James A Finch

Research interests

• Aggregation behaviour of mineral suspensions
• Characterizing flotation frothers
• Gas dispersion properties in flotation systems
• Sensors to measure gas dispersion properties
• Resource recovery from waste streams

Projects

• Role of Ca and Mg in controlling aggregation of mineral suspensions
• Quantitative analysis of adsorbed reagents
• Frother chemistry and water carrying rate
• Quantitative analysis of frothers
• Frother function analysis
• Bubble thin film analysis
• Role of salts in controlling bubble coalescence
• Mono-sized bubble generation: use of slots and rotating spargers
• Precipitation of metals using ozone
• Air-assisted solvent extraction
• Bubble generation and motion as a function of slurry rheology
• Development of gas velocity sensor
• Development of gas holdup sensor
• Development of bubble size sensor
• Development of bulk density sensor
• Characterizing gas dispersion in flotation cells
• Modelling bubble size generation in flotation cells