties of Sulfide Minerals at Polymetallic Concentrate Leaching with Sulfuric Acid and Hydrogen Peroxide Solutions
AbstractThis paper examines the effects of structural-textural characteristics of sulfide minerals on their leaching from polymetallic concentrates...
-
The Use of Concentrating Solar Energy for Thermal Decomposition in Oxide and Carbonate Minerals
Concentrating solar energy can deliver high temperature process heat to metallurgical processes. An overview of mineral resources in South Africa and...
-
Piloting the MesoTHERM Flow Sheet to Demonstrate the Feasibility of a Biooxidation Circuit for Treatment of a Complex Copper-Gold Concentrate
A continuous pilot plant campaign has been conducted over the 2021–2022 period to demonstrate the technical feasibility of Metso Outotec’s novel...
-
Effect of Pretreatment During Leaching of Chambishi Copper–Cobalt Air Roast–Leach Calcine Residue
CopperCopper–cobaltCobalt calcine leach tailingsTailings material from ChambishiChambishi township of Copperbelt province of ZambiaZambia is...
-
Silver Recovery from Refractory Gold Materials with Sherritt’s Dilute POX Process
Sherritt developed the Dilute Pressure Oxidation (Dilute POX) process for the recovery of base and/or precious metals from high impurity or...
-
New diatomaceous earth and kaolinite ceramic membranes for turbidity reduction in water
Membrane technologies have become widespread due to the significant number of tasks it can solve in the treatment of drinking and waste water....
-
Vale’s Long Harbour Refinery: World Class Producer of Low-Carbon Nickel and Cobalt
Vale Base Metals operates the Long Harbour Refinery using a novel hydrometallurgical process** to produce high-purity electrolytic nickel, cobalt,...
-
Redistribution of Minor and Trace Elements During Roasting of Cu-Rich Complex Concentrate in Inert Atmosphere
A Cu-rich polymetallic complex concentrate produced at the Garpenberg Mines of Boliden Mineral AB, Sweden is investigated. Roasting at 700 °C in N 2 ...
-
Enhancing Technologies to Improve Metallurgical Processes
Advancements in basic sciences, materials, engineering and instrumentation have opened up exciting possibilities in extractive metallurgy. The...
-
Zinc and Lead Solvent Extraction and Electrowinning
Solvent extraction (SX)Solvent extraction of zinc (Zn)Zinc can be used to recover high-purity Zn from sulphide mineral leaching solutions, low-grade...
-
Water Recycling and Seasonal Water Quality Effects in Mineral Processing
Water management is a crucial aspect of sustainability in the mining industry. Increased awareness of the lack of freshwater resources pushes mining...
-
Isothermal Sulphation Roasting of Nickel Sulphide Minerals in a Static Air Atmosphere
Sulphation roastingSulfation roasting offers the potential to simultaneously extract valuable metals from multi-metalMetal sulphide...