The influence of process parameters such as grinding fineness, roughing reagent system and flotation time on the flotation efficiency in Donggou Molybdenum Mine of Ruyang was investigated.

• 摘要研究了汝阳东沟钼矿磨矿细度、粗选药剂制度及浮选时间等因素对钼矿选别效果的影响。