According to the invention, in a method of reducing metal oxide, the oxide is supplied to molten metal in a crucible and is carried by circulation of the molten metal in the crucible in a reducing atmosphere to a lip over which {HEAD ~ the recovered metal} flows for {TAIL ~ collection} 
flows for
According to the invention , in a method of reducing metal oxide , the oxide is supplied to molten metal in a crucible and is carried by circulation of the molten metal in the crucible in a reducing atmosphere to a lip over which { HEAD ~ the recovered metal } flows for { TAIL ~ collection }
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