浮选钨精矿经过酸浸除磷、碳酸盐后，获得混合钨精矿品位为70。
The floatation tungsten concentrate is treated by acid pickling to remove phosphonium and carbonate, and its final concentrate is 70.
采用常温无碱浮选工艺处理海口磷矿擦洗尾矿，获得了优质磷精矿和满意的回收率。
Non-alkali flotation was used to treat the scrubbed tailings from Haikou at room temperature.
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