The miningMining industry faces many challenges and issues relating to the use of water and the impact of exploration, extractionExtraction, and residue management on the environment. These include minimizing reagent consumption and maximizing mineral recoveryRecovery by improving the rate and degree to which solid–liquid separation takes place in thickening (McKetta John in Unit operations handbook unit 2—mechanical separation and materials handling) applications. MaxiFlox®MaxiFlox® R Series chemistry combined with can deliver an increase in water recoveryWater recovery in a copperCopper processingProcessing plant. This can be achieved through a combination of reduced dosage and increased underflow densityUnderflow density in the tailings thickener whilst maintaining the yield stressYield Stress of the underflow. Dose can also be controlled through an advanced control unit called OptiFlox® SRt. Process water is recovered in a thickener from the tailings of a flotationFlotation process. Make-up water is pumped to the site and can be a costly resource. The performancePerformance of the tailings thickener can be improved through the selection of a flocculantFlocculant. MaxiFlox®MaxiFlox® R series range is not conventional flocculantFlocculant. They deliver higher underflow densityUnderflow density and more robust floccules and are effective for many mineral ore types. The flocs formed are more tolerant to solids concentration and shear variations, and the dense particle shape allows for faster consolidation, higher underflow densityUnderflow density, and lower yield stressYield Stress. These changes are apparent in bench-top cylinder tests, a guide used prior to field trials. SciDev currently has a field case study from a CopperCopper Sulphide process in Australia and is working with clients globally, with results from this work in 2025 to be included in the presentation.

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Case Report—Use of MaxiFlox® R Series to Enhance the Water Recovery in a Copper Sulphide Process Circuit

  • Jamiel Muhor,
  • Martin Nieto,
  • Daan Loohuys

摘要

The miningMining industry faces many challenges and issues relating to the use of water and the impact of exploration, extractionExtraction, and residue management on the environment. These include minimizing reagent consumption and maximizing mineral recoveryRecovery by improving the rate and degree to which solid–liquid separation takes place in thickening (McKetta John in Unit operations handbook unit 2—mechanical separation and materials handling) applications. MaxiFlox®MaxiFlox® R Series chemistry combined with can deliver an increase in water recoveryWater recovery in a copperCopper processingProcessing plant. This can be achieved through a combination of reduced dosage and increased underflow densityUnderflow density in the tailings thickener whilst maintaining the yield stressYield Stress of the underflow. Dose can also be controlled through an advanced control unit called OptiFlox® SRt. Process water is recovered in a thickener from the tailings of a flotationFlotation process. Make-up water is pumped to the site and can be a costly resource. The performancePerformance of the tailings thickener can be improved through the selection of a flocculantFlocculant. MaxiFlox®MaxiFlox® R series range is not conventional flocculantFlocculant. They deliver higher underflow densityUnderflow density and more robust floccules and are effective for many mineral ore types. The flocs formed are more tolerant to solids concentration and shear variations, and the dense particle shape allows for faster consolidation, higher underflow densityUnderflow density, and lower yield stressYield Stress. These changes are apparent in bench-top cylinder tests, a guide used prior to field trials. SciDev currently has a field case study from a CopperCopper Sulphide process in Australia and is working with clients globally, with results from this work in 2025 to be included in the presentation.