Enhancing the flotation recovery of copper minerals in
Jan 01 2020 · The following was used during the milling test work on the slag samples a laboratory scale ball mill 400 mm by 300 mm a Laarmann laboratory slurry press size 13 for slurry filtration a 10 L measuring cylinder for measuring and adding water a drying oven to dry the slurry steel grinding balls for milling process water for milling and