摘要：【中文】本发明公开了一种从铜硫分离尾矿中回收铜矿物的方法，通过旋流器对铜硫分离尾矿进行粒度分级，得到溢流和沉砂；对于溢流，在自然pH值条件下添加调整剂、起泡剂和第一铜矿物捕收剂，并进行粗选，得到第一粗精矿；对于所述沉砂，以石灰调节矿浆pH值至10～12，再加入起泡剂和第二铜矿物捕收剂，并进行粗选，得到第二粗精矿；对第二粗精矿进行磨矿，得到磨矿后的第二粗精矿；将第一粗精矿与所述磨矿后的第二粗精矿合并，并加入调整剂和第一铜矿物捕收剂进行精选，从而得到铜精矿。本发明不仅能提高铜矿物的回收率，获得合格品位铜精矿，而且中矿循环量适中、操作简单、流程稳定、便于现场管理、适应性强。 【EN】The invention discloses a method for recovering copper minerals from copper-sulfur separation tailings, which comprises the steps of carrying out granularity classification on the copper-sulfur separation tailings through a cyclone to obtain overflow and settled sand; for overflow, adding a regulator, a foaming agent and a first copper mineral collecting agent under the condition of natural pH value, and performing rough concentration to obtain first rough concentrate; adjusting the pH value of ore pulp to 10-12 by lime for the settled sand, adding a foaming agent and a second copper mineral collecting agent, and performing rough concentration to obtain second rough concentrate; grinding the second rough concentrate to obtain ground second rough concentrate; and combining the first rough concentrate with the second rough concentrate after grinding, and adding a regulator and a first copper mineral collecting agent for concentration to obtain copper concentrate. The method can improve the recovery rate of the copper minerals and obtain the qualified-grade copper concentrate, and has the advantages of moderate middling circulation amount, simple operation, stable flow, convenience for field management and strong adaptability.

摘要：【中文】本发明公开了一种低品位蓝晶石矿石综合回收多种产品的选矿方法，包括：将蓝晶石原矿破碎磨矿，制成原矿矿浆；对原矿矿浆进行云母浮选，得到云母浮选尾矿和云母精矿产品；对云母浮选尾矿进行高梯度强磁选，得到高梯度强磁选尾矿和磁性产品；对磁性产品进行弱磁选，得到弱磁性产品，即为石榴石精矿产品；对高梯度强磁选尾矿进行浓密脱水，得到浓缩矿浆；对浓缩矿浆进行蓝晶石浮选，得到蓝晶石浮选精矿；将蓝晶石浮选精矿进行脉动高梯度强磁选，从而得到非磁性产品，即为蓝晶石精矿产品。本发明不仅能够有效提高矿石综合利用率，回收多种精矿产品，提高整体经济效益，而且能够减少对蓝晶石浮选的干扰，提高蓝晶石精矿品质。 【EN】The invention discloses a beneficiation method for comprehensively recovering various products from low-grade kyanite ores, which comprises the following steps: crushing and grinding the primary kyanite ore to prepare primary ore pulp; mica flotation is carried out on the raw ore pulp to obtain mica flotation tailings and mica concentrate products; carrying out high-gradient strong magnetic separation on the mica flotation tailings to obtain high-gradient strong magnetic separation tailings and magnetic products; carrying out low-intensity magnetic separation on the magnetic product to obtain a low-intensity magnetic product, namely a garnet concentrate product; carrying out thickening dehydration on the high-gradient strong magnetic separation tailings to obtain concentrated ore pulp; carrying out kyanite flotation on the concentrated ore pulp to obtain kyanite flotation concentrate; and (3) performing pulsed high-gradient strong magnetic separation on the kyanite flotation concentrate to obtain a non-magnetic product, namely a kyanite concentrate product. The method can effectively improve the comprehensive utilization rate of the ore, recover various concentrate products, improve the overall economic benefit, reduce the interference on the flotation of the kyanite and improve the quality of the kyanite concentrate.