The stage grinding and collectorlittle flotation flowsheet of one orecontaining molybednite and bismuthinite were designed and tested according to process min-eralogy consideration.

• 提出了钼铋硫化矿阶段磨矿微捕收剂浮选流程及硫化铜矿石无捕收剂浮选和微捕收剂浮选工艺。