The desliming and flotation process is an
efficient way to grinding and flotation all for sorting
the low grade phosphate ore with complex mineral
symbiotic relationship and low recovery
; which hascharacteristics of enhancing the utilization of process
and equipment efficiently
; and could reduce the energyand reagent consumption. Adopting this way to deal with
the middlelow grade collophanite at Jinning
; whichcould get concentrate of high quality: the content of
P2O5 is 30.92%
; the content of MgO and sesquioxide is0.18% nd 1.71% respectively
; and the recovery is69.16%.
脱泥-浮选工艺是针对矿石品位下降,矿物共生关系复杂,回
收率低等一系列问题提出来的一整套关于磨矿、浮选的有效解决手
段,其特点是:合理利用流程设备,降低能耗及药耗.晋宁中低品位胶
磷矿通过该工艺,试验获得P2O5 品位为30.92%,MgO为 0.18%,R2O3
含量为1.73%5回收率为69.16%的优质磷精矿.
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收稿日期:20101201
作者简介:杨贵华(1955),男,云南昭通人,工程师.研究方向:磷
矿物加工与利用.